Lundin’s $84M Eagle mine sale to Talon: asset and processing lens for mine planners
Reviewed by Joe Ashwell

First reported on MINING.com
30 Second Briefing
Lundin Mining is selling its Eagle nickel-copper underground mine and Humboldt Mill in Michigan to Talon Metals in an all-share deal worth about $84 million, giving Lundin roughly 275 million Talon shares and a 20% non-diluted stake. Eagle, the only primary nickel mine currently operating in the US, has produced over 194,000 tonnes of nickel and 185,000 tonnes of copper, generating more than $3.2 billion in revenue to Q3 2025. Talon plans to use Humboldt Mill as a centralised processing hub while advancing the Tamarack project in Minnesota and a Beulah processing facility in North Dakota.
Technical Brief
- Transaction structured as transfer of Lundin’s entire US subsidiary owning Eagle and Humboldt Mill.
- Consideration is ~275 million Talon shares, priced at about $83.7 million on recent trading.
- Post-closing, Lundin retains a 20% non‑diluted equity position in Talon for ongoing exposure.
- Humboldt Mill explicitly earmarked as a shared, centralised processing hub for multiple Talon feed sources.
- Talon board to expand to 10 directors, with two Lundin nominees embedded in post‑deal governance.
- Current Eagle/Humboldt managing director, Darby Stacey, to become Talon CEO, aiding operational continuity.
- Integration plan prioritises four parallel workstreams: Eagle life extension, Michigan/Minnesota exploration, Tamarack permitting, and Beulah feasibility.
Our Take
Lundin Mining’s move to take a 20% non‑diluted stake in Talon Metals aligns with our database pattern of mid-tier copper producers recycling capital from mature North American assets into higher-growth copper districts such as Candelaria, Chapada and the Vicuña cluster (Josemaría, Filo del Sol).
For Talon, folding the Eagle nickel-copper mine and Humboldt Mill into a portfolio that already includes the Tamarack Nickel-Copper Project and the planned Beulah Minerals Processing Facility suggests a strategy to control both upstream ore and downstream processing capacity in the US Midwest, which can be attractive for North American battery supply chains.
Among the 110 keyword-matched copper and nickel pieces in our coverage, very few M&A deals involve assets that have already generated over $3 billion in cumulative revenue, signalling that Eagle is being transferred as a de-risked cash-flowing operation rather than a typical development-stage acquisition.
Prepared by collating external sources, AI-assisted tools, and Geomechanics.io’s proprietary mining database, then reviewed for technical accuracy & edited by our geotechnical team.
Related Articles
Related Industries & Products
Mining
Geotechnical software solutions for mining operations including CMRR analysis, hydrogeological testing, and data management.
Tunnelling
Specialised solutions for tunnelling projects including grout mix design, hydrogeological analysis, and quality control.
CMRR-io
Streamline coal mine roof stability assessments with our cloud-based CMRR software featuring automated calculations, multi-scenario analysis, and collaborative workflows.
HYDROGEO-io
Comprehensive hydrogeological testing platform for managing, analysing, and reporting on packer tests, lugeon values, and hydraulic conductivity assessments.
GEODB-io
Centralised geotechnical data management solution for storing, accessing, and analysing all your site investigation and material testing data.

