PNN: Maiden Exploration Target defined at Morro do Ferro
Original announcement by asx on
- Company
- Power Minerals Limited
- Ticker
- PNN
- Exchange
- ASX
- Region
- Minas Gerais, Brazil
- Primary commodity
- Rare earths
- Secondary commodities
- Magnet rare earth oxides, Gallium, Niobium, Thorium
- Document categories
- Drill results, Other
- Extracted
- 2026-09-22 00:29:37 UTC
Analysis by Minestarters Atlas
Atlas analysis published:
Minestarters Atlas analysis
Summary
Power Minerals Limited has announced a maiden Exploration Target at its Morro do Ferro Rare Earth Project in Brazil, estimating 9.2 to 10.7 million tonnes at 7.8% to 9.2% TREO, including 1.3% to 1.6% MREO. This conceptual target is supported by extensive historical and current drilling, with plans for further work to advance towards a maiden JORC Mineral Resource estimate. The company acknowledges that unassayed drill holes and calculated density assumptions introduce some uncertainty to the estimate.
Reasoning: The company has announced a substantial maiden Exploration Target for rare earths, providing a strong conceptual basis for future resource definition, despite some inherent uncertainties typical of this stage.
Positive factors
- Maiden Exploration Target defined with significant tonnage and grade ranges.
- Extensive historical and current drill data supports the model.
- Verification sampling and twin holes confirm historical assay reliability.
- Strong geophysical correlation with mineralization.
- Project has priority status with the Minas Gerais Government.
- Clear pathway outlined for a potential maiden JORC Mineral Resource estimate.
- QA/QC procedures are disclosed and appear robust.
Negative factors
- Exploration Target is conceptual and not a Mineral Resource, with inherent uncertainty.
- Nine current drill holes remain unassayed, potentially affecting the estimate.
- Bulk density for high-grade material is calculated, not directly measured.
- Variography does not fully validate the southern projection.
- Historical core recovery issues in saprolite not fully analyzed for grade bias.
- No external audit of sampling techniques or data has been completed.
- Gallium assay coverage is sparse due to analytical limitations.
Low confidence — this extraction should be reviewed alongside the original source.
Facts used in scoring: 88
Extracted facts
Stored fact records: 88. Some facts used in scoring do not have a stored record.
Drill Results (88)
MFSR-03Morro do Ferro · rare_earthsGrade: 1.94Grade Unit: %Intercept: 33.9 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-03
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.94
- Grade Unit
- %
- Intercept
- 33.9 m
- From
- 0 m
- To
- 33.9 m
- Hole Depth
- 100.7 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-03:0-33.9
- Mining Method
- unknown
Location
- Easting
- 341717
- Northing
- 7575957
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1535.53 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2012-02-29T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.94”
Context: 33.9
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-03Morro do Ferro · rare_earthsGrade: 1.14Grade Unit: %Intercept: 6 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-03
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.14
- Grade Unit
- %
- Intercept
- 6 m
- From
- 51.5 m
- To
- 57.5 m
- Hole Depth
- 100.7 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-03:51.5-57.5
- Mining Method
- unknown
Location
- Easting
- 341717
- Northing
- 7575957
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1535.53 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2012-02-29T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.14”
Context: 6.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-04Morro do Ferro · rare_earthsGrade: 3.07Grade Unit: %Intercept: 95 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-04
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 3.07
- Grade Unit
- %
- Intercept
- 95 m
- From
- 0 m
- To
- 95 m
- Hole Depth
- 100.2 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-04:0-95
- Mining Method
- unknown
Location
- Easting
- 341751
- Northing
- 7575993
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1541.85 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2012-02-25T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A significant historical intercept that forms part of the data supporting the exploration target.
Positive factors
- Significant intercept length and grade for a historical result.
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“3.07”
Context: 95.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-05Morro do Ferro · rare_earthsGrade: 1.36Grade Unit: %Intercept: 9.3 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-05
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.36
- Grade Unit
- %
- Intercept
- 9.3 m
- From
- 19.7 m
- To
- 29 m
- Hole Depth
- 200 m
- Intercept Depth
- 19.7 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-05:19.7-29
- Mining Method
- unknown
Location
- Easting
- 341788
- Northing
- 7576032
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1543.36 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2012-03-05T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.36”
Context: 9.3
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-05Morro do Ferro · rare_earthsGrade: 1.17Grade Unit: %Intercept: 2 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-05
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.17
- Grade Unit
- %
- Intercept
- 2 m
- From
- 54.3 m
- To
- 56.3 m
- Hole Depth
- 200 m
- Intercept Depth
- 19.7 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-05:54.3-56.3
- Mining Method
- unknown
Location
- Easting
- 341788
- Northing
- 7576032
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1543.36 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2012-03-05T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.17”
Context: 2.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-05Morro do Ferro · rare_earthsGrade: 1.36Grade Unit: %Intercept: 14.5 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-05
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.36
- Grade Unit
- %
- Intercept
- 14.5 m
- From
- 63.5 m
- To
- 78 m
- Hole Depth
- 200 m
- Intercept Depth
- 19.7 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-05:63.5-78
- Mining Method
- unknown
Location
- Easting
- 341788
- Northing
- 7576032
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1543.36 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2012-03-05T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.36”
Context: 14.5
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-05Morro do Ferro · rare_earthsGrade: 1.49Grade Unit: %Intercept: 10 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-05
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.49
- Grade Unit
- %
- Intercept
- 10 m
- From
- 84 m
- To
- 94 m
- Hole Depth
- 200 m
- Intercept Depth
- 19.7 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-05:84-94
- Mining Method
- unknown
Location
- Easting
- 341788
- Northing
- 7576032
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1543.36 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2012-03-05T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.49”
Context: 10.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-05Morro do Ferro · rare_earthsGrade: 1.18Grade Unit: %Intercept: 16.3 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-05
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.18
- Grade Unit
- %
- Intercept
- 16.3 m
- From
- 99.7 m
- To
- 116 m
- Hole Depth
- 200 m
- Intercept Depth
- 19.7 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-05:99.7-116
- Mining Method
- unknown
Location
- Easting
- 341788
- Northing
- 7576032
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1543.36 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2012-03-05T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.18”
Context: 16.3
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-05Morro do Ferro · rare_earthsGrade: 1.1Grade Unit: %Intercept: 13.6 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-05
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.1
- Grade Unit
- %
- Intercept
- 13.6 m
- From
