Bighorn National Forest — Rockhounding Rule & Area Guide
Rocks and mineral specimens
Core atlasWYOMING LOCAL FIELD REGION
Quartz, agate and local metamorphic rock research near Casper.
LOCAL INTERACTIVE MAP
Explore nearby Wyoming records without leaving this hub. Status, coordinate precision and access evidence determine whether a pin is a realistic field destination.

Reference photograph used for rock and mineral identification. It is not from this exact location or a guarantee that collecting is permitted.
The records below may represent collecting sites, managed programs, protected resources or research-only geology. Their individual status is more important than proximity.
Rocks and mineral specimens
Core atlasUranium
USGS ResearchUranium
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USGS ResearchNephrite jade
Core atlasUranium
USGS ResearchUranium
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USGS ResearchMolybdenum, Uranium
USGS ResearchUranium
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USGS ResearchUranium
USGS ResearchUranium
USGS ResearchUranium
USGS ResearchUranium
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USGS ResearchRocks, minerals and prospecting context
Core atlasAbandoned mines and mine workings
Core atlasCave resources
Core atlas