CBY: Drilling Progress at Briggs and Monto
Original announcement by asx on
- Company
- Canterbury Resources Limited
- Ticker
- CBY
- Exchange
- ASX
- Region
- central Queensland
- Primary commodity
- Copper
- Secondary commodities
- Molybdenum, Silver
- Document categories
- Drill results, Resource update
- Extracted
- 2026-09-21 23:08:29 UTC
Analysis by Minestarters Atlas
Atlas analysis published:
Minestarters Atlas analysis
Summary
Canterbury Resources Limited announced positive drilling progress at its Briggs and Monto copper-molybdenum-silver projects in central Queensland. At Briggs, the fourth hole of a major infill program returned a significant intercept of 383.8m at 0.25% Cu, 26ppm Mo, and 0.7g/t Ag, with the hole ending in mineralisation. This drilling aims to upgrade the Mineral Resource Estimate to support a Preliminary Feasibility Study. At the John Hill deposit (Monto Project), initial drilling indicates a northern extension of mineralisation, with assay results for the first hole anticipated in November.
Reasoning: The announcement provides new, significant drill results for the Briggs copper project, including a long, high-grade intercept, and reports progress on infill drilling aimed at upgrading the MRE for a PFS. Additionally, initial drilling at the John Hill deposit indicates a northern extension of mineralisation, with further results pending, suggesting future growth.
Positive factors
- Significant copper intercept at Briggs, with the hole ending in mineralisation, indicating potential for further extension.
- Briggs drilling is specifically aimed at upgrading the Mineral Resource Estimate (MRE) to support a Preliminary Feasibility Study (PFS), de-risking the project.
- Initial drilling at John Hill indicates a northern extension of the mineralisation system beyond current MRE limits, suggesting growth potential.
- The drilling program at John Hill is also testing western continuity of strong historical mineralisation.
- Both projects are reporting under JORC Code (2012 edition) with Competent Person sign-off, ensuring high reporting standards.
- Detailed QA/QC procedures are disclosed for both drilling programs, enhancing data reliability.
Negative factors
- Briggs drill intercepts are reported as downhole lengths and may not reflect true widths, which could overstate thickness.
- Assay results for the new John Hill drilling are pending, so the significance of the extension is not yet quantified.
- Some results cited are historical restatements, reducing their novelty.
Facts used in scoring: 27
Classification and evidence
Bonanza Interceptpositive
Exceptionally high-grade zone, well above the deposit-type norm.
Why it applies: The main intercept of 383.8m at 0.25% Cu, including 76.7m at 0.34% Cu, is a very long interval with strong copper grades for a porphyry deposit, and the hole ended in mineralisation.
Evidence · text
“383.8m at 0.25% Cu, 26ppm Mo & 0.7g/t Ag from 10.2m, including 76.7m at 0.34% Cu, 23ppm Mo & 0.8g/t Ag from 146.3m.”
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 'Downhole intersections may not reflect true widths' for the Briggs results.
Evidence · text
“Downhole intersections may not reflect true widths.”
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: The release includes detailed JORC Table 1 sections for both Briggs and Monto projects, outlining sampling techniques, laboratory procedures (ALS Laboratories), and quality control measures such as standards, blanks, and duplicates.
Evidence · text
“Commercial standards alternating with a blank will be inserted every 25 samples. • Duplicates are created every 20 samples. • Quality control was assessed for this batch of assays, and all results were considered within acceptable limits.”
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: The document clearly states the criteria for significant intervals, including minimum length and maximum internal dilution: '>10m with a maximum internal dilution of 4m'.
Evidence · text
“Significant intervals reported are >10m with a maximum internal dilution of 4m (some geological discretion).”
Infill Drillingneutral
Confirmatory drilling to raise resource confidence, not new discovery.
Why it applies: The Briggs drilling program is explicitly described as an 'infill program' aimed at converting Inferred Resources to Indicated or Measured categories.
Evidence · text
“This drilling program is an infill program into the Briggs mineral resource estimate.”
PFS-Supportingneutral
Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component.
Why it applies: The drilling program at Briggs is aimed at upgrading the Mineral Resource Estimate 'in support of the Preliminary Feasibility Study (PFS)'.
Evidence · text
“A major drilling program continues at the Briggs Copper Project, aimed at upgrading the Mineral Resource Estimate (MRE) in support of the Preliminary Feasibility Study (PFS).”
