Explore / North America / California
California
Obsidian Butte, Salton Sea
Mineral locality Documented siteGray area
What you could find
Reported finds from this ground.
Crystals and mineralsAlso reported: obsidian, pumice.
Photos via Wikimedia Commons: Stephanie Clifford from Arlington, VA, USA (CC BY 2.0).
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Why this spot
Young rhyolite dome on the Salton shore with obsidian and pumice, long used as a regional source
Well documented volcanic locality in California geology literature.
Before you go
Hazards noted for this site.
soft mud, heat, sulfurous shoreline
Keep exploring nearby
More spots in this area.