Best spot

Calvert Hill Mine — Rockhounding in Beaverhead County, Montana

Calvert Hill Mine adds a tungsten-skarn flavor to the Montana list, with Mindat describing a surface mine in Cambrian Meagher Formation limestone and listing scheelite, garnet, beryl var. aquamarine, chalcopyrite, molybdenite, pyrite, and smoky quartz in the district. That mineral spread makes it a stronger educational pick than another agate bar from the same river system. Reported finds include scheelite, garnet, aquamarine, tungsten. Below: coordinates, access notes, nearby spots, and trip-planning links.

Quick details

Access: Public area
County: Beaverhead County
State: Montana
Nearest road: Calvert Loop Road
Coordinates: 45.84889, -113.15242

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 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 Calvert Hill Mine

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 Calvert Hill Mine.

Across the state line from Calvert Hill Mine

Calvert Hill Mine 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.

Calvert Hill Mine FAQ

Why is Calvert Hill Mine one of the best rockhounding spots in Montana?+

Where is Calvert Hill Mine?+

Calvert Hill Mine is in Beaverhead County, Montana, at 45.84889, -113.15242. Nearest road: Calvert Loop Road.

What rocks and minerals can you find at Calvert Hill Mine?+

Calvert Hill Mine is reported to produce Scheelite, Garnet, Aquamarine, Tungsten.

Is collecting allowed at Calvert Hill Mine?+

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 Calvert Hill Mine?+

Open the directions link to navigate to 45.84889, -113.15242 in Google Maps. The nearest road is Calvert Loop Road.

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