Prospero Silver: Fortuna Silver Mines Exercises Its Right to Enter into an Option Agreement on the Pachuca Southeast Project, Hidalgo, Mexico

Original announcement by tmx on

Company
Prospero Silver Corp.
Ticker
PSL
Exchange
TSX
Region
Hidalgo, Mexico
Primary commodity
Silver
Secondary commodities
Gold
Document categories
Drill results, Agreement transaction
Extracted
2026-09-14 19:16:21 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Prospero Silver has announced that Fortuna Silver Mines has exercised its right to enter into an option agreement for up to a 70% interest in the Pachuca SE Project in Mexico. The release also summarizes recent drill results from the Q1 2018 program, highlighting encouraging silver and gold intercepts in the El Varal target.

Reasoning: The announcement of a major option agreement with a producer (Fortuna) and encouraging drill results significantly de-risks the project's development path.

Positive factors

  • Strategic partnership with Fortuna Silver Mines
  • Option to acquire 70% interest in Pachuca SE Project
  • Encouraging drill results from PSE-18-02
  • Proximity to major epithermal vein camp

Facts used in scoring: 11

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: The release mentions a Qualified Person (Tawn Albinson) and refers to previous drill results and technical content responsibility.

Evidence · text

“Qualified Person Tawn Albinson, M.Sc., President & CEO of the Company, is a Qualified Person”

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: The project is positioned along strike from the historic Pachuca-Real del Monte epithermal vein camp.

Evidence · text

“along strike from the historic Pachuca-Real del Monte epithermal vein camp”

Extracted facts

Stored fact records: 11. Some facts used in scoring do not have a stored record.

Drill Results (11)

PSE-18-01Pachuca SE · silverGrade: 227Grade Unit: ppmIntercept: 1.35 mView all details
Link to this fact

Identity

Hole ID
PSE-18-01
Project
Pachuca SE
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
PSL

Geometry

Grade
227
Grade Unit
ppm
Intercept
1.35 m
From
147.4 m
To
148.8 m
Intercept Depth
147.4 m

Classification

Sample Type
drill
Group ID
PSE-18-01:147.4-148.8

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2018-12-10T00:00:00.000Z

Reasoning: Silver grade of 227 ppm is notable for an alteration cap zone.

Positive factors

  • Significant silver grade in argillic alteration cap

Evidence · text

“returned 1.35m @ 227Ag between 147.4m and 148.8m”

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-18-01Pachuca SE · silverGrade: 16.9Grade Unit: ppmIntercept: 0.8 mView all details
Link to this fact

Identity

Hole ID
PSE-18-01
Project
Pachuca SE
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
PSL

Geometry

Grade
16.9
Grade Unit
ppm
Intercept
0.8 m
From
161.5 m
To
162.3 m
Intercept Depth
161.5 m

Classification

Sample Type
drill
Group ID
PSE-18-01:161.5-162.3

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2018-12-10T00:00:00.000Z

Reasoning: Low grade silver intercept in alteration zone.

Evidence · text

“returned 16.9ppm Ag”

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-18-01Pachuca SE · silverGrade: 23.8Grade Unit: ppmIntercept: 1.05 mView all details
Link to this fact

Identity

Hole ID
PSE-18-01
Project
Pachuca SE
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
PSL

Geometry

Grade
23.8
Grade Unit
ppm
Intercept
1.05 m
From
206 m
To
207.05 m
Intercept Depth
206 m

Classification

Sample Type
drill
Group ID
PSE-18-01:206-207.05

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2018-12-10T00:00:00.000Z

Reasoning: Low grade silver intercept.

Evidence · text

“1.05m interval runs 23.8ppm Ag”

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-18-02Pachuca SE · goldGrade: 1.04Grade Unit: ppmIntercept: 0.3 mView all details
Link to this fact

Identity

Hole ID
PSE-18-02
Project
Pachuca SE
Commodity
gold
Region
mexico
Reported Region
mexico
Ticker
PSL

Geometry

Grade
1.04
Grade Unit
ppm
Intercept
0.3 m
From
657.2 m
To
657.5 m
Intercept Depth
657.2 m

Classification

Sample Type
drill
Group ID
PSE-18-02:657.2-657.5

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2018-12-10T00:00:00.000Z

Reasoning: Low grade gold intercept.

