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Little Drum Mountains: Azurite & Cuprite Rockhounding in Millard County, Utah

Updated June 2026

Little Drum Mountains is a mapped rockhounding spot in Millard County, Utah. Reported finds include azurite, cuprite, chalcedony, chalcopyrite, malachite, and more. Below: coordinates, access notes, nearby spots, and trip-planning links.

Map showing Little Drum Mountains in Millard County, Utah

Quick details

Access
Public area
State
Utah

Geology at Little Drum Mountains

This spot sits on ground mapped as Younger alluvial-fan deposits that formed within roughly the last 12,000 years. Gravels like these concentrate whatever survives the river: agate, jasper, and other tough silica typically show up as rounded, waxy stones.

Mapped unit
Younger alluvial-fan deposits
Age
< 1 Ma (Holocene)
Elevation
5,510 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 Little Drum Mountains

Best months: March to June. Typical highs run 92°F in midsummer and 36°F in midwinter, with winter lows near 13°F.

Climate normals: NOAA 1991-2020 monthlies, DESERET station (24 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 Little 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 Little Drum Mountains.

Across the state line from Little Drum Mountains

Little 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.

Little Drum Mountains FAQ

Where is Little Drum Mountains?+
Little Drum Mountains is in Millard County, Utah, at 39.46247, -113.03030.
What rocks and minerals can you find at Little Drum Mountains?+
Little Drum Mountains is reported to produce Azurite, Cuprite, Chalcedony, Chalcopyrite, Malachite, Pyrite, Pyrolusite, Rhodochrosite, Jasper.
Is collecting allowed at Little 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 Little 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 Little Drum Mountains?+
The most comfortable months at Little Drum Mountains are March to June.
How do I get to Little Drum Mountains?+
Open the directions link to navigate to 39.46247, -113.03030 in Google Maps. Some spots are remote, so check road conditions before driving out.

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