Agate Hill: Agate & Chalcedony Rockhounding in Garfield County, Utah

Updated August 2026

Agate Hill is a mapped rockhounding spot in Garfield County, Utah. Reported finds include agate, chalcedony. Below: coordinates, access notes, nearby spots, and trip-planning links.

Quick details

Access: Public area
County: Garfield County
State: Utah
Nearest road: Casto Canyon Road
Coordinates: 37.78579, -112.33927

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 Agate Hill

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 Agate Hill.

Agate Hill FAQ

Where is Agate Hill?+

Agate Hill is in Garfield County, Utah, at 37.78579, -112.33927. Nearest road: Casto Canyon Road.

What rocks and minerals can you find at Agate Hill?+

Agate Hill is reported to produce Agate, Chalcedony.

Is collecting allowed at Agate Hill?+

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 Agate Hill?+

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.

How do I get to Agate Hill?+

Open the directions link to navigate to 37.78579, -112.33927 in Google Maps. The nearest road is Casto Canyon Road.

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