Rockhounding near Miles City, MT

24 mapped rockhounding spots within 150 miles of Miles City, most 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 Montana, South Dakota, North Dakota, Wyoming.

Closest rockhounding spots to Miles City

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

Most-reported finds near Miles City

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

Hunting something specific near Miles City?

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

Petrified Wood near Miles City →

Every spot within 150 miles of Miles City

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

Spot	County	Minerals	Coordinates	Access
Custer County	Custer County	Montana Agate	46.3963, -105.8981	Public
Yellowstone River - Rosebud AccessFishing Access Road	Rosebud County	Montana Moss Agate Petrified Wood Jasper Chalcedony	46.2803, -106.4851	Public
TerryBroadview Bench Road	Prairie County	Petrified Wood Chalcedony Jasper	46.7727, -105.2599	Public
FallonRiver Road	Prairie County	Montana Agate	46.8530, -105.0782	Public
Hatchet Creek	Prairie County	Montana Agate	46.8704, -105.0726	Public
Cracker Box CreekRoad 253	Dawson County	Montana Agate	46.9131, -104.9209	Public
Sand Creek	Dawson County	Montana Agate	46.9279, -104.8178	Public
Hysham	Treasure County	Moss Agate	46.1774, -107.1790	Public
Yellowstone River - Black Bridge Boat LaunchMary Avenue	Dawson County	Montana Moss Agate Petrified Wood Jasper Chalcedony	47.0999, -104.7266	Public
Yellowstone River - Myers Bridge Access	Treasure County	Montana Moss Agate Petrified Wood Jasper Chalcedony	46.2544, -107.3421	Public
GlendiveI 94	Dawson County	Agate Jasper Moss Opal	47.1149, -104.6650	Public
Yellowstone River - Bundy Bridge Fishing AccessBundy Road	Yellowstone County	Montana Moss Agate Petrified Wood Jasper Chalcedony	45.9971, -108.0095	Public
Camp CrookSD Highway 20	Harding County	Moss Agate Chalcedony	45.5525, -103.9650	Public
MedoraI 94	Billings County	Agate Chalcedony Silicified Wood	46.9233, -103.4921	Permission
AlzadaMT 323	Carter County	Bentonite	45.0293, -104.4064	Public
Yellowstone River (Billings area)Highway 312	Yellowstone County	Montana Agate Chalcedony Chert Jasper	45.9054, -108.3174	Public
Big Horn CanyonRoute 211	Big Horn County	Agate Chalcedony Jasper Silicified Coral Fossil	45.3130, -107.9604	Permission
Little Missouri River	McKenzie County	Montana Moss Agate Jasper Agatized Wood	47.5240, -103.4521	Public
Yellowstone River - Blue Creek AccessBlue Creek Road	Yellowstone County	Montana Moss Agate Petrified Wood Jasper Chalcedony	45.7340, -108.5328	Public
Buffalo	Johnson County	Agate Chalcedony Gastrolith Jasper Petrified Wood Quartz	44.4527, -106.5548	Permission
Pryor MountainsBad Pass Road	Big Horn County	Fossil Agate Chalcedony Jasper Petrified Wood	45.2386, -108.2675	Permission
McKenzie County	McKenzie County	Montana Moss Agate Jasper Silicified Wood	47.9824, -103.8391	Public
Copper Prince MineBear Lodge Road	Crook County	Chrysocolla Gold Malachite	44.4828, -104.4939	Public
Warren PeakWarren Peak Road	Crook County	Azurite Malachite	44.4734, -104.4464	Public

Miles City rockhounding FAQ

Where can I go rockhounding near Miles City?+

There are 24 mapped rockhounding spots within about 150 miles of Miles City, Montana. The closest is Custer County in Custer County, roughly 3 miles away. The full list is on this page with coordinates and drive times.

What rocks and minerals can you find near Miles City?+

Spots within driving distance of Miles City most commonly produce jasper, chalcedony, petrified wood, montana moss agate, montana agate, agate.

Is rockhounding legal near Miles City?+

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 Miles City?+

Most weekend trips from Miles City 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 4 states. Open the state page for the full county-by-county view.

Pack Miles City's rockhounding map in your pocket

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