Fallon — Rockhounding in Prairie County, Montana
Fallon is a mapped rockhounding spot in Prairie County, Montana. Reported finds include montana agate. Below: coordinates, access notes, nearby spots, and trip-planning links.
Map showing Fallon in Prairie County, Montana
Quick details
- Access
- Public area
- County
- Prairie County
- State
- Montana
- Nearest road
- River Road
- Postcode
- 59326
- Coordinates
- 46.85299, -105.07822
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.
State guidance last verified:
- BLM Montana — Recreational mineral collecting
- Montana Bureau of Mines and Geology
- Gem Mountain Sapphire Mine (fee-dig operator)
- Community submissions reviewed against published agency rules
Found at Fallon
Each chip opens all spots that produce that material; the encyclopedia link opens the full ID and field guide.
- Montana AgateEncyclopedia →
Nearby rockhounding spots
Other rockhounding spots within driving distance of Fallon.
- Hatchet CreekPrairie County, Montana · 1 mi awayMontana Agate
- Cracker Box CreekDawson County, Montana · 9 mi awayMontana Agate
- TerryPrairie County, Montana · 10 mi awayPetrified Wood, Chalcedony, Jasper
- Sand CreekDawson County, Montana · 13 mi awayMontana Agate
- GlendiveTop pick in MontanaDawson County, Montana · 27 mi awayAgate, Jasper, Moss Opal
- Custer CountyCuster County, Montana · 50 mi awayMontana Agate
- HyshamTreasure County, Montana · 110 mi awayMoss Agate
Across the state line from Fallon
Fallon is close enough to the Montana border that the next-closest rockhounding spots are in a neighboring state. Worth knowing if you are already on the road.
Fallon FAQ
Where is Fallon?+
What rocks and minerals can you find at Fallon?+
Is collecting allowed at Fallon?+
How do I get to Fallon?+
More rockhounding in Montana
See all 87 Montana spots →Open Fallon on the map
Use the RockHoundR app for live land overlays, weather, geology, directions, and saved finds.
