Rockhounding in Iowa

8 researched sites, each with an access tier, evidence tier and site history.

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Burlington crinoidal roadcuts · fossil · Gray area
Cedar Valley / Coralville Devonian fossils, Iowa · fossil · Open / legal
Fossil Park at Rockford / Coralville (IA Devonian) · fossil · Open / legal
Gilmore City quarries · fossil · Permission required
Graf Ordovician roadcut · fossil · Gray area
Keokuk Geode Beds, Skunk River near Geode State Park · crystal · Gray area
Le Grand crinoid quarry · fossil · Permission required
Rockford Fossil and Prairie Park · fossil · Open / legal