Excellon Continues to Advance Mallay Towards Restart

Original announcement by tmx on

Company
Excellon Resources Inc.
Ticker
EXN
Exchange
TSX
Region
Peru
Primary commodity
Silver
Secondary commodities
Lead, Zinc, Gold
Document categories
Drill results, Other
Extracted
2026-09-12 05:20:26 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Excellon Resources has completed the first phase of mine rehabilitation at the Mallay silver-lead-zinc mine in Peru. The company is now transitioning to definition drilling to support a staged restart and has announced upcoming exploration programs at the Isguiz and Shafra zones.

Reasoning: The company is transitioning from rehabilitation to active drilling and restart planning at the Mallay mine, supported by strong liquidity and permits, though it relies on historical data for its upcoming resource estimate.

Positive factors

  • Mine rehabilitation phase one complete
  • All operating permits in place for restart
  • Strong liquidity with $20 million cash-on-hand
  • Planned expansion drilling programs (Isguiz and Shafra)

Negative factors

  • Reliance on unverified historical drilling data for upcoming MRE
  • Restart decision not based on a feasibility study

Facts used in scoring: 1

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 that results will be released once validated by internal QA/QC process and the Qualified Person.

Evidence · text

“results will be released in batches once validated by internal QA/QC process and the Qualified Person”

Nearology Playneutral

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

Why it applies: The company is focusing on expanding and restarting the historical Mallay mine infrastructure.

Evidence · text

“rehabilitation and restart planning at the past-producing Mallay silver-lead-zinc mine”

Extracted facts

Stored fact records: 1. Some facts used in scoring do not have a stored record.

Drill Results (1)

Fact 1Mallay · silverNeeds review: drill_no_hole_idView all details
Link to this fact

Identity

Project
Mallay
Commodity
silver
Region
peru
Reported Region
Peru
Ticker
EXN

Classification

Program
resource
Sample Type
drill

Review

Needs Review
Yes
Review Reason
drill_no_hole_id
Interp. Status
scored
Historical
No

Dates

Event date
2025-10-14T00:00:00.000Z

Reasoning: Planned Isguiz extension drilling aims to define additional tonnage to M&I status.

Positive factors

  • Targeting 300,000 to 400,000 tonnes of mineralized material

Negative factors

  • Relies on historical data

Evidence · text

“aim of defining additional 300,000 to 400,000 tonnes of mineralized material to Inferred or Measured & Indicated”

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

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

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.