Buffalo — Rockhounding in Johnson County, Wyoming

Buffalo is a mapped rockhounding spot in Johnson County, Wyoming. Reported finds include agate, chalcedony, gastroliths, jasper, petrified wood, and more. Below: coordinates, access notes, nearby spots, and trip-planning links.

Quick details

Access: Public area
County: Johnson County
State: Wyoming
Coordinates: 44.45273, -106.55482

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: April 1, 2026

BLM Wyoming
Wyoming State Geological Survey
Fossil Butte National Monument
Community submissions reviewed against published agency rules

Found at Buffalo

Each chip opens all spots that produce that material; the encyclopedia link opens the full ID and field guide.

Nearby rockhounding spots

Other rockhounding spots within driving distance of Buffalo.

Buffalo FAQ

Where is Buffalo?+

Buffalo is in Johnson County, Wyoming, at 44.45273, -106.55482.

What rocks and minerals can you find at Buffalo?+

Buffalo is reported to produce Agate, Chalcedony, Gastroliths, Jasper, Petrified Wood, Quartz.

Is collecting allowed at Buffalo?+

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. Always confirm current rules with the managing agency before a trip.

How do I get to Buffalo?+

Open the directions link to navigate to 44.45273, -106.55482 in Google Maps. Some spots are remote — check road conditions before driving out.

More rockhounding in Wyoming

See all 82 Wyoming spots →

Open Buffalo on the map

Use the RockHoundR app for live land overlays, weather, geology, directions, and saved finds.