- 123.8 m
- To
- 137.4 m
- Hole Depth
- 200 m
- Intercept Depth
- 19.7 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-05:123.8-137.4
- Mining Method
- unknown
Location
- Easting
- 341788
- Northing
- 7576032
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1543.36 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2012-03-05T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.10”
Context: 13.6
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-05Morro do Ferro · rare_earthsGrade: 1.09Grade Unit: %Intercept: 2 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-05
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.09
- Grade Unit
- %
- Intercept
- 2 m
- From
- 161 m
- To
- 163 m
- Hole Depth
- 200 m
- Intercept Depth
- 19.7 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-05:161-163
- Mining Method
- unknown
Location
- Easting
- 341788
- Northing
- 7576032
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1543.36 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2012-03-05T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.09”
Context: 2.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-06Morro do Ferro · rare_earthsGrade: 1.05Grade Unit: %Intercept: 2 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-06
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.05
- Grade Unit
- %
- Intercept
- 2 m
- From
- 16.5 m
- To
- 18.5 m
- Hole Depth
- 100.15 m
- Intercept Depth
- 16.5 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-06:16.5-18.5
- Mining Method
- unknown
Location
- Easting
- 341809
- Northing
- 7576062
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1533.05 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2012-02-29T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.05”
Context: 2.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-06Morro do Ferro · rare_earthsGrade: 1.09Grade Unit: %Intercept: 2 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-06
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.09
- Grade Unit
- %
- Intercept
- 2 m
- From
- 22.6 m
- To
- 24.6 m
- Hole Depth
- 100.15 m
- Intercept Depth
- 16.5 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-06:22.6-24.6
- Mining Method
- unknown
Location
- Easting
- 341809
- Northing
- 7576062
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1533.05 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2012-02-29T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.09”
Context: 2.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-06Morro do Ferro · rare_earthsGrade: 1.37Grade Unit: %Intercept: 4.6 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-06
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.37
- Grade Unit
- %
- Intercept
- 4.6 m
- From
- 31.4 m
- To
- 35.9 m
- Hole Depth
- 100.15 m
- Intercept Depth
- 16.5 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-06:31.4-35.9
- Mining Method
- unknown
Location
- Easting
- 341809
- Northing
- 7576062
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1533.05 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2012-02-29T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.37”
Context: 4.6
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-06Morro do Ferro · rare_earthsGrade: 1.12Grade Unit: %Intercept: 4.3 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-06
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.12
- Grade Unit
- %
- Intercept
- 4.3 m
- From
- 84.3 m
- To
- 88.6 m
- Hole Depth
- 100.15 m
- Intercept Depth
- 16.5 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-06:84.3-88.6
- Mining Method
- unknown
Location
- Easting
- 341809
- Northing
- 7576062
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1533.05 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2012-02-29T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.12”
Context: 4.3
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-07Morro do Ferro · rare_earthsGrade: 1.16Grade Unit: %Intercept: 2.5 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-07
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.16
- Grade Unit
- %
- Intercept
- 2.5 m
- From
- 75 m
- To
- 77.5 m
- Hole Depth
- 200.45 m
- Intercept Depth
- 75 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-07:75-77.5
- Mining Method
- unknown
Location
- Easting
- 341836
- Northing
- 7576102
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1529.42 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2012-03-06T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.16”
Context: 2.5
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-07Morro do Ferro · rare_earthsGrade: 0.99Grade Unit: %Intercept: 8.9 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-07
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 0.99
- Grade Unit
- %
- Intercept
- 8.9 m
- From
- 113.8 m
- To
- 122.7 m
- Hole Depth
- 200.45 m
- Intercept Depth
- 75 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-07:113.8-122.7
- Mining Method
- unknown
Location
- Easting
- 341836
- Northing
- 7576102
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1529.42 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2012-03-06T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that falls below the stated cut-off after internal dilution, but is included in the dataset.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- Grade is below the stated cut-off after internal dilution.
- True width is not known.
Evidence · table
“0.99”
Context: 8.9
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-07Morro do Ferro · rare_earthsGrade: 1Grade Unit: %Intercept: 6 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-07
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1
- Grade Unit
- %
- Intercept
- 6 m
- From
- 192 m
- To
- 198 m
- Hole Depth
- 200.45 m
- Intercept Depth
- 75 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-07:192-198
- Mining Method
- unknown
Location
- Easting
- 341836
- Northing
- 7576102
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1529.42 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2012-03-06T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.00”
Context: 6.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-09Morro do Ferro · rare_earthsGrade: 1.34Grade Unit: %Intercept: 2.9 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-09
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.34
- Grade Unit
- %
- Intercept
- 2.9 m
- From
- 0 m
- To
- 2.9 m
- Hole Depth
- 100.25 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-09:0-2.9
- Mining Method
- unknown
Location
- Easting
- 341928
- Northing
- 7575999
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1504.6 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2012-04-02T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.34”
Context: 2.9
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-09Morro do Ferro · rare_earthsGrade: 1.11Grade Unit: %Intercept: 2.3 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-09
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.11
- Grade Unit
- %
- Intercept
- 2.3 m
- From
- 17.5 m
- To
- 19.8 m
- Hole Depth
- 100.25 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-09:17.5-19.8
- Mining Method
- unknown
Location
- Easting
- 341928
- Northing
- 7575999
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1504.6 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2012-04-02T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.11”
Context: 2.3
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-09Morro do Ferro · rare_earthsGrade: 0.93Grade Unit: %Intercept: 34.2 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-09
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 0.93
- Grade Unit
- %
- Intercept
- 34.2 m
- From
- 39.3 m
- To
- 73.5 m
- Hole Depth
- 100.25 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-09:39.3-73.5
- Mining Method
- unknown
Location
- Easting
- 341928
- Northing
- 7575999
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1504.6 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2012-04-02T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that falls below the stated cut-off after internal dilution, but is included in the dataset.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- Grade is below the stated cut-off after internal dilution.
