Where: Southwest · North America · approx. 33.45, -113.04 (vicinity only)
Why this spot: Rockhounding locality: volcanic mountain west of Phoenix long hunted for chalcedony and fire agate
What turns up: fire agate, botryoidal chalcedony, jasper
Access: Open / legal.
BLM casual collecting: hand tools, roughly 25 lb per day personal use; watch for posted mining claim markers near the mountain
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.