Where: Amhara · Africa · approx. 11.3, 39.0 (vicinity only)
Why this spot: Volcanic (welded tuff)
What turns up: Play-of-color precious opal (hydrophane) in volcanic nodule seams.
Access: Permission required.
Artisanal cliffside mining on communal land; opal bought from miners and cooperatives.
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.