- True width is not known.
Evidence · table
“0.93”
Context: 34.2
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-09Morro do Ferro · rare_earthsGrade: 1.13Grade Unit: %Intercept: 2.5 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-09
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.13
- Grade Unit
- %
- Intercept
- 2.5 m
- From
- 79.5 m
- To
- 82 m
- Hole Depth
- 100.25 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-09:79.5-82
- Mining Method
- unknown
Location
- Easting
- 341928
- Northing
- 7575999
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1504.6 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2012-04-02T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.13”
Context: 2.5
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-10Morro do Ferro · rare_earthsGrade: 5.72Grade Unit: %Intercept: 86 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-10
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 5.72
- Grade Unit
- %
- Intercept
- 86 m
- From
- 0 m
- To
- 86 m
- Hole Depth
- 100.44 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-10:0-86
- Mining Method
- unknown
Location
- Easting
- 341856
- Northing
- 7575929
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1530.55 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2012-03-12T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A strong historical intercept that forms a key part of the data supporting the exploration target.
Positive factors
- High grade and significant intercept length for a historical result.
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“5.72”
Context: 86.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-11Morro do Ferro · rare_earthsGrade: 1.14Grade Unit: %Intercept: 2.1 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-11
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.14
- Grade Unit
- %
- Intercept
- 2.1 m
- From
- 0 m
- To
- 2.1 m
- Hole Depth
- 100.1 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-11:0-2.1
- Mining Method
- unknown
Location
- Easting
- 341783
- Northing
- 7575861
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1523.76 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2012-03-13T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.14”
Context: 2.1
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-11Morro do Ferro · rare_earthsGrade: 1.32Grade Unit: %Intercept: 6.3 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-11
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.32
- Grade Unit
- %
- Intercept
- 6.3 m
- From
- 16.9 m
- To
- 23.2 m
- Hole Depth
- 100.1 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-11:16.9-23.2
- Mining Method
- unknown
Location
- Easting
- 341783
- Northing
- 7575861
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1523.76 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2012-03-13T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.32”
Context: 6.3
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-12Morro do Ferro · rare_earthsGrade: 3.47Grade Unit: %Intercept: 40.5 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-12
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 3.47
- Grade Unit
- %
- Intercept
- 40.5 m
- From
- 17.5 m
- To
- 58 m
- Hole Depth
- 100 m
- Intercept Depth
- 17.5 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-12:17.5-58
- Mining Method
- unknown
Location
- Easting
- 342107
- Northing
- 7575836
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1437.48 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2012-03-20T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A significant historical intercept that forms part of the data supporting the exploration target.
Positive factors
- Significant intercept length and grade for a historical result.
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“3.47”
Context: 40.5
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-13Morro do Ferro · rare_earthsGrade: 2.32Grade Unit: %Intercept: 24.4 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-13
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 2.32
- Grade Unit
- %
- Intercept
- 24.4 m
- From
- 25.1 m
- To
- 49.6 m
- Hole Depth
- 100.95 m
- Intercept Depth
- 25.1 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-13:25.1-49.6
- Mining Method
- unknown
Location
- Easting
- 342032
- Northing
- 7575765
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1450.15 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2012-03-19T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“2.32”
Context: 24.4
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-13Morro do Ferro · rare_earthsGrade: 1.18Grade Unit: %Intercept: 2 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-13
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.18
- Grade Unit
- %
- Intercept
- 2 m
- From
- 63 m
- To
- 65 m
- Hole Depth
- 100.95 m
- Intercept Depth
- 25.1 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-13:63-65
- Mining Method
- unknown
Location
- Easting
- 342032
- Northing
- 7575765
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1450.15 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2012-03-19T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.18”
Context: 2.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-14Morro do Ferro · rare_earthsGrade: 2.74Grade Unit: %Intercept: 3.4 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-14
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 2.74
- Grade Unit
- %
- Intercept
- 3.4 m
- From
- 0 m
- To
- 3.4 m
- Hole Depth
- 100.5 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-14:0-3.4
- Mining Method
- unknown
Location
- Easting
- 341963
- Northing
- 7575700
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1441.21 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2012-03-23T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“2.74”
Context: 3.4
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-14Morro do Ferro · rare_earthsGrade: 1.15Grade Unit: %Intercept: 2.1 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-14
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.15
- Grade Unit
- %
- Intercept
- 2.1 m
- From
- 87.9 m
- To
- 90 m
- Hole Depth
- 100.5 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-14:87.9-90
- Mining Method
- unknown
Location
- Easting
- 341963
- Northing
- 7575700
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1441.21 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2012-03-23T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.15”
Context: 2.1
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-15Morro do Ferro · rare_earthsGrade: 2.75Grade Unit: %Intercept: 2 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-15
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 2.75
- Grade Unit
- %
- Intercept
- 2 m
- From
- 90 m
- To
- 92 m
- Hole Depth
- 100.6 m
- Intercept Depth
- 90 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-15:90-92
- Mining Method
- unknown
Location
- Easting
- 341758
- Northing
- 7576173
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1477.37 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2012-03-23T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“2.75”
Context: 2.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-16Morro do Ferro · rare_earthsGrade: 1.56Grade Unit: %Intercept: 10 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-16
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.56
- Grade Unit
- %
- Intercept
- 10 m
- From
- 4 m
- To
- 14 m
- Hole Depth
- 100.95 m
- Intercept Depth
- 4 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-16:4-14
- Mining Method
- unknown
Location
- Easting
- 341688
- Northing
- 7576108
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1494.92 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2012-03-31T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.56”
Context: 10.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-16Morro do Ferro · rare_earthsGrade: 0.95Grade Unit: %Intercept: 9.4 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-16
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 0.95
- Grade Unit
- %
- Intercept
- 9.4 m
- From
- 19.7 m
- To
- 29 m
- Hole Depth
- 100.95 m
- Intercept Depth
- 4 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-16:19.7-29
- Mining Method
- unknown
Location
- Easting
- 341688
- Northing
- 7576108
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1494.92 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2012-03-31T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that falls below the stated cut-off after internal dilution, but is included in the dataset.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- Grade is below the stated cut-off after internal dilution.