Evidence · table

“1.04”

Context: 0.3

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-18-02Pachuca SE · silverGrade: 193Grade Unit: ppmIntercept: 0.3 mView all details
Link to this fact

Identity

Hole ID
PSE-18-02
Project
Pachuca SE
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
PSL

Geometry

Grade
193
Grade Unit
ppm
Intercept
0.3 m
From
657.2 m
To
657.5 m
Intercept Depth
657.2 m

Classification

Sample Type
drill
Group ID
PSE-18-02:657.2-657.5

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2018-12-10T00:00:00.000Z

Reasoning: Low grade silver intercept.

Evidence · table

“193”

Context: 0.3

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-18-02Pachuca SE · goldGrade: 0.39Grade Unit: ppmIntercept: 12.2 mView all details
Link to this fact

Identity

Hole ID
PSE-18-02
Project
Pachuca SE
Commodity
gold
Region
mexico
Reported Region
mexico
Ticker
PSL

Geometry

Grade
0.39
Grade Unit
ppm
Intercept
12.2 m
From
660 m
To
671.2 m
Intercept Depth
660 m

Classification

Sample Type
drill
Group ID
PSE-18-02:660-671.2

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2018-12-10T00:00:00.000Z

Reasoning: Low grade gold intercept over a wider interval.

Evidence · table

“0.39”

Context: 12.2

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-18-02Pachuca SE · silverGrade: 33Grade Unit: ppmIntercept: 12.2 mView all details
Link to this fact

Identity

Hole ID
PSE-18-02
Project
Pachuca SE
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
PSL

Geometry

Grade
33
Grade Unit
ppm
Intercept
12.2 m
From
660 m
To
671.2 m
Intercept Depth
660 m

Classification

Sample Type
drill
Group ID
PSE-18-02:660-671.2

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2018-12-10T00:00:00.000Z

Reasoning: Low grade silver intercept.

Evidence · table

“33”

Context: 12.2

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-18-02Pachuca SE · goldGrade: 5.89Grade Unit: ppmIntercept: 0.75 mView all details
Link to this fact

Identity

Hole ID
PSE-18-02
Project
Pachuca SE
Commodity
gold
Region
mexico
Reported Region
mexico
Ticker
PSL

Geometry

Grade
5.89
Grade Unit
ppm
Intercept
0.75 m
From
695.2 m
To
695.95 m
Intercept Depth
695.2 m

Classification

Sample Type
drill
Group ID
PSE-18-02:695.2-695.95

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2018-12-10T00:00:00.000Z

Reasoning: 5.89 ppm Au is a strong intercept for this target.

Positive factors

  • High grade gold intercept

Evidence · table

“5.89”

Context: 0.75

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-18-02Pachuca SE · silverGrade: 72Grade Unit: ppmIntercept: 0.75 mView all details
Link to this fact

Identity

Hole ID
PSE-18-02
Project
Pachuca SE
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
PSL

Geometry

Grade
72
Grade Unit
ppm
Intercept
0.75 m
From
695.2 m
To
695.95 m
Intercept Depth
695.2 m

Classification

Sample Type
drill
Group ID
PSE-18-02:695.2-695.95

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2018-12-10T00:00:00.000Z

Reasoning: 72 ppm Ag is a solid intercept.

Positive factors

  • Encouraging silver grade

Evidence · table

“72”

Context: 0.75

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 details
Link to this fact

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
408 m
To
408.2 m
Intercept Depth
408 m

Classification

Sample Type
drill
Group ID
PSE-18-03:408-408.2

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2018-12-10T00:00:00.000Z

Reasoning: 870 ppm Ag is a strong intercept for a very narrow width.

Positive factors

  • High grade silver intercept

Evidence · text

“0.2m at 1.7ppm Au and 870ppm Ag”

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: 1.7Grade Unit: ppmIntercept: 0.2 mView all details
Link to this fact

Identity

Hole ID
PSE-18-03
Project
Pachuca SE
Commodity
gold
Region
mexico
Reported Region
mexico
Ticker
PSL

Geometry

Grade
1.7
Grade Unit
ppm
Intercept
0.2 m
From
408 m
To
408.2 m
Intercept Depth
408 m

Classification

Sample Type
drill
Group ID
PSE-18-03:408-408.2

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2018-12-10T00:00:00.000Z

Reasoning: Low grade gold intercept.

Evidence · text

“0.2m at 1.7ppm Au and 870ppm Ag”

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.