Where: Antofagasta · South America · approx. -22.09, -70.19 (vicinity only)
Why this spot: Steep coastal range mines above the port, a classic 19th century copper district
What turns up: atacamite, brochantite, chrysocolla
Access: Gray area.
Old workings sit on staked concessions, dump picking is informal, tunnels are dangerous.
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.