- True width is not known.
Evidence · table
“0.95”
Context: 9.4
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-16Morro do Ferro · rare_earthsGrade: 0.97Grade Unit: %Intercept: 19 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-16
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 0.97
- Grade Unit
- %
- Intercept
- 19 m
- From
- 35 m
- To
- 54 m
- Hole Depth
- 100.95 m
- Intercept Depth
- 4 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-16:35-54
- Mining Method
- unknown
Location
- Easting
- 341688
- Northing
- 7576108
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1494.92 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2012-03-31T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that falls below the stated cut-off after internal dilution, but is included in the dataset.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- Grade is below the stated cut-off after internal dilution.
- True width is not known.
Evidence · table
“0.97”
Context: 19.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-17Morro do Ferro · rare_earthsGrade: 2.19Grade Unit: %Intercept: 18.4 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-17
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 2.19
- Grade Unit
- %
- Intercept
- 18.4 m
- From
- 0 m
- To
- 18.4 m
- Hole Depth
- 100.7 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-17:0-18.4
- Mining Method
- unknown
Location
- Easting
- 341618
- Northing
- 7576042
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1486.28 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2012-03-29T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“2.19”
Context: 18.4
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-18Morro do Ferro · rare_earthsGrade: 3.34Grade Unit: %Intercept: 29 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-18
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 3.34
- Grade Unit
- %
- Intercept
- 29 m
- From
- 0 m
- To
- 29 m
- Hole Depth
- 100.25 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-18:0-29
- Mining Method
- unknown
Location
- Easting
- 341940
- Northing
- 7575813
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1480.31 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2012-04-03T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A significant historical intercept that forms part of the data supporting the exploration target.
Positive factors
- Significant intercept length and grade for a historical result.
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“3.34”
Context: 29.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-18Morro do Ferro · rare_earthsGrade: 1.22Grade Unit: %Intercept: 2 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-18
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.22
- Grade Unit
- %
- Intercept
- 2 m
- From
- 36 m
- To
- 38 m
- Hole Depth
- 100.25 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-18:36-38
- Mining Method
- unknown
Location
- Easting
- 341940
- Northing
- 7575813
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1480.31 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2012-04-03T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.22”
Context: 2.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-18Morro do Ferro · rare_earthsGrade: 1.24Grade Unit: %Intercept: 4 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-18
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.24
- Grade Unit
- %
- Intercept
- 4 m
- From
- 50.5 m
- To
- 54.5 m
- Hole Depth
- 100.25 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-18:50.5-54.5
- Mining Method
- unknown
Location
- Easting
- 341940
- Northing
- 7575813
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1480.31 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2012-04-03T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.24”
Context: 4.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-18Morro do Ferro · rare_earthsGrade: 1.29Grade Unit: %Intercept: 12 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-18
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.29
- Grade Unit
- %
- Intercept
- 12 m
- From
- 60.5 m
- To
- 72.5 m
- Hole Depth
- 100.25 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-18:60.5-72.5
- Mining Method
- unknown
Location
- Easting
- 341940
- Northing
- 7575813
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1480.31 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2012-04-03T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.29”
Context: 12.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-19Morro do Ferro · rare_earthsGrade: 1.25Grade Unit: %Intercept: 5.5 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-19
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.25
- Grade Unit
- %
- Intercept
- 5.5 m
- From
- 2 m
- To
- 7.5 m
- Hole Depth
- 40.85 m
- Intercept Depth
- 2 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-19:2-7.5
- Mining Method
- unknown
Location
- Easting
- 342000
- Northing
- 7575730
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1448.36 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-11-10T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.25”
Context: 5.5
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-19Morro do Ferro · rare_earthsGrade: 1.12Grade Unit: %Intercept: 2 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-19
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.12
- Grade Unit
- %
- Intercept
- 2 m
- From
- 26 m
- To
- 28 m
- Hole Depth
- 40.85 m
- Intercept Depth
- 2 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-19:26-28
- Mining Method
- unknown
Location
- Easting
- 342000
- Northing
- 7575730
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1448.36 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-11-10T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.12”
Context: 2.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-20Morro do Ferro · rare_earthsGrade: 7.26Grade Unit: %Intercept: 58.5 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-20
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 7.26
- Grade Unit
- %
- Intercept
- 58.5 m
- From
- 0 m
- To
- 58.5 m
- Hole Depth
- 60.6 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-20:0-58.5
- Mining Method
- unknown
Location
- Easting
- 342072
- Northing
- 7575803
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1438.09 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-11-07T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A strong historical intercept that forms a key part of the data supporting the exploration target.
Positive factors
- High grade and significant intercept length for a historical result.
