Pinnacle Samples up to 17.7 g/t Gold on La Estrella Vein and Extends Strike Length of La Dura Vein, Enlarging the Footprint of the Gold-Silver System at El Potrero
Original announcement by tmx on
- Company
- Pinnacle Silver and Gold Corp.
- Ticker
- PINN
- Exchange
- TSX
- Region
- Durango, Mexico
- Primary commodity
- Gold
- Secondary commodities
- Silver
- Document categories
- Drill results, Other
- Extracted
- 2026-09-12 18:57:02 UTC
Analysis by Minestarters Atlas
Minestarters Atlas analysis
Summary
Pinnacle Silver and Gold Corp. reported high-grade gold and silver sampling at the El Potrero project in Mexico, with gold intercepts up to 17.7 g/t. The results include strike length extensions for the La Dura vein and new mineralized zones within the Estrella vein.
Reasoning: Strong high-grade gold and silver intercepts from channel and surface sampling, combined with strike length extensions, significantly enlarge the known footprint of the epithermal system.
Positive factors
- High-grade gold intercepts (up to 17.7 g/t Au)
- Strike length extension of La Dura vein
- Identification of new high-grade zones in Estrella vein
- QA/QC protocols disclosed including certified lab and QP sign-off
Negative factors
- Sampling is primarily surface and channel, not diamond drilling
Facts used in scoring: 8
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 mentions implementing industry standard practices, including certified reference materials and blanks, and uses an ISO/IEC 17025 accredited lab.
Evidence · text
“The lab is accredited to ISO/IEC 17025:2017.”
Step-Out Extensionpositive
Mineralization extended beyond the previously known limit.
Why it applies: Surface sampling has extended the gold-silver mineralization along strike at La Dura.
Evidence · text
“surface sampling of the vein has extended the gold-silver mineralization along strike”
Extracted facts
Stored fact records: 8. Some facts used in scoring do not have a stored record.
Drill Results (8)
Fact 1El Potrero · goldGrade: 5.49Grade Unit: g/tIntercept: 0.72 mView all detailsHide details
Identity
- Project
- El Potrero
- Commodity
- gold
- Region
- mexico
- Reported Region
- Durango, Mexico
- Ticker
- PINN
Geometry
- Grade
- 5.49
- Grade Unit
- g/t
- Intercept
- 0.72 m
Classification
- Sample Type
- channel
Location
- Location
- Estrella Vein
- Loc. Source
- document
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-01-20T00:00:00.000Z
Reasoning: High-grade channel sample in the Estrella vein.
Positive factors
- Strong grade for channel sampling
Evidence · text
“channel sampling identified two mineralized zones yielding 5.49 g/t Au and 48 g/t Ag over an average width of 0.72 metres”
Tags used in scoring
No QA/QC Disclosurenegative
Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.
Why it applies: qaqc_disclosed is not 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
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "About the Potrero Property El Potrero is located in the prolific Sierra Madre Occidental of western Mexico and lies with"
Fact 2El Potrero · silverGrade: 48Grade Unit: g/tIntercept: 0.72 mView all detailsHide details
Identity
- Project
- El Potrero
- Commodity
- silver
- Region
- mexico
- Reported Region
- Durango, Mexico
- Ticker
- PINN
Geometry
- Grade
- 48
- Grade Unit
- g/t
- Intercept
- 0.72 m
Classification
- Sample Type
- channel
- Group ID
- null:0.72
Location
- Location
- Estrella Vein
- Loc. Source
- document
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-01-20T00:00:00.000Z
Reasoning: High-grade silver component in the Estrella vein channel sample.
Positive factors
- Strong silver grade
Evidence · text
“channel sampling identified two mineralized zones yielding 5.49 g/t Au and 48 g/t Ag over an average width of 0.72 metres”
Tags used in scoring
No QA/QC Disclosurenegative
Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.
Why it applies: qaqc_disclosed is not 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
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "About the Potrero Property El Potrero is located in the prolific Sierra Madre Occidental of western Mexico and lies with"
Fact 3El Potrero · goldGrade: 1.87Grade Unit: g/tIntercept: 1.1 mView all detailsHide details
Identity
- Project
- El Potrero
- Commodity
- gold
- Region
- mexico
- Reported Region
- Durango, Mexico
- Ticker
- PINN
Geometry
- Grade
- 1.87
- Grade Unit
- g/t
- Intercept
- 1.1 m
Classification
- Sample Type
- channel
Location
- Location
- Estrella Vein
- Loc. Source
- document
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-01-20T00:00:00.000Z
Reasoning: Moderate grade channel sample.
Evidence · text
“and 1.87 g/t Au and 51 g/t Ag over an average width of 1.1 metres”
Tags used in scoring
No QA/QC Disclosurenegative
Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.
