Map of Crinoid stems Locations in USA

Are you looking to go rockhounding for Crinoid stems? The United States offers 1 documented locations where you can find Crinoid stems. 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 Crinoid stems. Always follow Leave No Trace principles when collecting.