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“7.26”
Context: 58.5
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-21Morro do Ferro · rare_earthsGrade: 1.04Grade Unit: %Intercept: 2 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-21
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.04
- Grade Unit
- %
- Intercept
- 2 m
- From
- 16 m
- To
- 18 m
- Hole Depth
- 65.95 m
- Intercept Depth
- 16 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-21:16-18
- Mining Method
- unknown
Location
- Easting
- 342141
- Northing
- 7575871
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1429.1 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-11-03T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.04”
Context: 2.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-22Morro do Ferro · rare_earthsGrade: 1.05Grade Unit: %Intercept: 4.5 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-22
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.05
- Grade Unit
- %
- Intercept
- 4.5 m
- From
- 9.5 m
- To
- 14 m
- Hole Depth
- 70.1 m
- Intercept Depth
- 9.5 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-22:9.5-14
- Mining Method
- unknown
Location
- Easting
- 342038
- Northing
- 7575848
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1455.81 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-10-31T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.05”
Context: 4.5
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-22Morro do Ferro · rare_earthsGrade: 1.68Grade Unit: %Intercept: 9 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-22
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.68
- Grade Unit
- %
- Intercept
- 9 m
- From
- 22 m
- To
- 31 m
- Hole Depth
- 70.1 m
- Intercept Depth
- 9.5 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-22:22-31
- Mining Method
- unknown
Location
- Easting
- 342038
- Northing
- 7575848
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1455.81 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-10-31T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.68”
Context: 9.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-22Morro do Ferro · rare_earthsGrade: 1.75Grade Unit: %Intercept: 33.1 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-22
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.75
- Grade Unit
- %
- Intercept
- 33.1 m
- From
- 37 m
- To
- 70.1 m
- Hole Depth
- 70.1 m
- Intercept Depth
- 9.5 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-22:37-70.1
- Mining Method
- unknown
Location
- Easting
- 342038
- Northing
- 7575848
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1455.81 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-10-31T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.75”
Context: 33.1
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-23Morro do Ferro · rare_earthsGrade: 1.22Grade Unit: %Intercept: 11 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-23
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.22
- Grade Unit
- %
- Intercept
- 11 m
- From
- 0 m
- To
- 11 m
- Hole Depth
- 60 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-23:0-11
- Mining Method
- unknown
Location
- Easting
- 342001
- Northing
- 7575813
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1465.71 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-10-30T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.22”
Context: 11.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-23Morro do Ferro · rare_earthsGrade: 1.86Grade Unit: %Intercept: 6.4 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-23
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.86
- Grade Unit
- %
- Intercept
- 6.4 m
- From
- 16.6 m
- To
- 23 m
- Hole Depth
- 60 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-23:16.6-23
- Mining Method
- unknown
Location
- Easting
- 342001
- Northing
- 7575813
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1465.71 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-10-30T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.86”
Context: 6.4
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-23Morro do Ferro · rare_earthsGrade: 1.42Grade Unit: %Intercept: 2.6 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-23
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.42
- Grade Unit
- %
- Intercept
- 2.6 m
- From
- 33 m
- To
- 35.7 m
- Hole Depth
- 60 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-23:33-35.7
- Mining Method
- unknown
Location
- Easting
- 342001
- Northing
- 7575813
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1465.71 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-10-30T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.42”
Context: 2.6
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-23Morro do Ferro · rare_earthsGrade: 1.37Grade Unit: %Intercept: 4 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-23
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.37
- Grade Unit
- %
- Intercept
- 4 m
- From
- 40 m
- To
- 44 m
- Hole Depth
- 60 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-23:40-44
- Mining Method
- unknown
Location
- Easting
- 342001
- Northing
- 7575813
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1465.71 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-10-30T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.37”
Context: 4.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-23Morro do Ferro · rare_earthsGrade: 1.18Grade Unit: %Intercept: 2.5 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-23
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.18
- Grade Unit
- %
- Intercept
- 2.5 m
- From
- 48.2 m
- To
- 50.7 m
- Hole Depth
- 60 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-23:48.2-50.7
- Mining Method
- unknown
Location
- Easting
- 342001
- Northing
- 7575813
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1465.71 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-10-30T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.18”
Context: 2.5
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-24Morro do Ferro · rare_earthsGrade: 1.88Grade Unit: %Intercept: 16 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-24
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.88
- Grade Unit
- %
- Intercept
- 16 m
- From
- 0 m
- To
- 16 m
- Hole Depth
- 50.9 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-24:0-16
- Mining Method
- unknown
Location
- Easting
- 341966
- Northing
- 7575776
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1469.18 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-10-29T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.88”
Context: 16.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-24Morro do Ferro · rare_earthsGrade: 1.16Grade Unit: %Intercept: 4 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-24
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.16
- Grade Unit
- %
- Intercept
- 4 m
- From
- 26 m
- To
- 30 m
- Hole Depth
- 50.9 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-24:26-30
- Mining Method
- unknown
Location
- Easting
- 341966
- Northing
- 7575776
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1469.18 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-10-29T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.16”
Context: 4.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-24Morro do Ferro · rare_earthsGrade: 1.29Grade Unit: %Intercept: 9.9 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-24
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.29
- Grade Unit
- %
- Intercept
- 9.9 m
- From
- 41 m
- To
- 50.9 m
- Hole Depth
- 50.9 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-24:41-50.9
- Mining Method
- unknown
Location
- Easting
- 341966
- Northing
- 7575776
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1469.18 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-10-29T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.29”
Context: 9.9
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-25Morro do Ferro · rare_earthsGrade: 1.66Grade Unit: %Intercept: 60 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-25
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.66
- Grade Unit
- %
- Intercept
- 60 m
- From
- 0 m
- To
- 60 m
- Hole Depth
- 60 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-25:0-60
- Mining Method
- unknown
Location
- Easting
- 341965
- Northing
- 7575847
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1479.68 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-11-13T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.66”
Context: 60.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-26Morro do Ferro · rare_earthsGrade: 4.79Grade Unit: %Intercept: 14.2 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-26
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 4.79
- Grade Unit
- %
- Intercept
- 14.2 m
- From
- 0 m
- To
- 14.2 m
- Hole Depth
- 50.05 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-26:0-14.2
- Mining Method
- unknown
Location
- Easting
- 341895
- Northing
- 7575775
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1476.19 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-11-14T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A strong historical intercept that forms a key part of the data supporting the exploration target.
