Excellon Produces First Concentrate at Mallay
Original announcement by tmx on
- Company
- Excellon Resources Inc.
- Ticker
- EXN
- Exchange
- TSX
- Region
- central Peru
- Primary commodity
- Silver
- Secondary commodities
- Lead, Zinc
- Document categories
- Production, Metallurgy
- Extracted
- 2026-09-12 03:06:59 UTC
Analysis by Minestarters Atlas
Minestarters Atlas analysis
Summary
Excellon Resources has achieved its first concentrate production at the Mallay Silver-Lead-Zinc Mine in Peru during its pre-commissioning phase. The concentrator has processed approximately 12,000 tonnes of material, producing silver, lead, and zinc concentrates, with shipments expected in August 2026.
Reasoning: The achievement of first concentrate production is a significant operational milestone for a restart project, though technical and economic risks remain due to the lack of formal studies.
Positive factors
- Achieved first concentrate production milestone
- Consistent mill operation during pre-commissioning
- Successful dewatering of 400 Ramp allowing access to deeper mineralization
Negative factors
- No formal economic studies (PEA/PFS/DFS) completed for the restart
- Production quantities are based on unaudited internal data
Facts used in scoring: 3
Classification and evidence
QA/QC Disclosedpositive · Story-specific tag
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: The release is reviewed and approved by a Qualified Person (Paul Keller, P.Eng.)
Evidence · text
“Qualified Person Paul Keller, P.Eng., Excellon's Chief Operating Officer and a "Qualified Person" as defined by National Instrument 43-101”
Mill Routeneutral
Processing via mill or concentrator (CIL, CIP, tank leach, flotation).
Why it applies: the document describes a mill_cil route ("concentrator")
Extracted facts
Stored fact records: 0. Some facts used in scoring do not have a stored record.
No stored fact records are available for this extraction.
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.