Prospectiva Intersects Near-Surface High-Grade Copper at São Francisco: 7.15 m at 4.78% Cu, including 3.60 m at 9.17% Cu
Original announcement by orestocks on
- Company
- Prospectiva Resources Ltd.
- Ticker
- PSVA.V
- Exchange
- Unavailable
- Region
- Pernambuco State, Brazil
- Primary commodity
- Copper
- Secondary commodities
- Gold, Zinc
- Document categories
- Drill results, Other
- Extracted
- 2026-10-20 11:50:13 UTC
Analysis by Minestarters Atlas
Atlas analysis published:
Minestarters Atlas analysis
Summary
Prospectiva Resources reported strong initial assay results from the first three holes of its maiden drilling programme at the São Francisco Copper-Gold Project in Brazil. The holes intersected high-grade copper, gold, and zinc mineralisation, with one intercept reaching 9.17% Cu.
Reasoning: Initial maiden drill results show very high-grade copper (up to 9.17%) and consistent mineralisation at shallow depths, supporting a VMS-style model.
Positive factors
- High-grade copper intercepts (up to 9.17% Cu)
- Consistent mineralisation across all three initial holes
- VMS-style stratabound system interpretation
- Near-surface discovery
- QA/QC protocols disclosed
Negative factors
- True widths not yet established
Facts used in scoring: 21
Classification and evidence
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: Release includes details on CRM, blanks, and duplicates, and names ALS as the laboratory.
Evidence · text
“Prospectiva maintains a quality assurance and quality control (QA/QC) programme incorporating the insertion of certified reference materials (CRMs), blanks and duplicate samples”
Apparent Width Onlynegative
Interval given as downhole width with no true width or drill orientation — apparent width may overstate true thickness.
Why it applies: The document explicitly states that reported intervals are downhole lengths and true widths have not yet been established.
Evidence · text
“Reported intervals are downhole lengths; true widths have not yet been established.”
Extracted facts
Stored fact records: 21. Some facts used in scoring do not have a stored record.
Drill Results (21)
SF_26_003São Francisco · copperGrade: 4.78Grade Unit: %Intercept: 7.15 mView all detailsHide details
Identity
- Hole ID
- SF_26_003
- Project
- São Francisco
- Commodity
- copper
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PSVA.V
Geometry
- Grade
- 4.78
- Grade Unit
- %
- Intercept
- 7.15 m
- From
- 85.85 m
- To
- 93 m
- Intercept Depth
- 85.85 m
Classification
- Deposit Type
- vms
- Program
- exploration
- Sample Type
- drill
- Group ID
- SF_26_003:85.85-93
- Mining Method
- other
Location
- CRS
- WGS84 UTM Zone 24S
QA/QC
- Laboratory
- ALS
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Compositing
- Dilution Disclosed
- Yes
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-10-20T00:00:00.000Z
Reasoning: High-grade copper intercept in a maiden programme.
Positive factors
- Strong grade (4.78% Cu)
- Significant width (7.15 m)
Evidence · text
“SF_26_003 intersected 7.15 m at 4.78% Cu, 0.19 g/t Au and 0.65% Zn”
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
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
SF_26_003São Francisco · goldGrade: 0.19Grade Unit: g/tIntercept: 7.15 mView all detailsHide details
Identity
- Hole ID
- SF_26_003
- Project
- São Francisco
- Commodity
- gold
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PSVA.V
Geometry
- Grade
- 0.19
- Grade Unit
- g/t
- Intercept
- 7.15 m
- From
- 85.85 m
- To
- 93 m
- Intercept Depth
- 85.85 m
Classification
- Deposit Type
- vms
- Program
- exploration
- Sample Type
- drill
- Group ID
- SF_26_003:85.85-93
- Mining Method
- other
Location
- CRS
- WGS84 UTM Zone 24S
QA/QC
- Laboratory
- ALS
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Compositing
- Dilution Disclosed
- Yes
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-10-20T00:00:00.000Z
Reasoning: Low grade gold associated with high-grade copper.
