Cheyenne River — Rockhounding in Custer County, South Dakota
Cheyenne River is a mapped rockhounding spot in Custer County, South Dakota. Reported finds include fairburn agate. Below: coordinates, access notes, nearby spots, and trip-planning links.
Map showing Cheyenne River in Custer County, South Dakota
Quick details
- Access
- Public area
- County
- Custer County
- State
- South Dakota
- Coordinates
- 43.60283, -103.02303
Land & collecting status
Generally open to casual rockhounding
Most public-tagged spots sit on BLM, U.S. Forest Service, or other federal land where reasonable hand collecting of common rocks and minerals is allowed. Confirm posted rules and active mining claims before you dig.
Public-land rules vary by agency, season, and field office. The RockHoundR app pulls live BLM, USFS, NPS, and tribal overlays so you can see exactly which agency manages the ground at this spot.
Sources & verification
Spot details combine the public RockHoundR location dataset, normalized mineral labels, agency land-status checks in the app, and community submissions. Coordinates are approximate until verified in the field.
Sources: RockHoundR public spot dataset, app land overlays, and local agency review before each trip.
Found at Cheyenne River
Each chip opens all spots that produce that material; the encyclopedia link opens the full ID and field guide.
- Fairburn AgateEncyclopedia →
Nearby rockhounding spots
Other rockhounding spots within driving distance of Cheyenne River.
- FairburnCuster County, South Dakota · 5 mi awayFairburn Agate, Agatized Wood, Yellow Jasper
- Red ShirtOglala Lakota County, South Dakota · 8 mi awayAgate, Chalcedony, Jasper
- FairburnCuster County, South Dakota · 20 mi awayFairburn Agate
- OglalaOglala Lakota County, South Dakota · 22 mi awayAgate, Chalcedony, Jasper
- Buffalo GapCuster County, South Dakota · 22 mi awayFairfield Agate
- RockyfordOglala Lakota County, South Dakota · 26 mi awayBlue Chalcedony
- KeystonePennington County, South Dakota · 28 mi awayTourmaline, Spodumene, Lepidolite
- ScenicPennington County, South Dakota · 28 mi awayBlue Chalcedony, Carnelian, Aquamarine
Across the state line from Cheyenne River
Cheyenne River is close enough to the South Dakota border that the next-closest rockhounding spots are in a neighboring state. Worth knowing if you are already on the road.
- Whiteclay (Fairburn area)Sheridan County, Nebraska · 46 mi awayFairburn Agate, Jasper, Chalcedony
- Pine RidgeSheridan County, Nebraska · 48 mi awayQuartz Concretions, Agate, Petrified Wood
- WhiteclaySheridan County, Nebraska · 48 mi awayAgate, Chalcedony, Jasper
- ChadronDawes County, Nebraska · 51 mi awayChalcedony, Blue Chalcedony
- OrellaDawes County, Nebraska · 52 mi awayFairburn Agate, Jasper, Carnelian
- NewcastleWeston County, Wyoming · 56 mi awayGypsum
Cheyenne River FAQ
Where is Cheyenne River?+
What rocks and minerals can you find at Cheyenne River?+
Is collecting allowed at Cheyenne River?+
How do I get to Cheyenne River?+
More rockhounding in South Dakota
See all 43 South Dakota spots →Open Cheyenne River on the map
Use the RockHoundR app for live land overlays, weather, geology, directions, and saved finds.
