Prospero Silver Expands Au-Ag Bearing Epithermal Vein System at Pachuca Se Project, Mexico
Original announcement by tmx on
- Company
- Prospero Silver Corp.
- Ticker
- PSL
- Exchange
- TSX
- Region
- Hidalgo State, Mexico
- Primary commodity
- Silver
- Secondary commodities
- Gold
- Document categories
- Drill results
- Extracted
- 2026-09-14 19:16:15 UTC
Analysis by Minestarters Atlas
Minestarters Atlas analysis
Summary
Prospero Silver has reported drill results from hole PSE-18-03 at the Pachuca SE project in Mexico, confirming silver and gold mineralization in the Aguayutla structure. The hole intersected a high-grade silver intercept of 121.3 g/t Ag and 0.37 g/t Au over 1.5m, including a 20cm sub-interval at 870 ppm Ag.
Reasoning: Hole PSE-18-03 confirmed anomalous silver and gold values in a new structure (Aguayutla) north of previous holes, validating the epithermal vein system concept.
Positive factors
- Step-Out Extension
- Bonanza Intercept
- True Width Disclosed
- QA/QC Disclosed
Facts used in scoring: 8
Classification and evidence
Step-Out Extensionpositive
Mineralization extended beyond the previously known limit.
Why it applies: Hole 3 tested the Aguayutla structure to the north of holes 1 and 2.
Evidence · text
“Hole 3 tested the east-west striking Aguayutla structure to the north of holes 1 and 2”
Bonanza Interceptpositive
Exceptionally high-grade zone, well above the deposit-type norm.
Why it applies: 870 ppm Ag over 20cm is exceptionally high grade for this epithermal system.
Evidence · table
“870.0”
Context: 0.20
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: Release mentions Tawn Albinson as a Qualified Person (QP) under NI 43-101.
Evidence · text
“Tawn Albinson, M.Sc., President of the Company, is a Qualified Person, as defined in NI 43-101”
Extracted facts
Stored fact records: 8. Some facts used in scoring do not have a stored record.
Drill Results (8)
PSE-18-03Pachuca SE · silverGrade: 18Grade Unit: ppmIntercept: 0.3 mView all detailsHide details
Identity
- Hole ID
- PSE-18-03
- Project
- Pachuca SE
- Commodity
- silver
- Region
- mexico
- Reported Region
- mexico
- Ticker
- PSL
Geometry
- Grade
- 18
- Grade Unit
- ppm
- Intercept
- 0.3 m
- From
- 201 m
- To
- 201.3 m
- Intercept Depth
- 201 m
Classification
- Sample Type
- drill
- Group ID
- PSE-18-03:201-201.3
- Mining Method
- underground
Location
- Loc. Confidence
- high
QA/QC
- QP Signed
- Yes
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2018-03-29T00:00:00.000Z
Reasoning: Low grade silver intercept.
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
PSE-18-03Pachuca SE · goldGrade: 0.08Grade Unit: ppmIntercept: 0.3 mView all detailsHide details
Identity
- Hole ID
- PSE-18-03
- Project
- Pachuca SE
- Commodity
- gold
- Region
- mexico
- Reported Region
- mexico
- Ticker
- PSL
Geometry
- Grade
- 0.08
- Grade Unit
- ppm
- Intercept
- 0.3 m
- From
- 201 m
- To
- 201.3 m
- Intercept Depth
- 201 m
Classification
- Sample Type
- drill
- Group ID
- PSE-18-03:201-201.3
- Mining Method
- underground
Location
- Loc. Confidence
- high
QA/QC
- QP Signed
- Yes
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2018-03-29T00:00:00.000Z
Reasoning: Low grade gold intercept.
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
PSE-18-03Pachuca SE · silverGrade: 17.3Grade Unit: ppmIntercept: 1.9 mView all detailsHide details
Identity
- Hole ID
- PSE-18-03
- Project
- Pachuca SE
- Commodity
- silver
- Region
- mexico
- Reported Region
- mexico
- Ticker
- PSL
Geometry
- Grade
- 17.3
- Grade Unit
- ppm
- Intercept
- 1.9 m
- From
- 353.45 m
- To
- 355.35 m
- Intercept Depth
- 353.45 m
Classification
- Sample Type
- drill
- Group ID
- PSE-18-03:353.45-355.35
- Mining Method
- underground
Location
- Loc. Confidence
- high
QA/QC
- QP Signed
- Yes
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2018-03-29T00:00:00.000Z
Reasoning: Low grade silver intercept.