Positive factors
- High grade for a historical result.
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“4.79”
Context: 14.2
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-27Morro do Ferro · rare_earthsGrade: 1.82Grade Unit: %Intercept: 70.1 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-27
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.82
- Grade Unit
- %
- Intercept
- 70.1 m
- From
- 0 m
- To
- 70.1 m
- Hole Depth
- 70.05 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-27:0-70.1
- Mining Method
- unknown
Location
- Easting
- 341935
- Northing
- 7575880
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1493.68 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-11-21T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.82”
Context: 70.1
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-28Morro do Ferro · rare_earthsGrade: 1.85Grade Unit: %Intercept: 14.5 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-28
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.85
- Grade Unit
- %
- Intercept
- 14.5 m
- From
- 0 m
- To
- 14.5 m
- Hole Depth
- 60.75 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-28:0-14.5
- Mining Method
- unknown
Location
- Easting
- 341901
- Northing
- 7575842
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1497.35 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-11-24T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.85”
Context: 14.5
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-28Morro do Ferro · rare_earthsGrade: 1.82Grade Unit: %Intercept: 8 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-28
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.82
- Grade Unit
- %
- Intercept
- 8 m
- From
- 24 m
- To
- 32 m
- Hole Depth
- 60.75 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-28:24-32
- Mining Method
- unknown
Location
- Easting
- 341901
- Northing
- 7575842
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1497.35 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-11-24T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.82”
Context: 8.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-28Morro do Ferro · rare_earthsGrade: 1.64Grade Unit: %Intercept: 18.8 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-28
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.64
- Grade Unit
- %
- Intercept
- 18.8 m
- From
- 42 m
- To
- 60.8 m
- Hole Depth
- 60.75 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-28:42-60.8
- Mining Method
- unknown
Location
- Easting
- 341901
- Northing
- 7575842
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1497.35 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-11-24T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.64”
Context: 18.8
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-29Morro do Ferro · rare_earthsGrade: 4.85Grade Unit: %Intercept: 16.9 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-29
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 4.85
- Grade Unit
- %
- Intercept
- 16.9 m
- From
- 0 m
- To
- 16.9 m
- Hole Depth
- 41 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-29:0-16.9
- Mining Method
- unknown
Location
- Easting
- 341865
- Northing
- 7575811
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1495.25 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-11-25T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A strong historical intercept that forms a key part of the data supporting the exploration target.
Positive factors
- High grade for a historical result.
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“4.85”
Context: 16.9
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-30Morro do Ferro · rare_earthsGrade: 1.83Grade Unit: %Intercept: 32 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-30
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.83
- Grade Unit
- %
- Intercept
- 32 m
- From
- 0 m
- To
- 32 m
- Hole Depth
- 80.75 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-30:0-32
- Mining Method
- unknown
Location
- Easting
- 341939
- Northing
- 7575946
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1496.35 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-11-19T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.83”
Context: 32.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-30Morro do Ferro · rare_earthsGrade: 1.33Grade Unit: %Intercept: 6 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-30
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.33
- Grade Unit
- %
- Intercept
- 6 m
- From
- 46 m
- To
- 52 m
- Hole Depth
- 80.75 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-30:46-52
- Mining Method
- unknown
Location
- Easting
- 341939
- Northing
- 7575946
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1496.35 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-11-19T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.33”
Context: 6.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-30Morro do Ferro · rare_earthsGrade: 1.09Grade Unit: %Intercept: 8 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-30
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.09
- Grade Unit
- %
- Intercept
- 8 m
- From
- 64 m
- To
- 72 m
- Hole Depth
- 80.75 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-30:64-72
- Mining Method
- unknown
Location
- Easting
- 341939
- Northing
- 7575946
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1496.35 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-11-19T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.09”
Context: 8.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-31Morro do Ferro · rare_earthsGrade: 3.04Grade Unit: %Intercept: 89 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-31
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 3.04
- Grade Unit
- %
- Intercept
- 89 m
- From
- 0 m
- To
- 89 m
- Hole Depth
- 90.9 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-31:0-89
- Mining Method
- unknown
Location
- Easting
- 341902
- Northing
- 7575909
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1501.8 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-11-27T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A significant historical intercept that forms part of the data supporting the exploration target.
Positive factors
- Significant intercept length and grade for a historical result.
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“3.04”
Context: 89.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-32Morro do Ferro · rare_earthsGrade: 4.66Grade Unit: %Intercept: 68 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-32
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 4.66
- Grade Unit
- %
- Intercept
- 68 m
- From
- 0 m
- To
- 68 m
- Hole Depth
- 70.7 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-32:0-68
- Mining Method
- unknown
Location
- Easting
- 341866
- Northing
- 7575874
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1516.98 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-11-28T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A strong historical intercept that forms a key part of the data supporting the exploration target.
Positive factors
- High grade and significant intercept length for a historical result.