Step-Out Extensionpositive
Mineralization extended beyond the previously known limit.
Why it applies: The first hole at John Hill, 26JHD01, 'indicates a northern extension of the mineralisation system at John Hill, beyond the current MRE limits'.
Evidence · text
“26JHD01 indicates a northern extension of the mineralisation system at John Hill, beyond the current MRE limits.”
JORC Compliantpositive
Resource estimate prepared in compliance with JORC Code (Australia) — high reporting standard.
Why it applies: The report explicitly states that the information is presented 'in accordance with the JORC Code (2012 edition)'.
Evidence · text
“The information contained in this announcement has been presented in accordance with the JORC Code (2012 edition)”
QP/CP Signedpositive
Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.
Why it applies: The report includes Competent Person statements for both Briggs (Dr Frazer Tabeart) and John Hill (Mr Michael Erceg), who consent to the inclusion of their information.
Evidence · text
“The information in this report which relates to Exploration Targets, Exploration Results and Mineral Resources at Briggs is based on information compiled by Dr Frazer Tabeart (Managing Director of Alma Metals Limited).”
Inferred Resourcenegative
Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.
Why it applies: The historical MREs for Briggs and John Hill include significant tonnages classified as Inferred Resources, which have the lowest geological confidence.
Evidence · table
“793”
Context: Briggs
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: The document refers to 'Current Mineral Resource Estimates' and plans for an 'interim MRE update' and 'updated MRE' for both projects.
Evidence · text
“Current Mineral Resource Estimates5 (100% project basis) are:”
Extracted facts
Stored fact records: 27. Some facts used in scoring do not have a stored record.
Drill Results (27)
26BRD0042Briggs · copperGrade: 0.38Grade Unit: %Intercept: 14 mView all detailsHide details
Identity
- Hole ID
- 26BRD0042
- Project
- Briggs
- Commodity
- copper
- Region
- australia_qld
- Reported Region
- australia_qld
- Ticker
- CBY
Geometry
- Grade
- 0.38
- Grade Unit
- %
- Intercept
- 14 m
- From
- 371 m
- To
- 385 m
- Hole Depth
- 394 m
- Intercept Depth
- 10.2 m
Classification
- Deposit Type
- porphyry
- Program
- resource
- Sample Type
- drill
- Group ID
- 26BRD0042:371-385
- Mining Method
- open_pit
Location
- Easting
- 268714
- Northing
- 7345223
- Elevation
- 189 m
- Azimuth
- 15 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- ALS Laboratories
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Compositing
- Cutoff Grade
- 0.3
- Cutoff Unit
- % Cu
- Dilution Disclosed
- Yes
- Max Dilution
- 4 m
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: This intercept shows a strong copper grade over a moderate length, further enhancing the prospectivity of the Briggs deposit.
Positive factors
- Strong copper grade for a porphyry deposit, indicating a high-grade zone.
- Contributes to the overall mineralised footprint and resource upgrade.
Negative factors
- Downhole intersection may not reflect true width.
Evidence · table
“0.38”
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
Infill Drillingneutral
Confirmatory drilling to raise resource confidence, not new discovery.
Why it applies: drill_program_type is "resource"
13KC064Monto · copperGrade: 0.22Grade Unit: %Intercept: 244 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- 13KC064
- Project
- Monto
- Commodity
- copper
- Region
- australia_qld
- Reported Region
- australia_qld
- Ticker
- CBY
Geometry
- Grade
- 0.22
- Grade Unit
- %
- Intercept
- 244 m
- From
- 84 m
- To
- 328 m
- Intercept Depth
- 84 m
Classification
- Deposit Type
- porphyry
- Program
- exploration
- Sample Type
- drill
- Group ID
- 13KC064:84-328
- Mining Method
- open_pit
QA/QC
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Compositing
- Dilution Disclosed
- Yes
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2026-05-28T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: This historical intercept demonstrates broad copper mineralisation at John Hill, serving as a key reference for the current exploration program aimed at extending the deposit.
Positive factors
- Significant historical copper grade over a very long intercept length, indicating broad mineralisation.
- New drilling (26JHD01) is a 100m step out to the north of this hole, indicating potential for extension.
Negative factors
- This is a historical result, reducing its novelty.
- No true width information provided.
