J2 Metals Inc. Reports High-Grade Silver and Gold Results from Sierra Plata Site Visit
Original announcement by tmx on
- Company
- J2 Metals Inc.
- Ticker
- JTWO
- Exchange
- TSX
- Region
- Mexico
- Primary commodity
- Silver
- Secondary commodities
- Gold, Antimony
- Document categories
- Drill results, Other
- Extracted
- 2026-09-14 06:48:53 UTC
Analysis by Minestarters Atlas
Minestarters Atlas analysis
Summary
J2 Metals Inc. reported high-grade silver and gold grab sample results from the Sierra Plata Project in Mexico. The samples, taken from waste dumps at the El Sabino and San Miguel mines, included a standout intercept of 3,100 ppm Ag and 12.8 ppm Au. A second sampling program has been completed with results pending.
Reasoning: High-grade grab samples from historical mine waste dumps confirm precious metal endowment at the Sierra Plata project.
Positive factors
- High-grade silver and gold values in waste dump grab samples
- Bonanza-grade silver (3100 ppm) and gold (12.8 ppm) reported
- QA/QC protocols and certified laboratory (ALS) disclosed
- Epithermal vein system context supports depth potential
Negative factors
- Samples are selective grab samples from waste dumps and are not necessarily representative
- Apparent width only (grab samples have no defined width)
Facts used in scoring: 12
Classification and evidence
Bonanza Interceptpositive
Exceptionally high-grade zone, well above the deposit-type norm.
Why it applies: Sample K074324 returned 3,100 ppm Ag and 12.8 ppm Au, which is exceptionally high grade.
Evidence · text
“sample K074324 ran 3,100 g/t Ag and 12.8 g/t Au”
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 assay methods (Au-ICP21, Ag-OG62, etc.) and fire assay protocols.
Evidence · text
“All samples were analyzed for gold by fire assay with an AES finish”
Apparent Width Onlynegative
Interval given as downhole width with no true width or drill orientation — apparent width may overstate true thickness.
Why it applies: Results are from selective grab samples with no reported width or drill orientation.
Evidence · text
“The reported samples are selective grab samples collected from historic mine waste dumps and are not necessarily representative”
Extracted facts
Stored fact records: 12. Some facts used in scoring do not have a stored record.
Drill Results (12)
Fact 1Sierra Plata · goldGrade: 0.905Grade Unit: ppmView all detailsHide details
Identity
- Project
- Sierra Plata
- Commodity
- gold
- Region
- mexico
- Reported Region
- Mexico
- Ticker
- JTWO
Geometry
- Grade
- 0.905
- Grade Unit
- ppm
Classification
- Sample Type
- surface
Location
- Location
- El Sabino
- Loc. Source
- document
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-02-24T00:00:00.000Z
Reasoning: Low-grade gold in a grab sample.
Negative factors
- Selective grab sample
Evidence · table
“0.905”
Context: K074318
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
Fact 2Sierra Plata · silverGrade: 878Grade Unit: ppmView all detailsHide details
Identity
- Project
- Sierra Plata
- Commodity
- silver
- Region
- mexico
- Reported Region
- Mexico
- Ticker
- JTWO
Geometry
- Grade
- 878
- Grade Unit
- ppm
Classification
- Sample Type
- surface
Location
- Location
- El Sabino
- Loc. Source
- document
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-02-24T00:00:00.000Z
Reasoning: Moderate silver grade in a grab sample.
Negative factors
- Selective grab sample
Evidence · table
“878”
Context: K074318
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
Fact 3Sierra Plata · goldGrade: 0.381Grade Unit: ppmView all detailsHide details
Identity
- Project
- Sierra Plata
- Commodity
- gold
- Region
- mexico
- Reported Region
- Mexico
- Ticker
- JTWO
Geometry
- Grade
- 0.381
- Grade Unit
- ppm
Classification
- Sample Type
- surface
Location
- Location
- El Sabino
- Loc. Source
- document
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-02-24T00:00:00.000Z
Reasoning: Low-grade gold in a grab sample.
Negative factors
- Selective grab sample
Evidence · table
“0.381”
Context: K074319
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
Fact 4Sierra Plata · silverGrade: 512Grade Unit: ppmView all detailsHide details
Identity
- Project
- Sierra Plata
- Commodity
- silver
- Region
- mexico
- Reported Region
- Mexico
- Ticker
- JTWO
Geometry
- Grade
- 512
- Grade Unit
- ppm
Classification
- Sample Type
- surface
Location
- Location
- El Sabino
- Loc. Source
- document
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-02-24T00:00:00.000Z
Reasoning: Moderate silver grade in a grab sample.
