Rockhounding in Olmsted County, Minnesota

3 mapped rockhounding spots in Olmsted County. Most commonly produces fossils, lake superior agate, chalcedony, gold.

Map showing 3 rockhounding spots in Olmsted County, Minnesota

Minerals reported in Olmsted County

Spots in Olmsted County

SpotMineralsCoordinatesAccess
Olmsted County19th Street Southeast43.9980, -92.3889Public
RochesterZumbro River Trail South43.9970, -92.4930Public
Rochester (area 2)Highway 14 East44.0001, -92.2829Public

Neighboring counties in Minnesota

Adjacent rockhounding counties, ranked by how close their centroids sit to Olmsted County. A natural extension if Olmsted County is already on your trip plan.

Across the state line from Olmsted County

Rockhounding counties in neighboring states within driving range. Geology rarely respects state borders — these are often the closest mapped spots you can reach without going deeper into Minnesota.

Olmsted County FAQ

Where can I rockhound in Olmsted County, Minnesota?+
RockHoundR tracks 3 rockhounding spots in Olmsted County. Each entry below has coordinates, mineral notes, and access type. Always confirm local rules before collecting.
What rocks and minerals are common in Olmsted County?+
Spots in Olmsted County most often produce Fossils, Lake Superior Agate, Chalcedony, Gold. Individual spots can vary widely.
Are these Olmsted 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 Olmsted County rockhounding trip

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