Evidence · text
“244m at 0.22% Cu, 169ppm Mo, 1.2g/t Ag from 84m”
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
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
13KC064Monto · molybdenumGrade: 169Grade Unit: ppmIntercept: 244 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- 13KC064
- Project
- Monto
- Commodity
- molybdenum
- Region
- australia_qld
- Reported Region
- australia_qld
- Ticker
- CBY
Geometry
- Grade
- 169
- Grade Unit
- ppm
- Intercept
- 244 m
- From
- 84 m
- To
- 328 m
- Intercept Depth
- 84 m
Classification
- Deposit Type
- porphyry
- Program
- exploration
- Sample Type
- drill
- Group ID
- 13KC064:84-328
- Mining Method
- open_pit
QA/QC
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Compositing
- Dilution Disclosed
- Yes
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2026-05-28T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: This historical molybdenum intercept further highlights the polymetallic nature of the John Hill deposit, which is a positive for overall project economics.
Positive factors
- Good historical molybdenum grade over a very long intercept, indicating polymetallic potential.
Negative factors
- This is a historical result, reducing its novelty.
- No true width information provided.
Evidence · text
“244m at 0.22% Cu, 169ppm Mo, 1.2g/t Ag from 84m”
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
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
13KC064Monto · silverGrade: 1.2Grade Unit: g/tIntercept: 244 mHistorical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Hole ID
- 13KC064
- Project
- Monto
- Commodity
- silver
- Region
- australia_qld
- Reported Region
- australia_qld
- Ticker
- CBY
Geometry
- Grade
- 1.2
- Grade Unit
- g/t
- Intercept
- 244 m
- From
- 84 m
- To
- 328 m
- Intercept Depth
- 84 m
Classification
- Deposit Type
- porphyry
- Program
- exploration
- Sample Type
- drill
- Group ID
- 13KC064:84-328
- Mining Method
- open_pit
QA/QC
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Compositing
- Dilution Disclosed
- Yes
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2026-05-28T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: This historical silver intercept contributes to the overall polymetallic potential of the John Hill deposit, which is a positive for overall project economics.
Positive factors
- Historical silver grade indicates byproduct potential over a very long intercept.
Negative factors
- This is a historical result, reducing its novelty.
- No true width information provided.
Evidence · text
“244m at 0.22% Cu, 169ppm Mo, 1.2g/t Ag from 84m”
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
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
26JHD02MontoView all detailsHide details
Identity
- Hole ID
- 26JHD02
- Project
- Monto
- Region
- australia_qld
- Reported Region
- australia_qld
- Ticker
- CBY
Geometry
- Hole Depth
- 11.5 m
Classification
- Deposit Type
- porphyry
- Program
- exploration
- Sample Type
- drill
Location
- Easting
- 284000
- Northing
- 7267400
- Elevation
- 536 m
- Azimuth
- 270 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- ALS Laboratories
- 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
- 2026-09-21T00:00:00.000Z
Reasoning: The commencement of the second hole at John Hill to test continuity is a positive sign of ongoing exploration, but it is too early to assess its impact.
Positive factors
- Drilling commenced to test western continuity of strong historical mineralisation, indicating systematic exploration.
Negative factors
- Drilling is still in progress, with no results yet.
- Assay results are pending, so the economic significance is not yet known.
Evidence · table
“26JHD02”
Context: 11.5m
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
Fact 6Briggs · copperHistorical resultNeeds review: drill_no_hole_idView all detailsHide details
Identity
- Project
- Briggs
- Commodity
- copper
- Region
- australia_qld
- Reported Region
- australia_qld
- Ticker
- CBY
Classification
- Sample Type
- drill
QA/QC
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
Compositing
- Cutoff Grade
- 0.15
- Cutoff Unit
- % Cu
- Dilution Disclosed
- Yes
Review
- Needs Review
- Yes
- Review Reason
- drill_no_hole_id
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2025-04-10T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: The historical contained copper metal for the Briggs MRE highlights the significant scale of the project, providing a strong basis for ongoing development.
Positive factors
- Significant contained copper metal, indicating a large-scale deposit.
- JORC compliant reporting with QP sign-off ensures credibility.
Negative factors
- This is a historical estimate, reducing its novelty.
- The estimate is over a year old, raising questions about its currency.
Evidence · text
“At a 0.15% Cu cut-off grade, the MRE contains 2.0Mt Cu, 73Mlb Mo and 16.5Moz Ag.”
