Rockhounding in Lewis County, Missouri
2 mapped rockhounding spots in Lewis County. Most commonly produces agate, aragonite, calcite, chalcedony.
Map showing 2 rockhounding spots in Lewis County, Missouri
Minerals reported in Lewis County
Spots in Lewis County
| Spot | Minerals | Coordinates | Access |
|---|---|---|---|
| Fabius River275th Avenue | 39.9756, -91.6218 | Public | |
| La GrangeWharf Street | 40.0469, -91.4958 | Public |
Neighboring counties in Missouri
Adjacent rockhounding counties, ranked by how close their centroids sit to Lewis County. A natural extension if Lewis County is already on your trip plan.
- Ralls County~28 mi3 spotsTop: Pyrite, Marcasite, Silicified Conodonts
- Clark County~28 mi4 spotsTop: Geode, Calcite, Barite
- Boone County~81 mi3 spotsTop: Gypsum, Marcasite, Pyrite
- Saint Charles County~101 mi4 spotsTop: Fluorite, Fossils, Yellow Calcite
- Saint Louis County~112 mi4 spotsTop: Calcite, Quartz, Barite
- Daviess County~130 mi3 spotsTop: Fossils, Jasper, Petrified Wood
Across the state line from Lewis 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 Missouri.
Lewis County FAQ
Where can I rockhound in Lewis County, Missouri?+
RockHoundR tracks 2 rockhounding spots in Lewis County. Each entry below has coordinates, mineral notes, and access type. Always confirm local rules before collecting.
What rocks and minerals are common in Lewis County?+
Spots in Lewis County most often produce Agate, Aragonite, Calcite, Chalcedony, Geode. Individual spots can vary widely.
Are these Lewis 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 Lewis County rockhounding trip
Open RockHoundR to see these spots on the map alongside land overlays, weather, geology, and your saved finds.
