Black Angel’s Second Life: More Than a Lead-Zinc Restart
The mine that shut its gates in 1990 may be carrying a 21st-century mineral story inside its ore.
When Amaroq finalized the Black Angel acquisition in late 2025, the investment case was already clear: a past-producing zinc-lead-silver mine with high-grade mineralisation, a significant inherited infrastructure base, and a redevelopment path tied to the wider West Greenland Hub. Then came the reassay.
The headline grades were strong enough on their own: 24.6% zinc, 28.1% lead, and 295 grams per tonne silver from re-assayed bulk sample material within the Black Angel deposit. But the more consequential detail was the trace-metal content: 44 ppm germanium, 21 ppm gallium, and 1,328 ppm cadmium. Amaroq said those levels added significant value to the future project, with germanium and gallium both appearing on EU and U.S. critical-minerals lists.
What the numbers mean
Ore grades are only the first layer. The next question is what happens when those elements move through a concentrator. Under Amaroq’s preliminary mass-balance assumptions, a future zinc concentrate could carry about 102 ppm germanium, 48.5 ppm gallium, and 3,040 ppm cadmium. Those figures suggest Black Angel may be more than a zinc, lead, and silver story. GlobeNewsWire
For years, Black Angel could be described fairly simply: a historic zinc-lead-silver mine with a restart case. After the November 2025 reassay, that description is no longer complete. The project now carries a clear critical-minerals dimension alongside the traditional base-metals story.
Why germanium and gallium matter now
Germanium is used in fiber-optic systems, infrared optics, electronics, and some solar applications. Gallium is central to compound semiconductors and gallium-nitride electronics used in power, RF, and optoelectronic systems. These are not obscure specialty materials. They sit inside industrial and defense-adjacent supply chains that Western governments increasingly treat as strategically important.
The supply picture is part of the reason. USGS and USITC materials show the United States has been more than 50% net-import reliant for germanium and 100% net-import reliant for gallium, while China has remained dominant in gallium production and a major force in germanium supply.
That dependence became harder to ignore when Beijing tightened controls. China imposed export restrictions on gallium and germanium in 2023, later escalated those measures into a U.S.-specific ban, and then suspended that U.S.-specific ban until November 27, 2026. Even with that pause, exporters still need licences under China’s broader control regime. The mechanism remains in place.
The by-product edge
Germanium is mainly recovered as a by-product of zinc processing. Gallium is produced mostly as a by-product of bauxite processing, with the remainder coming from zinc-processing residues. Supply cannot easily be expanded on command. New output depends on the economics and processing flows of other metals.
That structure gives Black Angel a stronger shape than a typical speculative critical-minerals pitch. It is not a stand-alone germanium or gallium project trying to justify itself from scratch. It is a high-grade zinc-lead-silver redevelopment case where those additional elements may improve the strategic and commercial profile of a mine already being assessed on its base-metals fundamentals.
What 2026 is really about
The next chapter is about proof. Amaroq’s West Greenland materials point to resource growth, mine rehabilitation assessments, feasibility-study updates at Black Angel, and maiden scout drilling at nearby Kangerluarsuk as part of the wider hub strategy.
That leaves the important questions where they belong. Does the same trace-metal signature extend beyond the reassayed material? Can metallurgical work confirm recoveries that genuinely matter? Can Black Angel’s inherited infrastructure shorten the path to redevelopment in a meaningful way? Those are the questions that will decide how far this second chapter goes.
Black Angel used to be easy to describe as a famous old zinc-lead-silver mine. After the 2025 reassay, that description no longer tells the whole story. The second life of the project may be judged by a broader set of metals than the first.
GreenlandEnergy.com is an independent news and analysis site covering Greenland’s energy, critical minerals, and Arctic industrial development. For corrections or feedback: press@greenlandenergy.com
READ NEXT: Qaqortoq Airport Is More Than a Travel Upgrade