Why it applies: qaqc_disclosed is not 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
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "About the Potrero Property El Potrero is located in the prolific Sierra Madre Occidental of western Mexico and lies with"
Fact 4El Potrero · silverGrade: 51Grade Unit: g/tIntercept: 1.1 mView all detailsHide details
Identity
- Project
- El Potrero
- Commodity
- silver
- Region
- mexico
- Reported Region
- Durango, Mexico
- Ticker
- PINN
Geometry
- Grade
- 51
- Grade Unit
- g/t
- Intercept
- 1.1 m
Classification
- Sample Type
- channel
- Group ID
- null:1.1
Location
- Location
- Estrella Vein
- Loc. Source
- document
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-01-20T00:00:00.000Z
Reasoning: Moderate grade silver component.
Evidence · text
“and 1.87 g/t Au and 51 g/t Ag over an average width of 1.1 metres”
Tags used in scoring
No QA/QC Disclosurenegative
Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.
Why it applies: qaqc_disclosed is not 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
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "About the Potrero Property El Potrero is located in the prolific Sierra Madre Occidental of western Mexico and lies with"
Fact 5El Potrero · goldGrade: 17.7Grade Unit: g/tIntercept: 0.5 mView all detailsHide details
Identity
- Project
- El Potrero
- Commodity
- gold
- Region
- mexico
- Reported Region
- Durango, Mexico
- Ticker
- PINN
Geometry
- Grade
- 17.7
- Grade Unit
- g/t
- Intercept
- 0.5 m
Classification
- Sample Type
- channel
Location
- Location
- Estrella Vein
- Loc. Source
- document
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-01-20T00:00:00.000Z
Reasoning: High-grade gold sample in the Estrella vein.
Positive factors
- Bonanza grade intercept
Evidence · text
“Individual samples assayed up to 17.7 g/t Au and 24 g/t Ag over 0.5 metres”
Tags used in scoring
No QA/QC Disclosurenegative
Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.
Why it applies: qaqc_disclosed is not 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
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "About the Potrero Property El Potrero is located in the prolific Sierra Madre Occidental of western Mexico and lies with"
Fact 6El Potrero · silverGrade: 24Grade Unit: g/tIntercept: 0.5 mView all detailsHide details
Identity
- Project
- El Potrero
- Commodity
- silver
- Region
- mexico
- Reported Region
- Durango, Mexico
- Ticker
- PINN
Geometry
- Grade
- 24
- Grade Unit
- g/t
- Intercept
- 0.5 m
Classification
- Sample Type
- channel
- Group ID
- null:0.5
Location
- Location
- Estrella Vein
- Loc. Source
- document
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-01-20T00:00:00.000Z
Reasoning: Silver component of high-grade sample.
Evidence · text
“Individual samples assayed up to 17.7 g/t Au and 24 g/t Ag over 0.5 metres”
Tags used in scoring
No QA/QC Disclosurenegative
Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.
Why it applies: qaqc_disclosed is not 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
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "About the Potrero Property El Potrero is located in the prolific Sierra Madre Occidental of western Mexico and lies with"
Fact 7El Potrero · goldGrade: 6.89Grade Unit: g/tIntercept: 1.4 mView all detailsHide details
Identity
- Project
- El Potrero
- Commodity
- gold
- Region
- mexico
- Reported Region
- Durango, Mexico
- Ticker
- PINN
Geometry
- Grade
- 6.89
- Grade Unit
- g/t
- Intercept
- 1.4 m
Classification
- Sample Type
- surface
Location
- Location
- La Estrella Vein
- Loc. Source
- document
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-01-20T00:00:00.000Z
Reasoning: Strong surface gold sample.
Evidence · text
“assays included 6.89 g/t Au and 208 g/t Ag over 1.4 metres”
Tags used in scoring
No QA/QC Disclosurenegative
Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.
Why it applies: qaqc_disclosed is not 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
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "About the Potrero Property El Potrero is located in the prolific Sierra Madre Occidental of western Mexico and lies with"
Fact 8El Potrero · silverGrade: 208Grade Unit: g/tIntercept: 1.4 mView all detailsHide details
Identity
- Project
- El Potrero
- Commodity
- silver
- Region
- mexico
- Reported Region
- Durango, Mexico
- Ticker
- PINN
Geometry
- Grade
- 208
- Grade Unit
- g/t
- Intercept
- 1.4 m
Classification
- Sample Type
- surface
- Group ID
- null:1.4
Location
- Location
- La Estrella Vein
- Loc. Source
- document
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-01-20T00:00:00.000Z
Reasoning: Strong surface silver sample.
Evidence · text
“assays included 6.89 g/t Au and 208 g/t Ag over 1.4 metres”
Tags used in scoring
No QA/QC Disclosurenegative
Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.
Why it applies: qaqc_disclosed is not 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
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "About the Potrero Property El Potrero is located in the prolific Sierra Madre Occidental of western Mexico and lies with"
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.