Outcrop Silver's 23.5% Increase of Indicated Mineral Resource at Santa Ana & PEA Work Begins

Original announcement by cruxinvestor on

Company
Outcrop Silver & Gold Corporation
Ticker
OCG
Exchange
Unavailable
Region
Colombia
Primary commodity
Silver
Secondary commodities
Gold
Document categories
Resource update, Economic study
Extracted
2026-09-19 11:21:39 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Outcrop Silver has updated its Santa Ana project resource to 57.8 million ounces of silver-equivalent, featuring a high-grade Indicated component of 29.9 Moz at 518.7 g/t AgEq. The company is commencing a Preliminary Economic Assessment (PEA) in late September 2026, targeting a throughput of 800-1,000 tonnes per day.

Reasoning: The update provides a high-grade, more rigorously classified resource estimate and signals the commencement of economic study work (PEA), representing a significant de-risking step for the Santa Ana project.

Positive factors

  • Significant Indicated resource growth (23.5%)
  • High-grade silver-equivalent (518.7 g/t AgEq)
  • Transition to PEA stage
  • Improved resource classification rigour
  • Favourable jurisdictional backdrop in Colombia

Negative factors

  • Narrow vein mining complexity
  • Significant exploration upside required to reach 100 Moz target

Facts used in scoring: 3

Classification and evidence

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: The update reports 29.9 million ounces of Indicated resource.

Evidence · text

“comprising 29.9 million ounces Indicated”

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: The update reports 27.9 million ounces of Inferred resource.

Evidence · text

“and 27.9 million ounces Inferred”

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: The document reports an updated mineral resource estimate for Santa Ana.

Evidence · text

“Outcrop reported an Updated Mineral Resource Estimate (MRE) for Santa Ana”

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: Carlos Torres is identified as a qualified person under NI 43-101.

Evidence · text

“Carlos Torres, a Colombia-based geologist and qualified person under NI 43-101”

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: The company is starting a Preliminary Economic Assessment (PEA).

Evidence · text

“A Preliminary Economic Assessment (PEA) begins at the end of September 2026”

Extracted facts

Stored fact records: 2. Some facts used in scoring do not have a stored record.

Resource Estimates (2)

indicatedSanta Ana · silverContained Metal: 29.9Contained Unit: mozView all details
Link to this fact

Identity

Project
Santa Ana
Commodity
silver
Region
colombia
Reported Region
Colombia
Ticker
OCG

Resource scope

Estimate type
resource
Effective date
2026-09-14T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Carlos Torres
Resource group id
resource:db9c51e78d6567f2c5c4
Deposit or zone
Santa Ana
Mining method
underground

Resource Data

Category
indicated
Contained Metal
29.9
Contained Unit
moz

Prior Estimate

Resource Date
2026-09-14

Metal Equivalent

Metal Eq. Grade
518.7
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-09-19T00:00:00.000Z

Reasoning: High-grade indicated resource provides a strong foundation for the upcoming PEA.

Positive factors

  • High grade (518.7 g/t AgEq)

Evidence · text

“29.9 million ounces Indicated at 518.7 g/t silver equivalent (AgEq)”

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

inferredSanta Ana · silverContained Metal: 27.9Contained Unit: mozView all details
Link to this fact

Identity

Project
Santa Ana
Commodity
silver
Region
colombia
Reported Region
Colombia
Ticker
OCG

Resource scope

Estimate type
resource
Effective date
2026-09-14T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Carlos Torres
Resource group id
resource:1eb32c289af54b953a60
Deposit or zone
Santa Ana
Mining method
underground

Resource Data

Category
inferred
Contained Metal
27.9
Contained Unit
moz

Prior Estimate

Resource Date
2026-09-14

Metal Equivalent

Metal Eq. Grade
368.5
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Dates

Event date
2026-09-19T00:00:00.000Z

Reasoning: Substantial increase in inferred resource provides significant exploration upside.

Positive factors

  • Significant growth in Inferred ounces (106.3%)

Negative factors

  • Inferred category carries higher geological risk

Evidence · text

“27.9 million ounces Inferred at 368.5 g/t AgEq”

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

Resource Updateneutral

Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: the release compares against a previous estimate

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: the release names the study this estimate supports

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.