Negative factors
- Selective grab sample
Evidence · table
“512”
Context: K074319
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
Fact 5Sierra Plata · goldGrade: 0.525Grade Unit: ppmView all detailsHide details
Identity
- Project
- Sierra Plata
- Commodity
- gold
- Region
- mexico
- Reported Region
- Mexico
- Ticker
- JTWO
Geometry
- Grade
- 0.525
- Grade Unit
- ppm
Classification
- Sample Type
- surface
Location
- Location
- El Sabino
- Loc. Source
- document
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-02-24T00:00:00.000Z
Reasoning: Low-grade gold in a grab sample.
Negative factors
- Selective grab sample
Evidence · table
“0.525”
Context: K074320
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
Fact 6Sierra Plata · silverGrade: 633Grade Unit: ppmView all detailsHide details
Identity
- Project
- Sierra Plata
- Commodity
- silver
- Region
- mexico
- Reported Region
- Mexico
- Ticker
- JTWO
Geometry
- Grade
- 633
- Grade Unit
- ppm
Classification
- Sample Type
- surface
Location
- Location
- El Sabino
- Loc. Source
- document
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-02-24T00:00:00.000Z
Reasoning: Moderate silver grade in a grab sample.
Negative factors
- Selective grab sample
Evidence · table
“633”
Context: K074320
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
Fact 7Sierra Plata · goldGrade: 0.246Grade Unit: ppmView all detailsHide details
Identity
- Project
- Sierra Plata
- Commodity
- gold
- Region
- mexico
- Reported Region
- Mexico
- Ticker
- JTWO
Geometry
- Grade
- 0.246
- Grade Unit
- ppm
Classification
- Sample Type
- surface
Location
- Location
- El Sabino
- Loc. Source
- document
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-02-24T00:00:00.000Z
Reasoning: Low-grade gold in a grab sample.
Negative factors
- Selective grab sample
Evidence · table
“0.246”
Context: K074321
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
Fact 8Sierra Plata · silverGrade: 394Grade Unit: ppmView all detailsHide details
Identity
- Project
- Sierra Plata
- Commodity
- silver
- Region
- mexico
- Reported Region
- Mexico
- Ticker
- JTWO
Geometry
- Grade
- 394
- Grade Unit
- ppm
Classification
- Sample Type
- surface
Location
- Location
- El Sabino
- Loc. Source
- document
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-02-24T00:00:00.000Z
Reasoning: Moderate silver grade in a grab sample.
Negative factors
- Selective grab sample
Evidence · table
“394”
Context: K074321
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
Fact 9Sierra Plata · goldGrade: 12.8Grade Unit: ppmView all detailsHide details
Identity
- Project
- Sierra Plata
- Commodity
- gold
- Region
- mexico
- Reported Region
- Mexico
- Ticker
- JTWO
Geometry
- Grade
- 12.8
- Grade Unit
- ppm
Classification
- Sample Type
- surface
Location
- Location
- San Miguel
- Loc. Source
- document
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-02-24T00:00:00.000Z
Reasoning: High-grade gold in a grab sample.
Positive factors
- High-grade gold intercept
Negative factors
- Selective grab sample
- Apparent width only
Evidence · table
“12.8”
Context: K074324
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
Fact 10Sierra Plata · silverGrade: 3100Grade Unit: ppmView all detailsHide details
Identity
- Project
- Sierra Plata
- Commodity
- silver
- Region
- mexico
- Reported Region
- Mexico
- Ticker
- JTWO
Geometry
- Grade
- 3100
- Grade Unit
- ppm
Classification
- Sample Type
- surface
Location
- Location
- San Miguel
- Loc. Source
- document
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-02-24T00:00:00.000Z
Reasoning: Bonanza-grade silver in a grab sample.
Positive factors
- Bonanza-grade silver intercept
Negative factors
- Selective grab sample
- Apparent width only
Evidence · table
“3100”
Context: K074324
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
Fact 11Sierra Plata · goldGrade: 4.32Grade Unit: ppmView all detailsHide details
Identity
- Project
- Sierra Plata
- Commodity
- gold
- Region
- mexico
- Reported Region
- Mexico
- Ticker
- JTWO
Geometry
- Grade
- 4.32
- Grade Unit
- ppm
Classification
- Sample Type
- surface
Location
- Location
- San Miguel
- Loc. Source
- document
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-02-24T00:00:00.000Z
Reasoning: High-grade gold in a grab sample.
Negative factors
- Selective grab sample
- Apparent width only
Evidence · table
“4.32”
Context: K074325
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
Fact 12Sierra Plata · silverGrade: 1120Grade Unit: ppmView all detailsHide details
Identity
- Project
- Sierra Plata
- Commodity
- silver
- Region
- mexico
- Reported Region
- Mexico
- Ticker
- JTWO
Geometry
- Grade
- 1120
- Grade Unit
- ppm
Classification
- Sample Type
- surface
Location
- Location
- San Miguel
- Loc. Source
- document
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-02-24T00:00:00.000Z
Reasoning: High-grade silver in a grab sample.
Negative factors
- Selective grab sample
- Apparent width only
Evidence · table
“1120”
Context: K074325
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
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.