Rockhounding in Fall River County, South Dakota
3 mapped rockhounding spots in Fall River County. Most commonly produces agatized wood, fairburn agate, jasper, calcite.
Fall River County rockhounding photos
Representative spot and material photos from this county, shown where verified public image records are available.
Map showing 3 rockhounding spots in Fall River County, South Dakota
Minerals reported in Fall River County
Standouts in Fall River County
Hand-picked spots in Fall River County, chosen for unusual mineralogy or documented public access. Each card opens the full coordinates and access notes.
Top pickArdmore
PublicFall River County
The badlands and surface gravels east and southeast of the near-ghost town of Ardmore are a well-documented Fairburn agate locality, producing Fairburn agate, agatized wood, jasper, chalcedony, and rose quartz. This is the southern end of the Fairburn agate belt that continues into the Nebraska grasslands, giving collectors a less-crowded alternative to the main Fairburn beds.
Fairburn Agate, Agatized Wood, Jasper, Chalcedony
Top pickOelrichs
PublicFall River County
The grassland south and east of Oelrichs is a long-recognized Fairburn agate area, also producing jasper, cone-in-cone calcite, and agatized wood. It sits in the same southwestern South Dakota agate belt as Fairburn and Ardmore, with badlands erosion continually exposing fresh material at the surface.
Fairburn Agate, Jasper, Calcite, Agatized Wood
Spots in Fall River County
| Spot | Minerals | Coordinates | Access |
|---|---|---|---|
| ArdmoreEast Ardmore Road |
| 43.0107, -103.4691 | Public |
| Oelrichs |
| 43.1256, -103.1669 | Public |
| Parker Peak | 43.4053, -103.6753 | Public |
Neighboring counties in South Dakota
Adjacent rockhounding counties, ranked by how close their centroids sit to Fall River County. A natural extension if Fall River County is already on your trip plan.
- Custer County~34 mi11 spotsTop: Fairburn Agate, Almandine Garnet, Banded Agate
- Oglala Lakota County~36 mi4 spotsTop: Agate, Chalcedony, Jasper
- Pennington County~57 mi6 spotsTop: Aquamarine, Beryl, Agate
- Meade County~86 mi5 spotsTop: Amber Barite, Barite, Calcite
- Lawrence County~86 mi4 spotsTop: Amethyst, Chalcedony, Geode
Across the state line from Fall River 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 South Dakota.
Fall River County FAQ
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