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
Fact 7Briggs · molybdenumHistorical resultNeeds review: drill_no_hole_idView all detailsHide details
Identity
- Project
- Briggs
- Commodity
- molybdenum
- Region
- australia_qld
- Reported Region
- australia_qld
- Ticker
- CBY
Classification
- Sample Type
- drill
QA/QC
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
Compositing
- Cutoff Grade
- 0.15
- Cutoff Unit
- % Cu
- Dilution Disclosed
- Yes
Review
- Needs Review
- Yes
- Review Reason
- drill_no_hole_id
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2025-04-10T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: The historical contained molybdenum for the Briggs MRE enhances the polymetallic nature of the project, contributing to its overall economic potential.
Positive factors
- Significant contained molybdenum, adding to the overall value of the resource.
- JORC compliant reporting with QP sign-off ensures credibility.
Negative factors
- This is a historical estimate, reducing its novelty.
- The estimate is over a year old, raising questions about its currency.
Evidence · text
“At a 0.15% Cu cut-off grade, the MRE contains 2.0Mt Cu, 73Mlb Mo and 16.5Moz Ag.”
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
Fact 8Briggs · silverHistorical resultNeeds review: drill_no_hole_idView all detailsHide details
Identity
- Project
- Briggs
- Commodity
- silver
- Region
- australia_qld
- Reported Region
- australia_qld
- Ticker
- CBY
Classification
- Sample Type
- drill
QA/QC
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
Compositing
- Cutoff Grade
- 0.15
- Cutoff Unit
- % Cu
- Dilution Disclosed
- Yes
Review
- Needs Review
- Yes
- Review Reason
- drill_no_hole_id
- Interp. Status
- scored
- Historical
- Yes
- Historical Source Date
- 2025-04-10T00:00:00.000Z
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: The historical contained silver for the Briggs MRE further enhances the polymetallic nature of the project, contributing to its overall economic potential.
Positive factors
- Significant contained silver, adding to the overall value of the resource.
- JORC compliant reporting with QP sign-off ensures credibility.
Negative factors
- This is a historical estimate, reducing its novelty.
- The estimate is over a year old, raising questions about its currency.
Evidence · text
“At a 0.15% Cu cut-off grade, the MRE contains 2.0Mt Cu, 73Mlb Mo and 16.5Moz Ag.”
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
26BRD0042*Briggs · copperGrade: 0.25Grade Unit: %Intercept: 383.8 mView all detailsHide details
Identity
- Hole ID
- 26BRD0042*
- Project
- Briggs
- Commodity
- copper
- Region
- australia_qld
- Reported Region
- australia_qld
- Ticker
- CBY
Geometry
- Grade
- 0.25
- Grade Unit
- %
- Intercept
- 383.8 m
- From
- 10.2 m
- To
- 394 m
- Intercept Depth
- 10.2 m
Classification
- Deposit Type
- porphyry
- Sample Type
- drill
- Group ID
- 26BRD0042*:10.2-394
- Mining Method
- open_pit
QA/QC
- Laboratory
- ALS Laboratories
- 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
- 2026-09-21T00:00:00.000Z
Reasoning: Expanded from assay table. 0.25 % copper is moderate against the porphyry deposit band [0.8, 0.4, 0.25, 0.15] %. Grade×width 96.0 %·m is moderate.
Negative factors
- Scored from rubric bands during table expansion, not from document context.
Evidence · table
“0.25”
Context: 26BRD0042*
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
26BRD0042*Briggs · molybdenumGrade: 26Grade Unit: ppmIntercept: 383.8 mView all detailsHide details
Identity
- Hole ID
- 26BRD0042*
- Project
- Briggs
- Commodity
- molybdenum
- Region
- australia_qld
- Reported Region
- australia_qld
- Ticker
- CBY
Geometry
- Grade
- 26
- Grade Unit
- ppm
- Intercept
- 383.8 m
- From
- 10.2 m
- To
- 394 m
- Intercept Depth
- 10.2 m
Classification
- Deposit Type
- porphyry
- Sample Type
- drill
- Group ID
- 26BRD0042*:10.2-394
- Mining Method
- open_pit
QA/QC
- Laboratory
- ALS Laboratories
- 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
- 2026-09-21T00:00:00.000Z
Reasoning: Expanded from assay table: 26 ppm molybdenum. No grade band defined for this commodity, so the score is a placeholder.
Negative factors
- No grade rubric for molybdenum; intercept not scored.