Positive factors
- Encouraging associated gold grades
Evidence · text
“SF_26_003 intersected 7.15 m at 4.78% Cu, 0.19 g/t Au and 0.65% Zn”
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
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
SF_26_003São Francisco · zincGrade: 0.65Grade Unit: %Intercept: 7.15 mView all detailsHide details
Identity
- Hole ID
- SF_26_003
- Project
- São Francisco
- Commodity
- zinc
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PSVA.V
Geometry
- Grade
- 0.65
- Grade Unit
- %
- Intercept
- 7.15 m
- From
- 85.85 m
- To
- 93 m
- Intercept Depth
- 85.85 m
Classification
- Deposit Type
- vms
- Program
- exploration
- Sample Type
- drill
- Group ID
- SF_26_003:85.85-93
- Mining Method
- other
Location
- CRS
- WGS84 UTM Zone 24S
QA/QC
- Laboratory
- ALS
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Compositing
- Dilution Disclosed
- Yes
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-10-20T00:00:00.000Z
Reasoning: Low grade zinc associated with high-grade copper.
Positive factors
- Encouraging associated zinc grades
Evidence · text
“SF_26_003 intersected 7.15 m at 4.78% Cu, 0.19 g/t Au and 0.65% Zn”
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
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
SF_26_003São Francisco · copperGrade: 9.17Grade Unit: %Intercept: 3.6 mView all detailsHide details
Identity
- Hole ID
- SF_26_003
- Project
- São Francisco
- Commodity
- copper
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PSVA.V
Geometry
- Grade
- 9.17
- Grade Unit
- %
- Intercept
- 3.6 m
- From
- 85.85 m
- To
- 89.45 m
- Intercept Depth
- 85.85 m
Classification
- Deposit Type
- vms
- Program
- exploration
- Sample Type
- drill
- Group ID
- SF_26_003:85.85-89.45
- Mining Method
- other
Location
- CRS
- WGS84 UTM Zone 24S
QA/QC
- Laboratory
- ALS
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Compositing
- Dilution Disclosed
- Yes
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-10-20T00:00:00.000Z
Reasoning: Very high grade sub-interval.
Positive factors
- Bonanza grade copper (9.17%)
Evidence · text
“including 3.60 m at 9.17% Cu”
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
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
SF_26_003São Francisco · goldGrade: 0.35Grade Unit: g/tIntercept: 3.6 mView all detailsHide details
Identity
- Hole ID
- SF_26_003
- Project
- São Francisco
- Commodity
- gold
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PSVA.V
Geometry
- Grade
- 0.35
- Grade Unit
- g/t
- Intercept
- 3.6 m
- From
- 85.85 m
- To
- 89.45 m
- Intercept Depth
- 85.85 m
Classification
- Deposit Type
- vms
- Program
- exploration
- Sample Type
- drill
- Group ID
- SF_26_003:85.85-89.45
- Mining Method
- other
Location
- CRS
- WGS84 UTM Zone 24S
QA/QC
- Laboratory
- ALS
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Compositing
- Dilution Disclosed
- Yes
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-10-20T00:00:00.000Z
Reasoning: Sub-interval gold grade is higher than the main interval.
Positive factors
- Improved gold grade in high-grade zone
Evidence · text
“including 3.60 m at 9.17% Cu, 0.35 g/t Au and 1.17% Zn”
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
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
SF_26_003São Francisco · zincGrade: 1.17Grade Unit: %Intercept: 3.6 mView all detailsHide details
Identity
- Hole ID
- SF_26_003
- Project
- São Francisco
- Commodity
- zinc
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PSVA.V
Geometry
- Grade
- 1.17
- Grade Unit
- %
- Intercept
- 3.6 m
- From
- 85.85 m
- To
- 89.45 m
- Intercept Depth
- 85.85 m
Classification
- Deposit Type
- vms
- Program
- exploration
- Sample Type
- drill
- Group ID
- SF_26_003:85.85-89.45
- Mining Method
- other
Location
- CRS
- WGS84 UTM Zone 24S
QA/QC
- Laboratory
- ALS
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Compositing
- Dilution Disclosed
- Yes
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-10-20T00:00:00.000Z
Reasoning: Sub-interval zinc grade is higher than the main interval.
