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House Range: Diopside & Garnet Rockhounding in Millard County, Utah

Updated June 2026

House Range is a mapped rockhounding spot in Millard County, Utah. Reported finds include diopside, garnet, idocrase, scheelite. Below: coordinates, access notes, nearby spots, and trip-planning links.

Map showing House Range in Millard County, Utah

Quick details

Access
Public area
State
Utah
Nearest road
Miller Canyon Road

Geology at House Range

This spot sits on ground mapped as Big Horse Limestone Member of the Orr Formation that formed roughly 540 to 485 million years ago. Carbonate rock like this dissolves and weathers readily, so fresh road cuts, quarries, and creek exposures are typically the most productive ground.

Mapped unit
Big Horse Limestone Member of the Orr Formation
Age
540–485 Ma (Cambrian)
Elevation
7,040 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 House Range

Best months: March to November. Typical highs run 86°F in midsummer and 34°F in midwinter, with winter lows near 8°F. At about 7,040 ft, snow can block access from late fall well into spring, so check conditions outside of summer.

Climate normals: NOAA 1991-2020 monthlies, ESKDALE station (31 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 House Range

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 House Range.

Across the state line from House Range

House Range 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.

House Range FAQ

Where is House Range?+
House Range is in Millard County, Utah, at 39.16352, -113.37301. Nearest road: Miller Canyon Road.
What rocks and minerals can you find at House Range?+
House Range is reported to produce Diopside, Garnet, Idocrase, Scheelite.
Is collecting allowed at House Range?+
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 House Range?+
A rock hammer, a sieve, and a small shovel work well for garnet-type minerals, which concentrate as resistant grains in soils and creek gravels.
When is the best time to visit House Range?+
The most comfortable months at House Range are March to November. At about 7,040 ft, snow can block access from late fall well into spring, so check conditions outside of summer.
How do I get to House Range?+
Open the directions link to navigate to 39.16352, -113.37301 in Google Maps. The nearest road is Miller Canyon Road.

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