Where: Heilongjiang · Asia · approx. 49.35, 128.7 (vicinity only)
Why this spot: Amur-side forests and fields yielding blood-red beihong agate dug from shallow gravels
What turns up: red beihong agate, chalcedony
Access: Restricted.
County bans on unlicensed digging alternate with tolerated hand picking, border zone rules apply.
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.