Where: West Java · Asia · approx. -7.05, 106.5 (vicinity only)
Why this spot: Volcanic/hydrothermal
What turns up: Precious and fire opal (Indonesian 'kalimaya' opal)
Access: Gray area.
Artisanal mining; buy from local diggers/markets
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.