Rockhounding in Black Hawk County, Iowa

3 mapped rockhounding spots in Black Hawk County. Most commonly produces agate, coldwater agate, geodes.

Map showing 3 rockhounding spots in Black Hawk County, Iowa

Minerals reported in Black Hawk County

Spots in Black Hawk County

SpotMineralsCoordinatesAccess
Black Hawk CountyNorth Elk Run Road
  • Coldwater Agate
42.5218, -92.2549Public
La Porte CityCedar Valley Nature Trail42.3215, -92.1875Public
Riverview Recreation AreaCedar Valley Lakes Trail42.4766, -92.3008Public

Other rockhounding counties in Iowa

Black Hawk County FAQ

Where can I rockhound in Black Hawk County, Iowa?+
RockHoundR tracks 3 rockhounding spots in Black Hawk County. Each entry below has coordinates, mineral notes, and access type. Always confirm local rules before collecting.
What rocks and minerals are common in Black Hawk County?+
Spots in Black Hawk County most often produce Agate, Coldwater Agate, Geodes. Individual spots can vary widely.
Are these Black Hawk 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 Black Hawk County rockhounding trip

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