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“4.66”
Context: 68.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-33Morro do Ferro · rare_earthsGrade: 2.82Grade Unit: %Intercept: 26 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-33
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 2.82
- Grade Unit
- %
- Intercept
- 26 m
- From
- 0 m
- To
- 26 m
- Hole Depth
- 30.25 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-33:0-26
- Mining Method
- unknown
Location
- Easting
- 341832
- Northing
- 7575841
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1500.41 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-11-25T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“2.82”
Context: 26.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-34Morro do Ferro · rare_earthsGrade: 1.64Grade Unit: %Intercept: 4.9 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-34
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.64
- Grade Unit
- %
- Intercept
- 4.9 m
- From
- 0 m
- To
- 4.9 m
- Hole Depth
- 110.1 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-34:0-4.9
- Mining Method
- unknown
Location
- Easting
- 341889
- Northing
- 7575964
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1521.46 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-11-30T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.64”
Context: 4.9
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-34Morro do Ferro · rare_earthsGrade: 1.23Grade Unit: %Intercept: 6 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-34
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.23
- Grade Unit
- %
- Intercept
- 6 m
- From
- 9 m
- To
- 15 m
- Hole Depth
- 110.1 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-34:9-15
- Mining Method
- unknown
Location
- Easting
- 341889
- Northing
- 7575964
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1521.46 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-11-30T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.23”
Context: 6.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-34Morro do Ferro · rare_earthsGrade: 1.32Grade Unit: %Intercept: 88.1 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-34
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.32
- Grade Unit
- %
- Intercept
- 88.1 m
- From
- 22 m
- To
- 110.1 m
- Hole Depth
- 110.1 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-34:22-110.1
- Mining Method
- unknown
Location
- Easting
- 341889
- Northing
- 7575964
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1521.46 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-11-30T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.32”
Context: 88.1
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-35Morro do Ferro · rare_earthsGrade: 8.92Grade Unit: %Intercept: 60.9 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-35
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 8.92
- Grade Unit
- %
- Intercept
- 60.9 m
- From
- 0 m
- To
- 60.9 m
- Hole Depth
- 60.85 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-35:0-60.9
- Mining Method
- unknown
Location
- Easting
- 341821
- Northing
- 7575893
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1529.35 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-11-25T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A very strong historical intercept that forms a key part of the data supporting the exploration target.
Positive factors
- Very high grade and significant intercept length for a historical result.
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“8.92”
Context: 60.9
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-36Morro do Ferro · rare_earthsGrade: 3.98Grade Unit: %Intercept: 100 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-36
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 3.98
- Grade Unit
- %
- Intercept
- 100 m
- From
- 0 m
- To
- 100.1 m
- Hole Depth
- 100.05 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-36:0-100.1
- Mining Method
- unknown
Location
- Easting
- 341815
- Northing
- 7575970
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1546.06 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-11-20T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A strong historical intercept that forms a key part of the data supporting the exploration target.
Positive factors
- High grade and significant intercept length for a historical result.
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“3.98”
Context: 100.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-37Morro do Ferro · rare_earthsGrade: 1.04Grade Unit: %Intercept: 2 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-37
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.04
- Grade Unit
- %
- Intercept
- 2 m
- From
- 0 m
- To
- 2 m
- Hole Depth
- 120.1 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-37:0-2
- Mining Method
- unknown
Location
- Easting
- 341850
- Northing
- 7576005
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1539.18 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-11-18T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.04”
Context: 2.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-37Morro do Ferro · rare_earthsGrade: 1.12Grade Unit: %Intercept: 2 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-37
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.12
- Grade Unit
- %
- Intercept
- 2 m
- From
- 17 m
- To
- 19 m
- Hole Depth
- 120.1 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-37:17-19
- Mining Method
- unknown
Location
- Easting
- 341850
- Northing
- 7576005
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1539.18 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-11-18T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.12”
Context: 2.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-37Morro do Ferro · rare_earthsGrade: 1.33Grade Unit: %Intercept: 48.8 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-37
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.33
- Grade Unit
- %
- Intercept
- 48.8 m
- From
- 34.2 m
- To
- 83 m
- Hole Depth
- 120.1 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-37:34.2-83
- Mining Method
- unknown
Location
- Easting
- 341850
- Northing
- 7576005
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1539.18 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-11-18T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.33”
Context: 48.8
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-37Morro do Ferro · rare_earthsGrade: 1.53Grade Unit: %Intercept: 12 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-37
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.53
- Grade Unit
- %
- Intercept
- 12 m
- From
- 91 m
- To
- 103 m
- Hole Depth
- 120.1 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-37:91-103
- Mining Method
- unknown
Location
- Easting
- 341850
- Northing
- 7576005
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1539.18 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-11-18T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.53”
Context: 12.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-38Morro do Ferro · rare_earthsGrade: 5.01Grade Unit: %Intercept: 68 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-38
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 5.01
- Grade Unit
- %
- Intercept
- 68 m
- From
- 0 m
- To
- 68 m
- Hole Depth
- 80.3 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-38:0-68
- Mining Method
- unknown
Location
- Easting
- 341781
- Northing
- 7575933
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1542.94 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-11-13T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A strong historical intercept that forms a key part of the data supporting the exploration target.
Positive factors
- High grade and significant intercept length for a historical result.
