Pinnacle Prepares for Underground Drill Program on High-Grade Gold-Silver Targets 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 19:00:31 UTC
Analysis by Minestarters Atlas
Minestarters Atlas analysis
Summary
Pinnacle Silver and Gold Corp. is preparing an inaugural underground drilling program at the El Potrero gold-silver project in Durango, Mexico. The program aims to delineate high-grade mineralization identified through systematic underground channel sampling, which has returned grades up to 85.1 g/t Au and 520 g/t Ag.
Reasoning: The company is announcing a planned underground drilling program supported by high-grade channel sampling results from historic workings.
Positive factors
- High-grade surface and underground sampling results
- Imminent underground drilling program to delineate mineralization
- Proximity to operating mines
- Robust QA/QC disclosure
Negative factors
- Drilling has not yet commenced to confirm continuity or scale
Facts used in scoring: 4
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 details specific QA/QC protocols including standards, blanks, and ISO 17025 accredited SGS laboratory.
Evidence · text
“This has included common industry QA/QC procedures to monitor the quality of the assay database, including inserting certified reference material samples and blank samples”
Bonanza Interceptpositive
Exceptionally high-grade zone, well above the deposit-type norm.
Why it applies: Silver grades of 2,280 g/t at surface are exceptionally high.
Evidence · text
“up to 2,280 g/t Ag”
Extracted facts
Stored fact records: 4. Some facts used in scoring do not have a stored record.
Drill Results (4)
Fact 1goldGrade: 85.1Grade Unit: g/tView all detailsHide details
Identity
- Commodity
- gold
- Region
- mexico
- Reported Region
- Durango, Mexico
- Ticker
- PINN
Geometry
- Grade
- 85.1
- Grade Unit
- g/t
Classification
- Sample Type
- channel
- Group ID
- underground_sampling:historic_mines
QA/QC
- Laboratory
- SGS
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks
Deleterious
- Deleterious Flag
- No
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2025-12-15T00:00:00.000Z
Reasoning: High-grade gold intercept from underground channel sampling.
Positive factors
- Exceptional grade for epithermal system
Evidence · text
“individual grades up to 85.1 g/t Au”
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
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: "Systematic underground channel sampling has been conducted since acquiring the project at the end of February and compri"
Fact 2silverGrade: 520Grade Unit: g/tView all detailsHide details
Identity
- Commodity
- silver
- Region
- mexico
- Reported Region
- Durango, Mexico
- Ticker
- PINN
Geometry
- Grade
- 520
- Grade Unit
- g/t
Classification
- Sample Type
- channel
- Group ID
- underground_sampling:historic_mines
QA/QC
- Laboratory
- SGS
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks
Deleterious
- Deleterious Flag
- No
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2025-12-15T00:00:00.000Z
Reasoning: High-grade silver intercept from underground channel sampling.
Positive factors
- Strong silver grades
Evidence · text
“520 g/t 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
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: "Systematic underground channel sampling has been conducted since acquiring the project at the end of February and compri"
Fact 3goldGrade: 37.4Grade Unit: g/tView all detailsHide details
Identity
- Commodity
- gold
- Region
- mexico
- Reported Region
- Durango, Mexico
- Ticker
- PINN
Geometry
- Grade
- 37.4
- Grade Unit
- g/t
Classification
- Sample Type
- surface
QA/QC
- Laboratory
- SGS
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks
Deleterious
- Deleterious Flag
- No
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2025-12-15T00:00:00.000Z
Reasoning: High-grade surface channel samples.
Positive factors
- High-grade surface continuity implied
Evidence · text
“surface channel samples ... grading up to 37.4 g/t Au and up to 2,280 g/t 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
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: "Systematic underground channel sampling has been conducted since acquiring the project at the end of February and compri"
Fact 4silverGrade: 2280Grade Unit: g/tView all detailsHide details
Identity
- Commodity
- silver
- Region
- mexico
- Reported Region
- Durango, Mexico
- Ticker
- PINN
Geometry
- Grade
- 2280
- Grade Unit
- g/t
Classification
- Sample Type
- surface
QA/QC
- Laboratory
- SGS
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks
Deleterious
- Deleterious Flag
- No
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2025-12-15T00:00:00.000Z
Reasoning: High-grade surface channel samples.
Positive factors
- Exceptional silver grades at surface
Evidence · text
“up to 2,280 g/t 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
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: "Systematic underground channel sampling has been conducted since acquiring the project at the end of February and compri"
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.