Where: Pedernales · North America · approx. 18.1, -71.55 (vicinity only)
Why this spot: Karst bauxite on the Sierra de Bahoruco plateau mined by Alcoa from the 1950s to the 1980s
What turns up: bauxite, limonite
Access: Restricted.
Old mine lands abut Sierra de Bahoruco national park and remain concession ground.
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.