AbraSilver Intersects 68.5 Metres of 343 g/t Silver, Including 17 Metres of 917 g/t Silver
Original announcement by tmx on
- Company
- AbraSilver Resource Corp.
- Ticker
- ABRA
- Exchange
- TSX
- Region
- Salta Province, Argentina
- Primary commodity
- Silver
- Secondary commodities
- Gold
- Document categories
- Drill results, Resource update
- Extracted
- 2026-08-20 23:41:24 UTC
Analysis by Minestarters Atlas
Minestarters Atlas analysis
Summary
AbraSilver Resource Corp. announced high-grade silver drill results from its Diablillos project in Argentina, including a bonanza intercept of 17.0 metres grading 917.3 g/t silver within a 68.5-metre interval of 343.1 g/t silver. These results confirm strong mineralization continuity between the Oculto and JAC zones and highlight further expansion potential at Oculto East. The company also provided an updated Mineral Resource Estimate for Diablillos, effective July 21, 2025, which includes significant Measured and Indicated silver and gold resources for both tank leach and heap leach processing methods.
Reasoning: AbraSilver reported a bonanza silver intercept of 17.0m at 917.3 g/t Ag within a broader 68.5m interval at 343.1 g/t Ag, confirming strong continuity and expansion potential at the Diablillos project. The updated mineral resource estimate provides a solid foundation, with disclosed metal equivalent assumptions and QP sign-off, though true widths are not yet known for drill intercepts and the resource cut-off is based on an economic calculation rather than a simple grade.
Positive factors
- bonanza_grade_intercept
- strong_continuity_confirmed
- expansion_potential
- ni_43_101_compliant_resource
- qp_cp_sign_off
- metal_equivalent_assumptions_disclosed
- qa_qc_disclosed
Negative factors
- apparent_width_only
- resource_cutoff_not_simple_grade
Low confidence — this extraction should be reviewed alongside the original source.
Facts used in scoring: 9
Classification and evidence
Bonanza Interceptpositive
Exceptionally high-grade zone, well above the deposit-type norm.
Why it applies: The drill intercept in DDH 26-012 of 17.0m at 917.3 g/t silver significantly exceeds the exceptional threshold of 500 g/t for silver.
Evidence · table
“917.3”
Context: 17.0
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 'Widths are reported as drilled; true widths are not yet known' for the drill intercepts.
Evidence · text
“Widths are reported as drilled; true widths are not yet known.”
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: The release mentions 'industry standard exploration methodologies', 'quality control materials inserted at regular intervals', 'blanks and certified reference materials as well as duplicate core samples', and 'chain-of-custody' procedures.
Evidence · text
“AbraSilver applies industry standard exploration methodologies and techniques, and all drill core samples are collected under the supervision of the Company's geologists in accordance with industry best practices. Drill core is transported from the drill platform to the logging facility where drill data is compared and verified with the core in the trays. Thereafter, it is logged, photographed, and split by diamond saw prior to being sampled. Samples are then bagged, and quality control materials are inserted at regular intervals at site; these include blanks and certified reference materials as well as duplicate core samples which are collected in order to assess sampling precision and reproducibility. Groups of samples are then placed in large bags which are sealed with numbered tags in order to maintain a chain-of-custody during the transport of the samples from the project site to the laboratory.”
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: David O'Connor P.Geo., Chief Geologist for AbraSilver, is named as the Qualified Person who reviewed and approved the scientific and technical information in the news release.
Evidence · text
“David O'Connor P.Geo., Chief Geologist for AbraSilver, is the Qualified Person as defined by National Instrument 43-101 Standards of Disclosure for Mineral Projects, and he has reviewed and approved the scientific and technical information in this news release.”
Step-Out Extensionpositive
Mineralization extended beyond the previously known limit.
Why it applies: The drilling at Oculto East is described as targeting 'growth and extensions beyond the current conceptual open pit boundaries' and 'extending the mineralized system several hundred metres to the east'.
Evidence · text
“ongoing drilling at Oculto East continues to successfully target growth and extensions beyond the current conceptual open pit boundaries.”
