Where: Quebec · North America · approx. 45.33, -71.9 (vicinity only)
Why this spot: One of Canada's deepest early copper mines, worked 1865 to 1939 in the Eastern Townships
What turns up: chalcopyrite, pyrite, pyrrhotite, quartz
Access: Gray area.
Old dumps on private and municipal land with acid-rock issues, ask locally and avoid closed zones.
Open in Mudlark Map →
Satellite view, historic-map overlays, tide/flow context and field notes are in the app. Exact research detail is part of Pro.
Pins are approximate by design. This page is historical research, not permission to dig. Check ownership and local law first.