Rockhounding in Sioux County, North Dakota
1 mapped rockhounding spot in Sioux County. Most commonly produces agate, chalcedony, jasper, silicified wood.
Map showing 1 rockhounding spot in Sioux County, North Dakota
Minerals reported in Sioux County
Spots in Sioux County
| Spot | Minerals | Coordinates | Access |
|---|---|---|---|
| Cannonball River | 46.3596, -100.9431 | Public |
Sioux County FAQ
Where can I rockhound in Sioux County, North Dakota?+
RockHoundR tracks 1 rockhounding spot in Sioux County. Each entry below has coordinates, mineral notes, and access type. Always confirm local rules before collecting.
What rocks and minerals are common in Sioux County?+
Spots in Sioux County most often produce Agate, Chalcedony, Jasper, Silicified Wood. Individual spots can vary widely.
Are these Sioux 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 Sioux County rockhounding trip
Open RockHoundR to see these spots on the map alongside land overlays, weather, geology, and your saved finds.
