Cole County: Barite & Calcite Rockhounding in Cole County, Missouri

Updated June 2026

Cole County is a mapped rockhounding spot in Cole County, Missouri. Reported finds include barite, calcite, cerussite, chalcopyrite, dolomite, and more. Below: coordinates, access notes, nearby spots, and trip-planning links.

Quick details

Access: Public area
County: Cole County
State: Missouri
Nearest road: MO BB
Postcode: 65032
Coordinates: 38.36859, -92.39162

Geology at Cole County

This spot sits on Smithville Dolomite, Powell Dolomite, Cotter Dolomite, Jefferson City Dolomite, mapped as dolostone that formed roughly 485 to 470 million years ago. Carbonate rock like this dissolves and weathers readily, so fresh road cuts, quarries, and creek exposures are typically the most productive ground.

Mapped unit: Smithville Dolomite, Powell Dolomite, Cotter Dolomite, Jefferson City Dolomite
Age: 485–470 Ma (Early Ordovician)
Rock types: dolostone
Elevation: 870 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 Cole County

Best months: February to December. Typical highs run 89°F in midsummer and 41°F in midwinter, with winter lows near 22°F.

Climate normals: NOAA 1991-2020 monthlies, ELDON station (10 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 Cole 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 Cole County.

Cole County FAQ

Where is Cole County?+

Cole County is in Cole County, Missouri, at 38.36859, -92.39162. Nearest road: MO BB.

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

Cole County is reported to produce Barite, Calcite, Cerussite, Chalcopyrite, Dolomite, Hematite, Galena, Malachite, Pyrite, Quartz, Sphalerite, Smithsonite.

Is collecting allowed at Cole 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 Cole County?+

A rock hammer, gloves, and safety glasses are enough for oxidized copper ground. Look for green and blue staining on weathered rock and in old dump piles.

When is the best time to visit Cole County?+

The most comfortable months at Cole County are February to December.

How do I get to Cole County?+

Open the directions link to navigate to 38.36859, -92.39162 in Google Maps. The nearest road is MO BB.

More rockhounding in Missouri

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Open Cole County on the map

Use the RockHoundR app for live land overlays, weather, geology, directions, and saved finds.