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“5.01”
Context: 68.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-39Morro do Ferro · rare_earthsGrade: 1.25Grade Unit: %Intercept: 2.9 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-39
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.25
- Grade Unit
- %
- Intercept
- 2.9 m
- From
- 0 m
- To
- 2.9 m
- Hole Depth
- 90.65 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-39:0-2.9
- Mining Method
- unknown
Location
- Easting
- 341771
- Northing
- 7576014
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1532.68 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-11-11T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.25”
Context: 2.9
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-39Morro do Ferro · rare_earthsGrade: 1.2Grade Unit: %Intercept: 13 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-39
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.2
- Grade Unit
- %
- Intercept
- 13 m
- From
- 14 m
- To
- 27 m
- Hole Depth
- 90.65 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-39:14-27
- Mining Method
- unknown
Location
- Easting
- 341771
- Northing
- 7576014
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1532.68 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-11-11T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.20”
Context: 13.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-39Morro do Ferro · rare_earthsGrade: 1.32Grade Unit: %Intercept: 8 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-39
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.32
- Grade Unit
- %
- Intercept
- 8 m
- From
- 33 m
- To
- 41 m
- Hole Depth
- 90.65 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-39:33-41
- Mining Method
- unknown
Location
- Easting
- 341771
- Northing
- 7576014
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1532.68 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-11-11T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.32”
Context: 8.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-39Morro do Ferro · rare_earthsGrade: 1.18Grade Unit: %Intercept: 12 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-39
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.18
- Grade Unit
- %
- Intercept
- 12 m
- From
- 47 m
- To
- 59 m
- Hole Depth
- 90.65 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-39:47-59
- Mining Method
- unknown
Location
- Easting
- 341771
- Northing
- 7576014
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1532.68 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-11-11T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.18”
Context: 12.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-39Morro do Ferro · rare_earthsGrade: 1.44Grade Unit: %Intercept: 14 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-39
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.44
- Grade Unit
- %
- Intercept
- 14 m
- From
- 71 m
- To
- 85 m
- Hole Depth
- 90.65 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-39:71-85
- Mining Method
- unknown
Location
- Easting
- 341771
- Northing
- 7576014
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1532.68 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-11-11T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.44”
Context: 14.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-40Morro do Ferro · rare_earthsGrade: 2.99Grade Unit: %Intercept: 65 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-40
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 2.99
- Grade Unit
- %
- Intercept
- 65 m
- From
- 0 m
- To
- 65 m
- Hole Depth
- 70.75 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-40:0-65
- Mining Method
- unknown
Location
- Easting
- 341733
- Northing
- 7575977
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1527.93 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-11-01T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“2.99”
Context: 65.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-41Morro do Ferro · rare_earthsGrade: 1.9Grade Unit: %Intercept: 12.4 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-41
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.9
- Grade Unit
- %
- Intercept
- 12.4 m
- From
- 0 m
- To
- 12.4 m
- Hole Depth
- 60.15 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-41:0-12.4
- Mining Method
- unknown
Location
- Easting
- 341707
- Northing
- 7576036
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1525.89 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-11-05T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.90”
Context: 12.4
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-41Morro do Ferro · rare_earthsGrade: 1.2Grade Unit: %Intercept: 4 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-41
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.2
- Grade Unit
- %
- Intercept
- 4 m
- From
- 31 m
- To
- 35 m
- Hole Depth
- 60.15 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-41:31-35
- Mining Method
- unknown
Location
- Easting
- 341707
- Northing
- 7576036
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1525.89 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-11-05T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.20”
Context: 4.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-41Morro do Ferro · rare_earthsGrade: 1.67Grade Unit: %Intercept: 20.2 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-41
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.67
- Grade Unit
- %
- Intercept
- 20.2 m
- From
- 40 m
- To
- 60.2 m
- Hole Depth
- 60.15 m
- Intercept Depth
- 0 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-41:40-60.2
- Mining Method
- unknown
Location
- Easting
- 341707
- Northing
- 7576036
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1525.89 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-11-05T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.67”
Context: 20.2
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-42Morro do Ferro · rare_earthsGrade: 1.19Grade Unit: %Intercept: 2 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-42
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.19
- Grade Unit
- %
- Intercept
- 2 m
- From
- 27 m
- To
- 29 m
- Hole Depth
- 80.55 m
- Intercept Depth
- 27 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-42:27-29
- Mining Method
- unknown
Location
- Easting
- 341742
- Northing
- 7576071
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1525.43 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-11-07T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.19”
Context: 2.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-42Morro do Ferro · rare_earthsGrade: 1.26Grade Unit: %Intercept: 2.8 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-42
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.26
- Grade Unit
- %
- Intercept
- 2.8 m
- From
- 40 m
- To
- 42.8 m
- Hole Depth
- 80.55 m
- Intercept Depth
- 27 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-42:40-42.8
- Mining Method
- unknown
Location
- Easting
- 341742
- Northing
- 7576071
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1525.43 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-11-07T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.26”
Context: 2.8
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
MFSR-42Morro do Ferro · rare_earthsGrade: 1.49Grade Unit: %Intercept: 8 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- MFSR-42
- Project
- Morro do Ferro
- Commodity
- rare_earths
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PNN
Geometry
- Grade
- 1.49
- Grade Unit
- %
- Intercept
- 8 m
- From
- 47 m
- To
- 55 m
- Hole Depth
- 80.55 m
- Intercept Depth
- 27 m
Classification
- Sample Type
- drill
- Group ID
- MFSR-42:47-55
- Mining Method
- unknown
Location
- Easting
- 341742
- Northing
- 7576071
- CRS
- WGS84 UTM Zone 23S
- EPSG
- 32723
- Elevation
- 1525.43 m
- Azimuth
- 226 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- SGS Geosol
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 1
- Cutoff Unit
- %
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2014-11-07T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: A historical intercept that contributes to the overall dataset for the exploration target, but is not new information.
Positive factors
- Intercept contributes to the overall understanding of the deposit.
- QA/QC procedures are disclosed.
Negative factors
- Result is historical and not new information.
- True width is not known.
Evidence · table
“1.49”
Context: 8.0
Tags used in scoring
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: qaqc_disclosed is true
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Stale Data Re-releasenegative
Historical results re-announced with no new assays or reinterpretation — low genuine novelty.
Why it applies: the fact restates a prior release
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "Independent descriptions of the deposit geometry are consistent with the Company’s drilling: Wedow (1967) mapped a lenti"
How Atlas produces this analysis
Minestarters Atlas uses automated extraction to summarize mining announcements, identify reported measurements, and classify supporting evidence. Sentiment reflects the extracted narrative and classification rules; it is an interpretation, not a reported measurement. Evidence quotes and context are provided where available. Missing data, low-confidence results, and review flags indicate limitations. Check the original publisher announcement before relying on an interpretation.