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Geology

Minerals & Geology Management

The Forest Service Minerals and Geology Management (MGM) program promotes the sustainable use and enjoyment of mineral and geologic resources on USDA National Forests and Grasslands. Read more about what the MGM program does.

Northern Region Minerals & Geology Resources

Recreational Prospecting in Montana

A man in a wide-brimmed hat sits on the rocks next to a stream and looks at small rocks in his hand he's picked out of his gold pan.

Find out about prospecting, rockhounding and fossil hunting in the Montana National Forests of the Northern Region.

Unpatented Mining Claims

#99-02951 Influences-Mining: Primitive method of separating gold from gravel.

Learn what an unpatented mining claim is and what the rights of an owner of an unpatented mining claimant are. 

Stories in Stone: Geologic Features of our National Forests and Grasslands

Open this story map in a full screen

Last updated April 2nd, 2025

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