Rockhounding near Sheridan, WY

35 mapped rockhounding spots within 150 miles of Sheridan — most are inside a 2 to 3 hour drive. Below: a map, the closest spots, what they produce, and full coordinates with access notes.

Covering parts of Wyoming, Montana.

Closest rockhounding spots to Sheridan

The 6 nearest mapped spots, with straight-line distance and an approximate drive time.

BuffaloJohnson County, Wyoming31 mi · 39 min driveAgate, Chalcedony, Gastroliths
GreybullBig Horn County, Wyoming43 mi · 54 min driveGastroliths, Petrified Dinosaur Bone, Fossils
Crazy Woman CreekJohnson County, Wyoming46 mi · 57 min driveOpalized Wood, Silicified Wood
Red GulchBig Horn County, Wyoming47 mi · 58 min driveGypsum
HyattvilleBig Horn County, Wyoming47 mi · 59 min driveGypsum, Dinosaur Bones, Gastroliths
LovellBig Horn County, Wyoming53 mi · 1 hr 7 min driveFossils, Ammonites, Dinosaur Bones

Most-reported finds near Sheridan

Counts reflect how many spots in this radius mention each material.

Hunting something specific near Sheridan?

These materials have enough dedicated spots around Sheridan to earn their own page, with distances and a separate map.

Every spot within 150 miles of Sheridan

Sorted by distance from Sheridan. Tap a row to open the spot detail page with full directions, access status, and nearby trips.

Spot	County	Minerals	Coordinates	Access
Buffalo	Johnson County	Agate Chalcedony Gastroliths Jasper Petrified Wood Quartz	44.4527, -106.5548	Public
Greybull	Big Horn County	Gastroliths Petrified Dinosaur Bone Fossils	44.6465, -107.8070	Public
Crazy Woman CreekI 90	Johnson County	Opalized Wood Silicified Wood	44.2548, -106.4263	Public
Red Gulch	Big Horn County	Gypsum	44.5175, -107.8189	Public
HyattvilleRea Grove Lane	Big Horn County	Gypsum Dinosaur Bones Gastroliths Fossils	44.2441, -107.5260	Public
LovellMedicine Wheel Passage	Big Horn County	Fossils Ammonites Dinosaur Bones Gastroliths	44.7977, -108.0474	Public
Ten Sleep	Washakie County	Gypsum	44.0836, -107.5109	Public
Big Horn CanyonRoute 211	Big Horn County	Agate Chalcedony Jasper Silicified Coral Fossils	45.3130, -107.9604	Public
Lovell	Big Horn County	Gypsum Fossils	44.7647, -108.2057	Public
Big Horn RiverMouth of the Canyon Trail	Big Horn County	Dry Head Agate	44.9643, -108.2509	Public
Pryor MountainsBad Pass Road	Big Horn County	Fossils Agate Chalcedony Jasper Petrified Wood	45.2386, -108.2675	Public
Worland	Washakie County	Agate Chalcedony Red Jasper Yellow Jasper Quartzite	43.9624, -107.8925	Public
Bear CanyonBear Canyon Road	Carbon County	Geode Agate	45.0818, -108.5258	Public
Hysham	Treasure County	Moss Agate	46.1774, -107.1790	Public
Thermopolis	Hot Springs County	Selenite Travertine	43.6883, -108.2130	Public
Yellowstone River (Billings area)Highway 312	Yellowstone County	Montana Agate Chalcedony Chert Jasper	45.9054, -108.3174	Public
Fromberg	Carbon County	Coal Pyrite	45.3930, -108.9316	Public
Meeteetse	Park County	Agate Jasper	44.1363, -108.8959	Public
Copper MountainBadwater Road	Fremont County	Uranium	43.3799, -107.8843	Public
Cedar Mountain	Park County	Travertine	44.4897, -109.1263	Public
Rattlesnake Mountain	Park County	Anhydrite	44.5273, -109.2411	Public
ThermopolisArapahoe Ranch Road	Fremont County	Copper Limonite	43.5110, -108.6258	Public
Custer County	Custer County	Montana Agate	46.3963, -105.8981	Public
Copper Prince MineBear Lodge Road	Crook County	Chrysocolla Gold Malachite	44.4828, -104.4939	Public
Shoshoni	Fremont County	Aquamarine Beryl Feldspar Muscovite	43.2023, -108.0641	Public

Sheridan rockhounding FAQ

Where can I go rockhounding near Sheridan?+

There are 35 mapped rockhounding spots within about 150 miles of Sheridan, Wyoming. The closest is Buffalo in Johnson County, roughly 31 miles away. The full list is on this page with coordinates and drive times.

What rocks and minerals can you find near Sheridan?+

Spots within driving distance of Sheridan most commonly produce agate, chalcedony, jasper, fossils, gastroliths, gold.

Is rockhounding legal near Sheridan?+

Casual hand collecting of common rocks and minerals is allowed on most BLM and U.S. Forest Service land, with limits set by the local field office. National parks, most state parks, and tribal land are off-limits. Each spot page on this site lists access status; always confirm current rules with the managing agency before a trip.

How far do most rockhounders drive from Sheridan?+

Most weekend trips from Sheridan fall inside a 2 to 3 hour drive, which is roughly the 150-mile radius shown on this page. Closer spots are good for half-day outings; the outer ones are better as overnight trips.

More state coverage

The spots above span 2 states. Open the state page for the full county-by-county view.

Pack Sheridan's rockhounding map in your pocket

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