Hanksville: Agate & Jasper Rockhounding in Wayne County, Utah

Plan your visit

Generally open to casual rockhounding

County

Wayne County

State

Utah

Nearest road

Old Highway Road

Coordinates

38.37383, -110.78125

Coordinates are approximate. Confirm the exact ground in the RockHoundR app, where land overlays show which agency manages the area.

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.

Best time to visit Hanksville

Comfortable months (45 to 90°F highs)

Best months: February to May. Typical highs run 98°F in midsummer and 43°F in midwinter, with winter lows near 15°F. Summer heat here is intense, so carry more water than you think you need and work the early morning.

Climate normals: NOAA 1991-2020 monthlies, HANKSVILLE station (4 mi away).

Geology at Hanksville

This spot sits on Dakota Ss and Cedar Mtn. or Burro Canyon Formations, mapped as sandstone that formed roughly 125 to 94 million years ago. Sedimentary beds like these are the typical host for petrified and silicified wood, which weathers out as durable float on slopes and in washes.

Mapped unit

Dakota Ss and Cedar Mtn. or Burro Canyon Formations

Age

125–94 Ma (Early Cretaceous to Late Cretaceous)

Rock types

sandstone

Elevation

4,420 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.

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