Where to Find Fossils in Missouri
Missouri has 7 mapped collecting spots that report fossils, spread across 5 counties. 7 of the spots are on land mapped as publicly accessible.
Every fossil spot we track in Missouri
Best spotGallatinDaviess County, MissouriPublic access · Agate, Chalcedony, Jasper +2
Best spotDaviess CountyDaviess County, MissouriPublic access · Lake Superior Agate, Jasper, Fossil +1
Best spotGentry CountyGentry County, MissouriPublic access · Lake Superior Agate, Jasper, Fossil +1
Best spotGrundy CountyGrundy County, MissouriPublic access · Lake Superior Agate, Jasper, Fossil +1
Defiance QuarrySaint Charles County, MissouriPublic access · Yellow Calcite, White Calcite, Goethite +4
Saint Charles QuarrySaint Charles County, MissouriPublic access · Yellow Calcite, Green Calcite, Chert Nodule +3
Livingston CountyLivingston County, MissouriPublic access · Lake Superior Agate, Jasper, Fossil +1
Standout fossil spots in Missouri
Hand-picked from the full list above, with the reason each one earns a trip.
Daviess County
Daviess County
Daviess County lies in the glaciated plains of northern Missouri, where Pleistocene ice sheets carried Lake Superior agates south from the Great Lakes basin and dropped them in glacial drift and stream gravels.
Gallatin
Daviess County
Gallatin sits on the Grand River in glaciated Daviess County, and the river gravels here are a documented source of petrified wood, agate, jasper, and chalcedony reworked from glacial drift.
Gentry County
Gentry County
Gentry County in far northwestern Missouri lies squarely in glacial-drift country, where ice-rafted Lake Superior agates, jasper, and petrified wood are scattered through till and reworked into the area's stream gravels.
Grundy County
Grundy County
Grundy County rounds out the cluster of glaciated northern Missouri counties that yield ice-transported Lake Superior agates, with mindat documenting Lake Superior agate from the county.
Best counties for fossils in Missouri
Ranked by the number of mapped fossil spots. County links open the full rockhounding page for that county.
- Daviess County2 spots
- Saint Charles County2 spots
- Gentry County1 spot
- Grundy County1 spot
- Livingston County1 spot
