Where: Texas · North America · approx. 29.32, -103.6 (vicinity only)
Why this spot: Rockhounding locality: mercury district and Big Bend volcanic gravels
What turns up: agate, calcite, chalcedony, jasper
Access: Gray area.
A patchwork of private, claimed, and limited public ground; verify status before collecting and note that Big Bend National Park prohibits all collecting.
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.