Where: Taitung · Asia · approx. 22.88, 121.2 (vicinity only)
Why this spot: Andesite of the Coastal Range carrying seams of sky-blue copper-bearing chalcedony prized since the Japanese era
What turns up: blue chalcedony, agate, jasper
Access: Gray area.
Historic diggings sit on forestry and indigenous land, casual float picking tolerated, digging is not.
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.