Tintic Mountains: Pyrolusite & Siderite Rockhounding in Juab County, Utah

Updated June 2026

Tintic Mountains is a mapped rockhounding spot in Juab County, Utah. Reported finds include pyrolusite, siderite, cerussite, galena, jasper, and more. Below: coordinates, access notes, nearby spots, and trip-planning links.

Quick details

Access: Public area
County: Juab County
State: Utah
Nearest road: Old Highway Road
Postcode: 84628
Coordinates: 39.91230, -112.13114

Geology at Tintic Mountains

This spot sits on ground mapped as Older fan deposits that formed within roughly the last 3 million years. Tough silica like agate and jasper typically survives weathering and collects as float in drainages and gravel.

Mapped unit: Older fan deposits
Age: 3 Ma to present (Pleistocene)
Elevation: 6,180 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 Tintic Mountains

Best months: March to November. Typical highs run 89°F in midsummer and 35°F in midwinter, with winter lows near 13°F.

Climate normals: NOAA 1991-2020 monthlies, LITTLE SAHARA REC AREA station (16 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: April 1, 2026

BLM Utah — Rockhounding overview
Utah Geological Survey — collecting guidelines
SITLA — surface use rules
Community submissions reviewed against published agency rules

Found at Tintic 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 Tintic Mountains.

Tintic Mountains FAQ

Where is Tintic Mountains?+

Tintic Mountains is in Juab County, Utah, at 39.91230, -112.13114. Nearest road: Old Highway Road.

What rocks and minerals can you find at Tintic Mountains?+

Tintic Mountains is reported to produce Pyrolusite, Siderite, Cerussite, Galena, Jasper, Limonite, Pyrite, Azurite, Barite, Bismuth, Malachite, Marcasite, Garnet.

Is collecting allowed at Tintic 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 Tintic 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 Tintic Mountains?+

The most comfortable months at Tintic Mountains are March to November.

How do I get to Tintic Mountains?+

Open the directions link to navigate to 39.91230, -112.13114 in Google Maps. The nearest road is Old Highway Road.

More rockhounding in Utah

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Open Tintic Mountains on the map

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