Positive factors
- Higher zinc grade in high-grade zone
Evidence · text
“including 3.60 m at 9.17% Cu, 0.35 g/t Au and 1.17% Zn”
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
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
SF_26_002São Francisco · copperGrade: 3.24Grade Unit: %Intercept: 2.5 mView all detailsHide details
Identity
- Hole ID
- SF_26_002
- Project
- São Francisco
- Commodity
- copper
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PSVA.V
Geometry
- Grade
- 3.24
- Grade Unit
- %
- Intercept
- 2.5 m
- From
- 75 m
- To
- 77.5 m
- Intercept Depth
- 75 m
Classification
- Deposit Type
- vms
- Program
- exploration
- Sample Type
- drill
- Group ID
- SF_26_002:75-77.5
- Mining Method
- other
Location
- CRS
- WGS84 UTM Zone 24S
QA/QC
- Laboratory
- ALS
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Compositing
- Dilution Disclosed
- Yes
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-10-20T00:00:00.000Z
Reasoning: High-grade copper intercept.
Positive factors
- Strong copper grade (3.24%)
Evidence · text
“SF_26_002 intersected 2.50 m at 3.24% Cu, 0.42 g/t Au and 0.44% Zn”
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
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
SF_26_002São Francisco · goldGrade: 0.42Grade Unit: g/tIntercept: 2.5 mView all detailsHide details
Identity
- Hole ID
- SF_26_002
- Project
- São Francisco
- Commodity
- gold
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PSVA.V
Geometry
- Grade
- 0.42
- Grade Unit
- g/t
- Intercept
- 2.5 m
- From
- 75 m
- To
- 77.5 m
- Intercept Depth
- 75 m
Classification
- Deposit Type
- vms
- Program
- exploration
- Sample Type
- drill
- Group ID
- SF_26_002:75-77.5
- Mining Method
- other
Location
- CRS
- WGS84 UTM Zone 24S
QA/QC
- Laboratory
- ALS
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Compositing
- Dilution Disclosed
- Yes
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-10-20T00:00:00.000Z
Reasoning: Low grade gold.
Evidence · text
“SF_26_002 intersected 2.50 m at 3.24% Cu, 0.42 g/t Au and 0.44% Zn”
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
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
SF_26_002São Francisco · zincGrade: 0.44Grade Unit: %Intercept: 2.5 mView all detailsHide details
Identity
- Hole ID
- SF_26_002
- Project
- São Francisco
- Commodity
- zinc
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PSVA.V
Geometry
- Grade
- 0.44
- Grade Unit
- %
- Intercept
- 2.5 m
- From
- 75 m
- To
- 77.5 m
- Intercept Depth
- 75 m
Classification
- Deposit Type
- vms
- Program
- exploration
- Sample Type
- drill
- Group ID
- SF_26_002:75-77.5
- Mining Method
- other
Location
- CRS
- WGS84 UTM Zone 24S
QA/QC
- Laboratory
- ALS
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Compositing
- Dilution Disclosed
- Yes
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-10-20T00:00:00.000Z
Reasoning: Low grade zinc.
Evidence · text
“SF_26_002 intersected 2.50 m at 3.24% Cu, 0.42 g/t Au and 0.44% Zn”
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
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
SF_26_001São Francisco · copperGrade: 1.93Grade Unit: %Intercept: 4 mView all detailsHide details
Identity
- Hole ID
- SF_26_001
- Project
- São Francisco
- Commodity
- copper
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PSVA.V
Geometry
- Grade
- 1.93
- Grade Unit
- %
- Intercept
- 4 m
- From
- 66 m
- To
- 70 m
- Intercept Depth
- 66 m
Classification
- Deposit Type
- vms
- Program
- exploration
- Sample Type
- drill
- Group ID
- SF_26_001:66-70
- Mining Method
- other
Location
- CRS
- WGS84 UTM Zone 24S
QA/QC
- Laboratory
- ALS
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Compositing
- Dilution Disclosed
- Yes
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-10-20T00:00:00.000Z
Reasoning: Moderate grade copper intercept.