Evidence · table
“26”
Context: 26BRD0042*
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
26BRD0042*Briggs · silverGrade: 0.7Grade Unit: ppmIntercept: 383.8 mView all detailsHide details
Identity
- Hole ID
- 26BRD0042*
- Project
- Briggs
- Commodity
- silver
- Region
- australia_qld
- Reported Region
- australia_qld
- Ticker
- CBY
Geometry
- Grade
- 0.7
- Grade Unit
- ppm
- Intercept
- 383.8 m
- From
- 10.2 m
- To
- 394 m
- Intercept Depth
- 10.2 m
Classification
- Deposit Type
- porphyry
- Sample Type
- drill
- Group ID
- 26BRD0042*:10.2-394
- Mining Method
- open_pit
QA/QC
- Laboratory
- ALS Laboratories
- 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
- 2026-09-21T00:00:00.000Z
Reasoning: Expanded from assay table: 0.7 ppm silver, reported in a unit the rubric does not cover (g/t).
Negative factors
- Grade unit ppm does not match the silver rubric unit g/t; not scored.
Evidence · table
“0.70”
Context: 26BRD0042*
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
26BRD0042*Briggs · copperGrade: 0.31Grade Unit: %Intercept: 131 mView all detailsHide details
Identity
- Hole ID
- 26BRD0042*
- Project
- Briggs
- Commodity
- copper
- Region
- australia_qld
- Reported Region
- australia_qld
- Ticker
- CBY
Geometry
- Grade
- 0.31
- Grade Unit
- %
- Intercept
- 131 m
- From
- 130 m
- To
- 261 m
- Intercept Depth
- 130 m
Classification
- Deposit Type
- porphyry
- Sample Type
- drill
- Group ID
- 26BRD0042*:130-261
- Mining Method
- open_pit
QA/QC
- Laboratory
- ALS Laboratories
- 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
- 2026-09-21T00:00:00.000Z
Reasoning: Expanded from assay table. 0.31 % copper is moderate against the porphyry deposit band [0.8, 0.4, 0.25, 0.15] %. Grade×width 40.6 %·m is weak (grade alone is moderate; the better of the two is used).
Negative factors
- Scored from rubric bands during table expansion, not from document context.
Evidence · table
“0.31”
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
26BRD0042*Briggs · molybdenumGrade: 21Grade Unit: ppmIntercept: 131 mView all detailsHide details
Identity
- Hole ID
- 26BRD0042*
- Project
- Briggs
- Commodity
- molybdenum
- Region
- australia_qld
- Reported Region
- australia_qld
- Ticker
- CBY
Geometry
- Grade
- 21
- Grade Unit
- ppm
- Intercept
- 131 m
- From
- 130 m
- To
- 261 m
- Intercept Depth
- 130 m
Classification
- Deposit Type
- porphyry
- Sample Type
- drill
- Group ID
- 26BRD0042*:130-261
- Mining Method
- open_pit
QA/QC
- Laboratory
- ALS Laboratories
- 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
- 2026-09-21T00:00:00.000Z
Reasoning: Expanded from assay table: 21 ppm molybdenum. No grade band defined for this commodity, so the score is a placeholder.
Negative factors
- No grade rubric for molybdenum; intercept not scored.
Evidence · table
“21”
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
26BRD0042*Briggs · silverGrade: 0.81Grade Unit: ppmIntercept: 131 mView all detailsHide details
Identity
- Hole ID
- 26BRD0042*
- Project
- Briggs
- Commodity
- silver
- Region
- australia_qld
- Reported Region
- australia_qld
- Ticker
- CBY
Geometry
- Grade
- 0.81
- Grade Unit
- ppm
- Intercept
- 131 m
- From
- 130 m
- To
- 261 m
- Intercept Depth
- 130 m
Classification
- Deposit Type
- porphyry
- Sample Type
- drill
- Group ID
- 26BRD0042*:130-261
- Mining Method
- open_pit
QA/QC
- Laboratory
- ALS Laboratories
- 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
- 2026-09-21T00:00:00.000Z
Reasoning: Expanded from assay table: 0.81 ppm silver, reported in a unit the rubric does not cover (g/t).
Negative factors
- Grade unit ppm does not match the silver rubric unit g/t; not scored.
