Rockhounding in Washington County, Idaho

3 mapped rockhounding spots in Washington County. Most commonly produces amethyst, banded agate, chalcedony, iris agate.

Map showing 3 rockhounding spots in Washington County, Idaho

Minerals reported in Washington County

Spots in Washington County

Other rockhounding counties in Idaho

Washington County FAQ

Where can I rockhound in Washington County, Idaho?+
RockHoundR tracks 3 rockhounding spots in Washington County. Each entry below has coordinates, mineral notes, and access type. Always confirm local rules before collecting.
What rocks and minerals are common in Washington County?+
Spots in Washington County most often produce Amethyst, Banded Agate, Chalcedony, Iris Agate, Manganese. Individual spots can vary widely.
Are these Washington County rockhounding spots on public land?+
Most spots in this list are tagged public, but access can change with seasons, claims, and local closures. Always verify before driving out — links in the app open the right BLM, USFS, or county pages.

Plan a Washington County rockhounding trip

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