Where: Madagascar · Africa · approx. -15.95, 46.35 (vicinity only)
Why this spot: Rockhounding locality: Cretaceous ammonites (Cleoniceras, Douvilleiceras)
What turns up: ammonites, nautilus, calcite
Access: Permission required.
The Mahajanga Basin is a documented Cretaceous ammonite source where fossils are dug from marls by locals, so village/collector permission is customary.
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.