Where: Durango · North America · approx. 24.03, -104.63 (vicinity only)
Why this spot: Tertiary iron oxide
What turns up: Apatite crystals (often gemmy), plus magnetite and martite from the iron orebody.
Access: Prohibited / view only.
Active iron mine at Durango city. No public collecting; specimens come out through workers and dealers.
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.