Positive factors
- Solid copper grade (1.93%)
Evidence · text
“SF_26_001 intersected 4.00 m at 1.93% Cu, 0.23 g/t Au and 0.38% Zn”
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
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
SF_26_001São Francisco · goldGrade: 0.23Grade Unit: g/tIntercept: 4 mView all detailsHide details
Identity
- Hole ID
- SF_26_001
- Project
- São Francisco
- Commodity
- gold
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PSVA.V
Geometry
- Grade
- 0.23
- Grade Unit
- g/t
- Intercept
- 4 m
- From
- 66 m
- To
- 70 m
- Intercept Depth
- 66 m
Classification
- Deposit Type
- vms
- Program
- exploration
- Sample Type
- drill
- Group ID
- SF_26_001:66-70
- Mining Method
- other
Location
- CRS
- WGS84 UTM Zone 24S
QA/QC
- Laboratory
- ALS
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Compositing
- Dilution Disclosed
- Yes
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-10-20T00:00:00.000Z
Reasoning: Low grade gold.
Evidence · text
“SF_26_001 intersected 4.00 m at 1.93% Cu, 0.23 g/t Au and 0.38% Zn”
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
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
SF_26_001São Francisco · zincGrade: 0.38Grade Unit: %Intercept: 4 mView all detailsHide details
Identity
- Hole ID
- SF_26_001
- Project
- São Francisco
- Commodity
- zinc
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PSVA.V
Geometry
- Grade
- 0.38
- Grade Unit
- %
- Intercept
- 4 m
- From
- 66 m
- To
- 70 m
- Intercept Depth
- 66 m
Classification
- Deposit Type
- vms
- Program
- exploration
- Sample Type
- drill
- Group ID
- SF_26_001:66-70
- Mining Method
- other
Location
- CRS
- WGS84 UTM Zone 24S
QA/QC
- Laboratory
- ALS
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Compositing
- Dilution Disclosed
- Yes
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-10-20T00:00:00.000Z
Reasoning: Low grade zinc.
Evidence · text
“SF_26_001 intersected 4.00 m at 1.93% Cu, 0.23 g/t Au and 0.38% Zn”
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
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
SF_26_001São Francisco · copperGrade: 6.03Grade Unit: %Intercept: 1.1 mView all detailsHide details
Identity
- Hole ID
- SF_26_001
- Project
- São Francisco
- Commodity
- copper
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PSVA.V
Geometry
- Grade
- 6.03
- Grade Unit
- %
- Intercept
- 1.1 m
- From
- 67.05 m
- To
- 68.15 m
- Intercept Depth
- 67.05 m
Classification
- Deposit Type
- vms
- Program
- exploration
- Sample Type
- drill
- Group ID
- SF_26_001:67.05-68.15
- Mining Method
- other
Location
- CRS
- WGS84 UTM Zone 24S
QA/QC
- Laboratory
- ALS
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Compositing
- Dilution Disclosed
- Yes
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-10-20T00:00:00.000Z
Reasoning: High grade sub-interval.
Positive factors
- High grade sub-interval (6.03% Cu)
Evidence · text
“including 1.10 m at 6.03% Cu, 0.30 g/t Au and 0.68% Zn”
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
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
SF_26_001São Francisco · goldGrade: 0.3Grade Unit: g/tIntercept: 1.1 mView all detailsHide details
Identity
- Hole ID
- SF_26_001
- Project
- São Francisco
- Commodity
- gold
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PSVA.V
Geometry
- Grade
- 0.3
- Grade Unit
- g/t
- Intercept
- 1.1 m
- From
- 67.05 m
- To
- 68.15 m
- Intercept Depth
- 67.05 m
Classification
- Deposit Type
- vms
- Sample Type
- drill
- Group ID
- SF_26_001:67.05-68.15
- Mining Method
- other
Location
- CRS
- WGS84 UTM Zone 24S
QA/QC
- Laboratory
- ALS
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Compositing
- Dilution Disclosed
- Yes
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-10-20T00:00:00.000Z
Reasoning: Expanded from assay table. 0.3 g/t gold is weak against the default band [5, 2, 1, 0.3] g/t. Grade×width 0.3 g/t·m is below (grade alone is weak; the better of the two is used).
Negative factors
- Scored from rubric bands during table expansion, not from document context.
