Platte Center: Agate & Chalcedony Rockhounding in Butler County, Nebraska

Updated June 2026

Platte Center is a mapped rockhounding spot in Butler County, Nebraska. Reported finds include agate, chalcedony, jasper, silicified wood. Below: coordinates, access notes, nearby spots, and trip-planning links.

Quick details

Access: Public area
County: Butler County
State: Nebraska
Nearest road: 44 1/2 Road
Coordinates: 41.39654, -97.32575

Geology at Platte Center

This spot sits on Carlile Shale, mapped as shale that formed roughly 100 to 66 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: Carlile Shale
Age: 100–66 Ma (Late Cretaceous)
Rock types: shale
Elevation: 1,440 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 Platte Center

Best months: March to November. Typical highs run 87°F in midsummer and 32°F in midwinter, with winter lows near 14°F.

Climate normals: NOAA 1991-2020 monthlies, COLUMBUS 3 NE station (5 mi away).

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.

Sources: RockHoundR public spot dataset, app land overlays, and local agency review before each trip.

Found at Platte Center

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 Platte Center.

Platte Center FAQ

Where is Platte Center?+

Platte Center is in Butler County, Nebraska, at 41.39654, -97.32575. Nearest road: 44 1/2 Road.

What rocks and minerals can you find at Platte Center?+

Platte Center is reported to produce Agate, Chalcedony, Jasper, Silicified Wood.

Is collecting allowed at Platte Center?+

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 Platte Center?+

A rock hammer, sturdy gloves, and a padded bag cover petrified wood hunting. Most pieces are surface float, so walking slopes and washes beats digging.

When is the best time to visit Platte Center?+

The most comfortable months at Platte Center are March to November.

How do I get to Platte Center?+

Open the directions link to navigate to 41.39654, -97.32575 in Google Maps. The nearest road is 44 1/2 Road.

More rockhounding in Nebraska

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Open Platte Center on the map

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