Infill Drillingneutral
Confirmatory drilling to raise resource confidence, not new discovery.
Why it applies: The drill results from DDH 26-012 are described as 'confirming strong mineralization continuity between the Oculto and JAC zones' and 'further validates the continuity and quality of the existing Mineral Resource'.
Evidence · text
“The latest results confirm strong continuity of mineralization between the Oculto and JAC zones”
Measured Resourcepositive
Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.
Why it applies: The resource estimate includes a 'Measured' category for both Tank Leach and Heap Leach Oxides, indicating the highest level of confidence.
Evidence · table
“Measured”
Context: 26,545
Indicated Resourcepositive
Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.
Why it applies: The resource estimate includes an 'Indicated' category for both Tank Leach and Heap Leach Oxides, indicating a reasonable level of geological confidence.
Evidence · table
“Indicated”
Context: 46,584
Inferred Resourcenegative
Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.
Why it applies: The resource estimate includes an 'Inferred' category for both Tank Leach and Heap Leach Oxides, which is a speculative category with lower confidence.
Evidence · table
“Inferred”
Context: 9,693
NI 43-101 Compliantpositive
Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.
Why it applies: The Mineral Resource was estimated by Luis Rodrigo Peralta, an Independent Qualified Person under NI 43-101.
Evidence · text
“The Mineral Resource was estimated by Luis Rodrigo Peralta, B.Sc., FAusIMM CP (Geo), Independent Qualified Person under NI 43-101.”
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: The resource estimate uses a 'Net Value per block [NVB] calculation' to constrain the Mineral Resource rather than a simple grade cut-off, which can make direct comparison with other resources difficult.
Evidence · text
“A Net Value per block [NVB] calculation was used to constrain the Mineral Resource, determine the "Benefits = Income-Cost"”
Resource Updateneutral
Revised estimate for an existing resource — compare to prior to assess progress.
Why it applies: The document presents an updated Mineral Resource Estimate for Diablillos as of July 21, 2025.
Evidence · text
“The most recent Mineral Resource estimate for Diablillos is shown in Table 2: Table 2 - Diablillos Mineral Resource Estimate - As of July 21, 2025”
Extracted facts
Stored fact records: 9. Some facts used in scoring do not have a stored record.
Drill Results (7)
DDH-26-014Diablillos · silverGrade: 59.9Grade Unit: g/tIntercept: 1 mView all detailsHide details
Identity
- Hole ID
- DDH-26-014
- Project
- Diablillos
- Commodity
- silver
- Region
- argentina
- Reported Region
- Salta Province, Argentina
- Ticker
- ABRA
Geometry
- Grade
- 59.9
- Grade Unit
- g/t
- Intercept
- 1 m
- From
- 286 m
- To
- 287 m
- Hole Depth
- 314 m
Classification
- Deposit Type
- epithermal
- Program
- exploration
- Sample Type
- drill
- Group ID
- DDH-26-014:286.0-287.0
- Mining Method
- open_pit
Location
- Easting
- 720976
- Northing
- 7199751
- CRS
- UTM
- Elevation
- 4372 m
- Azimuth
- 180 °
- Dip
- -70 °
- Loc. Confidence
- high
QA/QC
- Laboratory
- Alex Stewart Argentina
- QA/QC Disclosed
- Yes
- Lab Certified
- No
- QP Signed
- Yes
- QA/QC Methods
- blanks, standards, duplicates
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-04-30T00:00:00.000Z
Reasoning: A weak silver intercept of 1.0m at 59.9 g/t Ag was reported, contributing to the overall exploration program at Oculto East, but true width is unknown.