Evidence · table
“0.3”
Context: including
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
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
SF_26_001São Francisco · zincGrade: 0.68Grade Unit: %Intercept: 1.1 mView all detailsHide details
Identity
- Hole ID
- SF_26_001
- Project
- São Francisco
- Commodity
- zinc
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PSVA.V
Geometry
- Grade
- 0.68
- Grade Unit
- %
- Intercept
- 1.1 m
- From
- 67.05 m
- To
- 68.15 m
- Intercept Depth
- 67.05 m
Classification
- Deposit Type
- vms
- Sample Type
- drill
- Group ID
- SF_26_001:67.05-68.15
- Mining Method
- other
Location
- CRS
- WGS84 UTM Zone 24S
QA/QC
- Laboratory
- ALS
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Compositing
- Dilution Disclosed
- Yes
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-10-20T00:00:00.000Z
Reasoning: Expanded from assay table. 0.68 % zinc is below against the default band [18, 10, 5, 2] %. Grade×width 0.7 %·m is below.
Negative factors
- 0.68 % zinc is below the weak threshold (2 %) on the default band.
- Scored from rubric bands during table expansion, not from document context.
Evidence · table
“0.68”
Context: including
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
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
SF_26_002São Francisco · copperGrade: 5.05Grade Unit: %Intercept: 1.5 mView all detailsHide details
Identity
- Hole ID
- SF_26_002
- Project
- São Francisco
- Commodity
- copper
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PSVA.V
Geometry
- Grade
- 5.05
- Grade Unit
- %
- Intercept
- 1.5 m
- From
- 76 m
- To
- 77.5 m
- Intercept Depth
- 76 m
Classification
- Deposit Type
- vms
- Sample Type
- drill
- Group ID
- SF_26_002:76-77.5
- Mining Method
- other
Location
- CRS
- WGS84 UTM Zone 24S
QA/QC
- Laboratory
- ALS
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Compositing
- Dilution Disclosed
- Yes
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-10-20T00:00:00.000Z
Reasoning: Expanded from assay table. 5.05 % copper is exceptional against the vms deposit band [2.5, 1.5, 0.8, 0.4] %. Grade×width 7.6 %·m is below (grade alone is exceptional; the better of the two is used).
Positive factors
- 5.05 % copper is exceptional on the vms deposit band.
Negative factors
- Scored from rubric bands during table expansion, not from document context.
Evidence · table
“5.05”
Context: including
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
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
SF_26_002São Francisco · goldGrade: 0.69Grade Unit: g/tIntercept: 1.5 mView all detailsHide details
Identity
- Hole ID
- SF_26_002
- Project
- São Francisco
- Commodity
- gold
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PSVA.V
Geometry
- Grade
- 0.69
- Grade Unit
- g/t
- Intercept
- 1.5 m
- From
- 76 m
- To
- 77.5 m
- Intercept Depth
- 76 m
Classification
- Deposit Type
- vms
- Sample Type
- drill
- Group ID
- SF_26_002:76-77.5
- Mining Method
- other
Location
- CRS
- WGS84 UTM Zone 24S
QA/QC
- Laboratory
- ALS
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Compositing
- Dilution Disclosed
- Yes
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-10-20T00:00:00.000Z
Reasoning: Expanded from assay table. 0.69 g/t gold is weak against the default band [5, 2, 1, 0.3] g/t. Grade×width 1.0 g/t·m is below (grade alone is weak; the better of the two is used).
Negative factors
- Scored from rubric bands during table expansion, not from document context.
Evidence · table
“0.69”
Context: including
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
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
SF_26_002São Francisco · zincGrade: 0.68Grade Unit: %Intercept: 1.5 mView all detailsHide details
Identity
- Hole ID
- SF_26_002
- Project
- São Francisco
- Commodity
- zinc
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PSVA.V
Geometry
- Grade
- 0.68
- Grade Unit
- %
- Intercept
- 1.5 m
- From
- 76 m
- To
- 77.5 m
- Intercept Depth
- 76 m
Classification
- Deposit Type
- vms
- Sample Type
- drill
- Group ID
- SF_26_002:76-77.5
- Mining Method
- other
Location
- CRS
- WGS84 UTM Zone 24S
QA/QC
- Laboratory
- ALS
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Compositing
- Dilution Disclosed
- Yes
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-10-20T00:00:00.000Z
Reasoning: Expanded from assay table. 0.68 % zinc is below against the default band [18, 10, 5, 2] %. Grade×width 1.0 %·m is below.