Evidence · table
“0.81”
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
26BRD0042*Briggs · copperGrade: 0.34Grade Unit: %Intercept: 76.7 mView all detailsHide details
Identity
- Hole ID
- 26BRD0042*
- Project
- Briggs
- Commodity
- copper
- Region
- australia_qld
- Reported Region
- australia_qld
- Ticker
- CBY
Geometry
- Grade
- 0.34
- Grade Unit
- %
- Intercept
- 76.7 m
- From
- 146.3 m
- To
- 223 m
- Intercept Depth
- 146.3 m
Classification
- Deposit Type
- porphyry
- Sample Type
- drill
- Group ID
- 26BRD0042*:146.3-223
- Mining Method
- open_pit
QA/QC
- Laboratory
- ALS Laboratories
- 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
- 2026-09-21T00:00:00.000Z
Reasoning: Expanded from assay table. 0.34 % copper is moderate against the porphyry deposit band [0.8, 0.4, 0.25, 0.15] %. Grade×width 26.1 %·m is weak (grade alone is moderate; the better of the two is used).
Negative factors
- Scored from rubric bands during table expansion, not from document context.
Evidence · table
“0.34”
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
26BRD0042*Briggs · molybdenumGrade: 23Grade Unit: ppmIntercept: 76.7 mView all detailsHide details
Identity
- Hole ID
- 26BRD0042*
- Project
- Briggs
- Commodity
- molybdenum
- Region
- australia_qld
- Reported Region
- australia_qld
- Ticker
- CBY
Geometry
- Grade
- 23
- Grade Unit
- ppm
- Intercept
- 76.7 m
- From
- 146.3 m
- To
- 223 m
- Intercept Depth
- 146.3 m
Classification
- Deposit Type
- porphyry
- Sample Type
- drill
- Group ID
- 26BRD0042*:146.3-223
- Mining Method
- open_pit
QA/QC
- Laboratory
- ALS Laboratories
- 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
- 2026-09-21T00:00:00.000Z
Reasoning: Expanded from assay table: 23 ppm molybdenum. No grade band defined for this commodity, so the score is a placeholder.
Negative factors
- No grade rubric for molybdenum; intercept not scored.
Evidence · table
“23”
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
26BRD0042*Briggs · silverGrade: 0.83Grade Unit: ppmIntercept: 76.7 mView all detailsHide details
Identity
- Hole ID
- 26BRD0042*
- Project
- Briggs
- Commodity
- silver
- Region
- australia_qld
- Reported Region
- australia_qld
- Ticker
- CBY
Geometry
- Grade
- 0.83
- Grade Unit
- ppm
- Intercept
- 76.7 m
- From
- 146.3 m
- To
- 223 m
- Intercept Depth
- 146.3 m
Classification
- Deposit Type
- porphyry
- Sample Type
- drill
- Group ID
- 26BRD0042*:146.3-223
- Mining Method
- open_pit
QA/QC
- Laboratory
- ALS Laboratories
- 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
- 2026-09-21T00:00:00.000Z
Reasoning: Expanded from assay table: 0.83 ppm silver, reported in a unit the rubric does not cover (g/t).
Negative factors
- Grade unit ppm does not match the silver rubric unit g/t; not scored.
Evidence · table
“0.83”
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
andBriggs · copperGrade: 0.31Grade Unit: %Intercept: 20 mView all detailsHide details
Identity
- Hole ID
- and
- Project
- Briggs
- Commodity
- copper
- Region
- australia_qld
- Reported Region
- australia_qld
- Ticker
- CBY
Geometry
- Grade
- 0.31
- Grade Unit
- %
- Intercept
- 20 m
- From
- 269 m
- To
- 289 m
- Intercept Depth
- 269 m
Classification
- Deposit Type
- porphyry
- Sample Type
- drill
- Group ID
- and:269-289
- Mining Method
- open_pit
QA/QC
- Laboratory
- ALS Laboratories
- 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
- 2026-09-21T00:00:00.000Z
Reasoning: Expanded from assay table. 0.31 % copper is moderate against the porphyry deposit band [0.8, 0.4, 0.25, 0.15] %. Grade×width 6.2 %·m is below (grade alone is moderate; the better of the two is used).
Negative factors
- Scored from rubric bands during table expansion, not from document context.