Negative factors
- apparent_width_only
Evidence · table
“59.9”
Context: 1.0
DDH-26-014Diablillos · goldGrade: 0.61Grade Unit: g/tIntercept: 6 mView all detailsHide details
Identity
- Hole ID
- DDH-26-014
- Project
- Diablillos
- Commodity
- gold
- Region
- argentina
- Reported Region
- Salta Province, Argentina
- Ticker
- ABRA
Geometry
- Grade
- 0.61
- Grade Unit
- g/t
- Intercept
- 6 m
- From
- 303 m
- To
- 309 m
- Hole Depth
- 314 m
Classification
- Deposit Type
- epithermal
- Program
- exploration
- Sample Type
- drill
- Group ID
- DDH-26-014:303.0-309.0
- Mining Method
- open_pit
Location
- Easting
- 720976
- Northing
- 7199751
- CRS
- UTM
- Elevation
- 4372 m
- Azimuth
- 180 °
- Dip
- -70 °
- Loc. Confidence
- high
QA/QC
- Laboratory
- Alex Stewart Argentina
- QA/QC Disclosed
- Yes
- Lab Certified
- No
- QP Signed
- Yes
- QA/QC Methods
- blanks, standards, duplicates
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-04-30T00:00:00.000Z
Reasoning: A weak gold intercept of 6.0m at 0.61 g/t Au was reported, contributing to the overall exploration program at Oculto East, but true width is unknown.
Negative factors
- apparent_width_only
Evidence · table
“0.61”
Context: 6.0
Fact 3Diablillos · silverGrade: 53Grade Unit: g/tView all detailsHide details
Identity
- Project
- Diablillos
- Commodity
- silver
- Region
- argentina
- Reported Region
- Salta Province, Argentina
- Ticker
- ABRA
Geometry
- Grade
- 53
- Grade Unit
- g/t
Metal Equivalent
- Metal Eq. Grade
- 53
- Metal Eq. Unit
- g/t AgEq
- Assumptions Disclosed
- Yes
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-04-30T00:00:00.000Z
Reasoning: A moderate total Inferred silver equivalent resource of 19.6 Mt at 53 g/t AgEq, with QP sign-off and NI 43-101 compliance, but as an Inferred resource, it has lower confidence and the cut-off is an NVB calculation.
Positive factors
- qp_cp_signed
- ni_43_101_compliant
- metal_equivalent_assumptions_disclosed
Negative factors
- inferred_resource
- resource_cutoff_not_simple_grade
Evidence · table
“53”
Context: 19,628
DDH-26-011Diablillos · silverGrade: 103.5Grade Unit: g/tIntercept: 3 mView all detailsHide details
Identity
- Hole ID
- DDH-26-011
- Project
- Diablillos
- Commodity
- silver
- Region
- argentina
- Reported Region
- Salta Province, Argentina
- Ticker
- ABRA
Geometry
- Grade
- 103.5
- Grade Unit
- g/t
- Intercept
- 3 m
- From
- 59 m
- To
- 62 m
Classification
- Deposit Type
- epithermal
- Sample Type
- drill
- Group ID
- DDH-26-011:59-62
- Mining Method
- open_pit
Location
- CRS
- UTM
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-04-30T00:00:00.000Z
Reasoning: Expanded from assay table. 103.5 g/t silver is moderate against the default band [500, 200, 100, 30] g/t. Grade×width 310.5 g/t·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
“103.5”
Context: DDH-26-011
DDH-26-011Diablillos · goldGrade: 0.12Grade Unit: g/tIntercept: 3 mView all detailsHide details
Identity
- Hole ID
- DDH-26-011
- Project
- Diablillos
- Commodity
- gold
- Region
- argentina
- Reported Region
- Salta Province, Argentina
- Ticker
- ABRA
Geometry
- Grade
- 0.12
- Grade Unit
- g/t
- Intercept
- 3 m
- From
- 59 m
- To
- 62 m
Classification
- Deposit Type
- epithermal
- Sample Type
- drill
- Group ID
- DDH-26-011:59-62
- Mining Method
- open_pit
Location
- CRS
- UTM
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-04-30T00:00:00.000Z
Reasoning: Expanded from assay table. 0.12 g/t gold is below against the open_pit mining band [5, 2, 1, 0.3] g/t. Grade×width 0.4 g/t·m is below.
Negative factors
- 0.12 g/t gold is below the weak threshold (0.3 g/t) on the open_pit mining band.
