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Drum Mountains: Agate & Jasper Rockhounding in Juab County, Utah

Updated June 2026

Drum Mountains is a mapped rockhounding spot in Juab County, Utah. Reported finds include agate, jasper, pyrolusite, rhodochrosite, chalcedony, and more. Below: coordinates, access notes, nearby spots, and trip-planning links.

Map showing Drum Mountains in Juab County, Utah

Quick details

Access
Public area
State
Utah
Nearest road
Rough Well Road

Geology at Drum Mountains

This spot sits on Prospect Mountain Quartzite, mapped as arenite that formed roughly 540 to 510 million years ago. Metamorphic rock like this weathers into resistant float, and minerals that survive transport typically concentrate in nearby drainages.

Mapped unit
Prospect Mountain Quartzite
Age
540–510 Ma (Early Cambrian)
Rock types
arenite
Elevation
5,940 ft

Geologic mapping via Macrostrat and the underlying state geological survey maps (CC BY 4.0). Bedrock at the surface can vary within a mapped unit.

Best time to visit Drum Mountains

Best months: March to November. Typical highs run 90°F in midsummer and 33°F in midwinter, with winter lows near 13°F.

Climate normals: NOAA 1991-2020 monthlies, FISH SPRINGS NWR station (27 mi away), adjusted for elevation.

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:

Found at Drum Mountains

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 Drum Mountains.

Across the state line from Drum Mountains

Drum Mountains is close enough to the Utah border that the next-closest rockhounding spots are in a neighboring state. Worth knowing if you are already on the road.

Drum Mountains FAQ

Where is Drum Mountains?+
Drum Mountains is in Juab County, Utah, at 39.57109, -113.03586. Nearest road: Rough Well Road.
What rocks and minerals can you find at Drum Mountains?+
Drum Mountains is reported to produce Agate, Jasper, Pyrolusite, Rhodochrosite, Chalcedony, Chalcopyrite, Cuprite, Galena, Gold, Hematite, Malachite, Pyrite, Limonite, Goethite.
Is collecting allowed at Drum Mountains?+
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.
What tools should I bring to Drum Mountains?+
Most agate and jasper is surface float: bring a spray bottle, a pick or small shovel, and a sturdy bag. Wet stones show their banding and translucence.
When is the best time to visit Drum Mountains?+
The most comfortable months at Drum Mountains are March to November.
How do I get to Drum Mountains?+
Open the directions link to navigate to 39.57109, -113.03586 in Google Maps. The nearest road is Rough Well Road.

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