Evidence · table
“0.31”
Context: and
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
andBriggs · molybdenumGrade: 59Grade Unit: ppmIntercept: 20 mView all detailsHide details
Identity
- Hole ID
- and
- Project
- Briggs
- Commodity
- molybdenum
- Region
- australia_qld
- Reported Region
- australia_qld
- Ticker
- CBY
Geometry
- Grade
- 59
- Grade Unit
- ppm
- Intercept
- 20 m
- From
- 269 m
- To
- 289 m
- Intercept Depth
- 269 m
Classification
- Deposit Type
- porphyry
- Sample Type
- drill
- Group ID
- and:269-289
- Mining Method
- open_pit
QA/QC
- Laboratory
- ALS Laboratories
- 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
- 2026-09-21T00:00:00.000Z
Reasoning: Expanded from assay table: 59 ppm molybdenum. No grade band defined for this commodity, so the score is a placeholder.
Negative factors
- No grade rubric for molybdenum; intercept not scored.
Evidence · table
“59”
Context: and
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
andBriggs · silverGrade: 0.82Grade Unit: ppmIntercept: 20 mView all detailsHide details
Identity
- Hole ID
- and
- Project
- Briggs
- Commodity
- silver
- Region
- australia_qld
- Reported Region
- australia_qld
- Ticker
- CBY
Geometry
- Grade
- 0.82
- Grade Unit
- ppm
- Intercept
- 20 m
- From
- 269 m
- To
- 289 m
- Intercept Depth
- 269 m
Classification
- Deposit Type
- porphyry
- Sample Type
- drill
- Group ID
- and:269-289
- Mining Method
- open_pit
QA/QC
- Laboratory
- ALS Laboratories
- 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
- 2026-09-21T00:00:00.000Z
Reasoning: Expanded from assay table: 0.82 ppm silver, reported in a unit the rubric does not cover (g/t).
Negative factors
- Grade unit ppm does not match the silver rubric unit g/t; not scored.
Evidence · table
“0.82”
Context: and
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
andBriggs · copperGrade: 0.28Grade Unit: %Intercept: 72.45 mView all detailsHide details
Identity
- Hole ID
- and
- Project
- Briggs
- Commodity
- copper
- Region
- australia_qld
- Reported Region
- australia_qld
- Ticker
- CBY
Geometry
- Grade
- 0.28
- Grade Unit
- %
- Intercept
- 72.45 m
- From
- 315 m
- To
- 387.45 m
- Intercept Depth
- 315 m
Classification
- Deposit Type
- porphyry
- Sample Type
- drill
- Group ID
- and:315-387.45
- Mining Method
- open_pit
QA/QC
- Laboratory
- ALS Laboratories
- 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
- 2026-09-21T00:00:00.000Z
Reasoning: Expanded from assay table. 0.28 % copper is moderate against the porphyry deposit band [0.8, 0.4, 0.25, 0.15] %. Grade×width 20.3 %·m is weak (grade alone is moderate; the better of the two is used).
Negative factors
- Scored from rubric bands during table expansion, not from document context.
Evidence · table
“0.28”
Context: and
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
andBriggs · molybdenumGrade: 43Grade Unit: ppmIntercept: 72.45 mView all detailsHide details
Identity
- Hole ID
- and
- Project
- Briggs
- Commodity
- molybdenum
- Region
- australia_qld
- Reported Region
- australia_qld
- Ticker
- CBY
Geometry
- Grade
- 43
- Grade Unit
- ppm
- Intercept
- 72.45 m
- From
- 315 m
- To
- 387.45 m
- Intercept Depth
- 315 m
Classification
- Deposit Type
- porphyry
- Sample Type
- drill
- Group ID
- and:315-387.45
- Mining Method
- open_pit
QA/QC
- Laboratory
- ALS Laboratories
- 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
- 2026-09-21T00:00:00.000Z
Reasoning: Expanded from assay table: 43 ppm molybdenum. No grade band defined for this commodity, so the score is a placeholder.
Negative factors
- No grade rubric for molybdenum; intercept not scored.
Evidence · table
“43”
Context: and
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
andBriggs · silverGrade: 0.8Grade Unit: ppmIntercept: 72.45 mView all detailsHide details
Identity
- Hole ID
- and
- Project
- Briggs
- Commodity
- silver
- Region
- australia_qld
- Reported Region
- australia_qld
- Ticker
- CBY
Geometry
- Grade
- 0.8
- Grade Unit
- ppm
- Intercept
- 72.45 m
- From
- 315 m
- To
- 387.45 m
- Intercept Depth
- 315 m
Classification
- Deposit Type
- porphyry
- Sample Type
- drill
- Group ID
- and:315-387.45
- Mining Method
- open_pit
QA/QC
- Laboratory
- ALS Laboratories
- 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
- 2026-09-21T00:00:00.000Z
Reasoning: Expanded from assay table: 0.8 ppm silver, reported in a unit the rubric does not cover (g/t).