- Scored from rubric bands during table expansion, not from document context.
Evidence · table
“0.12”
Context: DDH-26-011
DDH-26-012Diablillos · silverGrade: 424.5Grade Unit: g/tIntercept: 2 mView all detailsHide details
Identity
- Hole ID
- DDH-26-012
- Project
- Diablillos
- Commodity
- silver
- Region
- argentina
- Reported Region
- Salta Province, Argentina
- Ticker
- ABRA
Geometry
- Grade
- 424.5
- Grade Unit
- g/t
- Intercept
- 2 m
- From
- 22 m
- To
- 24 m
Classification
- Deposit Type
- epithermal
- Sample Type
- drill
- Group ID
- DDH-26-012:22-24
- Mining Method
- open_pit
Location
- CRS
- UTM
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-04-30T00:00:00.000Z
Reasoning: Expanded from assay table. 424.5 g/t silver is strong against the default band [500, 200, 100, 30] g/t. Grade×width 849.0 g/t·m is weak (grade alone is strong; the better of the two is used).
Positive factors
- 424.5 g/t silver is strong on the default band.
Negative factors
- Scored from rubric bands during table expansion, not from document context.
Evidence · table
“424.5”
Context: DDH-26-012
DDH-26-014Diablillos · goldGrade: 1.9Grade Unit: g/tIntercept: 2 mView all detailsHide details
Identity
- Hole ID
- DDH-26-014
- Project
- Diablillos
- Commodity
- gold
- Region
- argentina
- Reported Region
- Salta Province, Argentina
- Ticker
- ABRA
Geometry
- Grade
- 1.9
- Grade Unit
- g/t
- Intercept
- 2 m
- From
- 110 m
- To
- 112 m
Classification
- Deposit Type
- epithermal
- Sample Type
- drill
- Group ID
- DDH-26-014:110-112
- Mining Method
- open_pit
Location
- CRS
- UTM
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-04-30T00:00:00.000Z
Reasoning: Expanded from assay table. 1.9 g/t gold is moderate against the open_pit mining band [5, 2, 1, 0.3] g/t. Grade×width 3.8 g/t·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
“1.90”
Context: DDH-26-014
Resource Estimates (2)
inferredsilverTonnes: 19628Grade: 21Grade Unit: g/tView all detailsHide details
Identity
- Commodity
- silver
- Ticker
- ABRA
Resource Data
- Category
- inferred
- Tonnes
- 19628
- Grade
- 21
- Grade Unit
- g/t
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-30T00:00:00.000Z
Reasoning: A moderate Inferred silver resource of 9.69 Mt at 34 g/t Ag for the Tank Leach Oxides, with QP sign-off and NI 43-101 compliance, but as an Inferred resource, it has lower confidence and the cut-off is an NVB calculation. (Expanded from multi-commodity resource table for completeness.)
Positive factors
- qp_cp_signed
- ni_43_101_compliant
- metal_equivalent_assumptions_disclosed
Negative factors
- inferred_resource
- resource_cutoff_not_simple_grade
Evidence · table
“21”
Context: 19,628
inferredgoldTonnes: 19628Grade: 0.38Grade Unit: g/tView all detailsHide details
Identity
- Commodity
- gold
- Ticker
- ABRA
Resource Data
- Category
- inferred
- Tonnes
- 19628
- Grade
- 0.38
- Grade Unit
- g/t
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-04-30T00:00:00.000Z
Reasoning: A moderate Inferred silver resource of 9.69 Mt at 34 g/t Ag for the Tank Leach Oxides, with QP sign-off and NI 43-101 compliance, but as an Inferred resource, it has lower confidence and the cut-off is an NVB calculation. (Expanded from multi-commodity resource table for completeness.)
Positive factors
- qp_cp_signed
- ni_43_101_compliant
- metal_equivalent_assumptions_disclosed
Negative factors
- inferred_resource
- resource_cutoff_not_simple_grade
Evidence · table
“0.38”
Context: 19,628
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.