Lander County: Chalcedony & Jasper Rockhounding in Lander County, Nevada

Updated June 2026

Lander County is a mapped rockhounding spot in Lander County, Nevada. Reported finds include chalcedony, jasper, opal, opalite. Below: coordinates, access notes, nearby spots, and trip-planning links.

Quick details

Access: Public area
County: Lander County
State: Nevada
Nearest road: Battle Mountain Road
Coordinates: 39.88576, -117.11302

Geology at Lander County

This spot sits on Alluvium, undifferentiated, mapped as coarse alluvium and fine alluvium that formed within roughly the last 3 million years. Gravels like these concentrate whatever survives the river: agate, jasper, and other tough silica typically show up as rounded, waxy stones.

Mapped unit: Alluvium, undifferentiated
Age: 3 Ma to present (Pleistocene to Holocene)
Rock types: coarse alluvium and fine alluvium
Elevation: 5,350 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 Lander County

Best months: August to June. Typical highs run 91°F in midsummer and 47°F in midwinter, with winter lows near 31°F.

Climate normals: NOAA 1991-2020 monthlies, AUSTIN #2 station (27 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 Nevada — Recreation
Nevada Bureau of Mines and Geology
Royal Peacock Opal Mine (fee-dig operator)
Community submissions reviewed against published agency rules

Found at Lander County

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 Lander County.

Lander County FAQ

Where is Lander County?+

Lander County is in Lander County, Nevada, at 39.88576, -117.11302. Nearest road: Battle Mountain Road.

What rocks and minerals can you find at Lander County?+

Lander County is reported to produce Chalcedony, Jasper, Opal, Opalite.

Is collecting allowed at Lander County?+

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 Lander County?+

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 Lander County?+

The most comfortable months at Lander County are August to June.

How do I get to Lander County?+

Open the directions link to navigate to 39.88576, -117.11302 in Google Maps. The nearest road is Battle Mountain Road.

More rockhounding in Nevada

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Open Lander County on the map

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