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
PSE-18-03Pachuca SE · goldGrade: 0.07Grade Unit: ppmIntercept: 1.9 mView all detailsHide details
Identity
- Hole ID
- PSE-18-03
- Project
- Pachuca SE
- Commodity
- gold
- Region
- mexico
- Reported Region
- mexico
- Ticker
- PSL
Geometry
- Grade
- 0.07
- Grade Unit
- ppm
- Intercept
- 1.9 m
- From
- 353.45 m
- To
- 355.35 m
- Intercept Depth
- 353.45 m
Classification
- Sample Type
- drill
- Group ID
- PSE-18-03:353.45-355.35
- Mining Method
- underground
Location
- Loc. Confidence
- high
QA/QC
- QP Signed
- Yes
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2018-03-29T00:00:00.000Z
Reasoning: Low grade gold intercept.
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
PSE-18-03Pachuca SE · silverGrade: 870Grade Unit: ppmIntercept: 0.2 mView all detailsHide details
Identity
- Hole ID
- PSE-18-03
- Project
- Pachuca SE
- Commodity
- silver
- Region
- mexico
- Reported Region
- mexico
- Ticker
- PSL
Geometry
- Grade
- 870
- Grade Unit
- ppm
- Intercept
- 0.2 m
- From
- 407.35 m
- To
- 408.85 m
- Intercept Depth
- 407.35 m
Classification
- Sample Type
- drill
- Group ID
- PSE-18-03:407.35-408.85
- Mining Method
- underground
Location
- Loc. Confidence
- high
QA/QC
- QP Signed
- Yes
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2018-03-29T00:00:00.000Z
Reasoning: High-grade silver sub-interval.
Positive factors
- Bonanza Intercept
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
PSE-18-03Pachuca SE · goldGrade: 1.74Grade Unit: ppmIntercept: 0.2 mView all detailsHide details
Identity
- Hole ID
- PSE-18-03
- Project
- Pachuca SE
- Commodity
- gold
- Region
- mexico
- Reported Region
- mexico
- Ticker
- PSL
Geometry
- Grade
- 1.74
- Grade Unit
- ppm
- Intercept
- 0.2 m
- From
- 407.35 m
- To
- 408.85 m
- Intercept Depth
- 407.35 m
Classification
- Sample Type
- drill
- Group ID
- PSE-18-03:407.35-408.85
- Mining Method
- underground
Location
- Loc. Confidence
- high
QA/QC
- QP Signed
- Yes
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2018-03-29T00:00:00.000Z
Reasoning: High-grade gold sub-interval.
Positive factors
- Bonanza Intercept
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
PSE-18-03Pachuca SE · goldGrade: 1.74Grade Unit: ppmIntercept: 0.2 mView all detailsHide details
Identity
- Hole ID
- PSE-18-03
- Project
- Pachuca SE
- Commodity
- gold
- Region
- mexico
- Reported Region
- mexico
- Ticker
- PSL
Geometry
- Grade
- 1.74
- Grade Unit
- ppm
- Intercept
- 0.2 m
Classification
- Sample Type
- drill
- Mining Method
- underground
QA/QC
- QP Signed
- Yes
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2018-03-29T00:00:00.000Z
Reasoning: Expanded from assay table: 1.74 ppm gold, reported in a unit the rubric does not cover (g/t).
Negative factors
- Grade unit ppm does not match the gold rubric unit g/t; not scored.
Evidence · table
“1.74”
Context: Hole PSE-18-03 Assays
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
PSE-18-03Pachuca SE · silverGrade: 870Grade Unit: ppmIntercept: 0.2 mView all detailsHide details
Identity
- Hole ID
- PSE-18-03
- Project
- Pachuca SE
- Commodity
- silver
- Region
- mexico
- Reported Region
- mexico
- Ticker
- PSL
Geometry
- Grade
- 870
- Grade Unit
- ppm
- Intercept
- 0.2 m
Classification
- Sample Type
- drill
- Mining Method
- underground
QA/QC
- QP Signed
- Yes
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2018-03-29T00:00:00.000Z
Reasoning: Expanded from assay table: 870 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
“870.0”
Context: Hole PSE-18-03 Assays
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.