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Black Rock Desert Obsidian (Millard Co.), UT

ROCKHOUNDING OPEN / LEGAL DOCUMENTED

Where: Utah · North America · approx. 38.71, -112.44 (vicinity only)

Why this spot: Rockhounding locality: obsidian (including banded/mahogany) and apache-tear nodules in young volcanic flows

What turns up: obsidian, mahogany obsidian, apache tears

Access: Open / legal.

BLM public land in the Black Rock Desert, Millard County; open to personal-use obsidian collecting.

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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.