Negative factors
- 0.68 % zinc is below the weak threshold (2 %) on the default band.
- Scored from rubric bands during table expansion, not from document context.
Evidence · table
“0.68”
Context: including
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
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
which includesSão Francisco · copperGrade: 15.9Grade Unit: %Intercept: 0.75 mView all detailsHide details
Identity
- Hole ID
- which includes
- Project
- São Francisco
- Commodity
- copper
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PSVA.V
Geometry
- Grade
- 15.9
- Grade Unit
- %
- Intercept
- 0.75 m
- From
- 88.7 m
- To
- 89.45 m
- Intercept Depth
- 88.7 m
Classification
- Deposit Type
- vms
- Sample Type
- drill
- Group ID
- which includes:88.7-89.45
- Mining Method
- other
Location
- CRS
- WGS84 UTM Zone 24S
QA/QC
- Laboratory
- ALS
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Compositing
- Dilution Disclosed
- Yes
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-10-20T00:00:00.000Z
Reasoning: Expanded from assay table. 15.9 % copper is exceptional against the vms deposit band [2.5, 1.5, 0.8, 0.4] %. Grade×width 11.9 %·m is below (grade alone is exceptional; the better of the two is used).
Positive factors
- 15.9 % copper is exceptional on the vms deposit band.
Negative factors
- Scored from rubric bands during table expansion, not from document context.
Evidence · table
“15.9”
Context: which includes
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
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
which includesSão Francisco · goldGrade: 0.52Grade Unit: g/tIntercept: 0.75 mView all detailsHide details
Identity
- Hole ID
- which includes
- Project
- São Francisco
- Commodity
- gold
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PSVA.V
Geometry
- Grade
- 0.52
- Grade Unit
- g/t
- Intercept
- 0.75 m
- From
- 88.7 m
- To
- 89.45 m
- Intercept Depth
- 88.7 m
Classification
- Deposit Type
- vms
- Sample Type
- drill
- Group ID
- which includes:88.7-89.45
- Mining Method
- other
Location
- CRS
- WGS84 UTM Zone 24S
QA/QC
- Laboratory
- ALS
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Compositing
- Dilution Disclosed
- Yes
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-10-20T00:00:00.000Z
Reasoning: Expanded from assay table. 0.52 g/t gold is weak against the default band [5, 2, 1, 0.3] g/t. Grade×width 0.4 g/t·m is below (grade alone is weak; the better of the two is used).
Negative factors
- Scored from rubric bands during table expansion, not from document context.
Evidence · table
“0.52”
Context: which includes
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
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
which includesSão Francisco · zincGrade: 1.54Grade Unit: %Intercept: 0.75 mView all detailsHide details
Identity
- Hole ID
- which includes
- Project
- São Francisco
- Commodity
- zinc
- Region
- brazil
- Reported Region
- brazil
- Ticker
- PSVA.V
Geometry
- Grade
- 1.54
- Grade Unit
- %
- Intercept
- 0.75 m
- From
- 88.7 m
- To
- 89.45 m
- Intercept Depth
- 88.7 m
Classification
- Deposit Type
- vms
- Sample Type
- drill
- Group ID
- which includes:88.7-89.45
- Mining Method
- other
Location
- CRS
- WGS84 UTM Zone 24S
QA/QC
- Laboratory
- ALS
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Compositing
- Dilution Disclosed
- Yes
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-10-20T00:00:00.000Z
Reasoning: Expanded from assay table. 1.54 % zinc is below against the default band [18, 10, 5, 2] %. Grade×width 1.2 %·m is below.
Negative factors
- 1.54 % zinc is below the weak threshold (2 %) on the default band.
- Scored from rubric bands during table expansion, not from document context.
Evidence · table
“1.54”
Context: which includes
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
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: no cutoff_grade was stated
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.