Negative factors
- Grade unit ppm does not match the silver rubric unit g/t; not scored.
Evidence · table
“0.80”
Context: and
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
andBriggs · copperGrade: 0.38Grade Unit: %Intercept: 14 mView all detailsHide details
Identity
- Hole ID
- and
- Project
- Briggs
- Commodity
- copper
- Region
- australia_qld
- Reported Region
- australia_qld
- Ticker
- CBY
Geometry
- Grade
- 0.38
- Grade Unit
- %
- Intercept
- 14 m
- From
- 371 m
- To
- 385 m
- Intercept Depth
- 371 m
Classification
- Deposit Type
- porphyry
- Sample Type
- drill
- Group ID
- and:371-385
- Mining Method
- open_pit
QA/QC
- Laboratory
- ALS Laboratories
- 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
- 2026-09-21T00:00:00.000Z
Reasoning: Expanded from assay table. 0.38 % copper is moderate against the porphyry deposit band [0.8, 0.4, 0.25, 0.15] %. Grade×width 5.3 %·m is below (grade alone is moderate; the better of the two is used).
Negative factors
- Scored from rubric bands during table expansion, not from document context.
Evidence · table
“0.38”
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
andBriggs · molybdenumGrade: 35Grade Unit: ppmIntercept: 14 mView all detailsHide details
Identity
- Hole ID
- and
- Project
- Briggs
- Commodity
- molybdenum
- Region
- australia_qld
- Reported Region
- australia_qld
- Ticker
- CBY
Geometry
- Grade
- 35
- Grade Unit
- ppm
- Intercept
- 14 m
- From
- 371 m
- To
- 385 m
- Intercept Depth
- 371 m
Classification
- Deposit Type
- porphyry
- Sample Type
- drill
- Group ID
- and:371-385
- Mining Method
- open_pit
QA/QC
- Laboratory
- ALS Laboratories
- 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
- 2026-09-21T00:00:00.000Z
Reasoning: Expanded from assay table: 35 ppm molybdenum. No grade band defined for this commodity, so the score is a placeholder.
Negative factors
- No grade rubric for molybdenum; intercept not scored.
Evidence · table
“35”
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
andBriggs · silverGrade: 1.13Grade Unit: ppmIntercept: 14 mView all detailsHide details
Identity
- Hole ID
- and
- Project
- Briggs
- Commodity
- silver
- Region
- australia_qld
- Reported Region
- australia_qld
- Ticker
- CBY
Geometry
- Grade
- 1.13
- Grade Unit
- ppm
- Intercept
- 14 m
- From
- 371 m
- To
- 385 m
- Intercept Depth
- 371 m
Classification
- Deposit Type
- porphyry
- Sample Type
- drill
- Group ID
- and:371-385
- Mining Method
- open_pit
QA/QC
- Laboratory
- ALS Laboratories
- 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
- 2026-09-21T00:00:00.000Z
Reasoning: Expanded from assay table: 1.13 ppm silver, reported in a unit the rubric does not cover (g/t).
Negative factors
- Grade unit ppm does not match the silver rubric unit g/t; not scored.
Evidence · table
“1.13”
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
PDH08Briggs · copperGrade: 0.31Grade Unit: %Intercept: 171 mView all detailsHide details
Identity
- Hole ID
- PDH08
- Project
- Briggs
- Commodity
- copper
- Region
- australia_qld
- Reported Region
- australia_qld
- Ticker
- CBY
Geometry
- Grade
- 0.31
- Grade Unit
- %
- Intercept
- 171 m
- From
- 85 m
- To
- 256 m
Classification
- Deposit Type
- porphyry
- Sample Type
- drill
QA/QC
- Laboratory
- ALS Laboratories
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
Compositing
- Dilution Disclosed
- Yes
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-09-21T00:00:00.000Z
Reasoning: This intercept shows a strong copper grade over a moderate length, further enhancing the prospectivity of the Briggs deposit.
Positive factors
- Strong copper grade for a porphyry deposit, indicating a high-grade zone.
- Contributes to the overall mineralised footprint and resource upgrade.
Negative factors
- Downhole intersection may not reflect true width.
Evidence · text
“171m at 0.31% Cu, 115ppm Mo, 1.5g/t Ag from 85m”
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.