Where: Ruvuma · Africa · approx. -10.4, 35.8 (vicinity only)
Why this spot: Basalt-hosted alluvial sapphire
What turns up: Blue and fancy 'Songea' sapphire
Access: Gray area.
Artisanal alluvial mining on claims; specimens via 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.