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Map of Onyx Locations in USA

Are you looking to go rockhounding for Onyx? The United States offers 9 documented locations where you can find Onyx. Explore our interactive map below to discover the best public dig sites, mines, and natural occurrences across the country.

Before heading out to these locations, ensure you verify land ownership rules and have the appropriate tools for extracting Onyx. Always follow Leave No Trace principles when collecting.

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Kentucky

Rowletts

Latitude: 37.257907Longitude: -85.897608Potential Finds: Onyx, Petrified woodState: Kentucky

Potential finds: Onyx, Petrified wood

Montana

Gravelly Range

Latitude: 45.091683Longitude: -111.856726Potential Finds: OnyxState: Montana

Potential finds: Onyx

Montana

Manhattan

Latitude: 45.909275Longitude: -111.405628Potential Finds: OnyxState: Montana

Potential finds: Onyx

New Mexico

Columbus

Latitude: 31.825954Longitude: -107.713713Potential Finds: OnyxState: New Mexico

Potential finds: Onyx

New Mexico

Whites City

Latitude: 32.175855Longitude: -104.37695Potential Finds: OnyxState: New Mexico

Potential finds: Onyx

Tennessee

Bristol

Latitude: 36.541575Longitude: -82.124248Potential Finds: OnyxState: Tennessee

Potential finds: Onyx

Utah

Mammoth Creek

Latitude: 37.627999Longitude: -112.458233Potential Finds: OnyxState: Utah

Potential finds: Onyx

Utah

Johnson Pass

Latitude: 40.337181Longitude: -112.572655Potential Finds: Onyx, Calcite, GalenaState: Utah

Potential finds: Onyx, Calcite, Galena

Utah

Pelican Point

Latitude: 40.267475Longitude: -111.84949Potential Finds: OnyxState: Utah

Potential finds: Onyx