Werley: Barite & Dogtooth Calcite Rockhounding in Grant County, Wisconsin

Updated June 2026

Werley is a mapped rockhounding spot in Grant County, Wisconsin. Reported finds include barite, dogtooth calcite, galena, marcasite, pyrite, and more. Below: coordinates, access notes, nearby spots, and trip-planning links.

Quick details

Access: Public area
County: Grant County
State: Wisconsin
Nearest road: Star Lane
Coordinates: 43.02042, -90.76623

Geology at Werley

This spot sits on Prairie du Chien Group, mapped as dolostone that formed roughly 485 to 470 million years ago. Carbonate rock like this is the classic host for lead, zinc, and fluorite mineralization, which typically follows old cavities and replacement zones.

Mapped unit: Prairie du Chien Group
Age: 485–470 Ma (Early Ordovician)
Rock types: dolostone
Elevation: 890 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 Werley

Best months: March to November. Typical highs run 82°F in midsummer and 28°F in midwinter, with winter lows near 8°F.

Climate normals: NOAA 1991-2020 monthlies, STEUBEN 4 SE station (9 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 Werley

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 Werley.

Across the state line from Werley

Werley is close enough to the Wisconsin border that the next-closest rockhounding spots are in a neighboring state. Worth knowing if you are already on the road.

Werley FAQ

Where is Werley?+

Werley is in Grant County, Wisconsin, at 43.02042, -90.76623. Nearest road: Star Lane.

What rocks and minerals can you find at Werley?+

Werley is reported to produce Barite, Dogtooth Calcite, Galena, Marcasite, Pyrite, Smithsonite, Sphalerite.

Is collecting allowed at Werley?+

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 Werley?+

A rock hammer, gloves, and safety glasses cover old mining-district ground. Stay out of shafts and adits; the best specimens typically come from dump piles.

When is the best time to visit Werley?+

The most comfortable months at Werley are March to November.

How do I get to Werley?+

Open the directions link to navigate to 43.02042, -90.76623 in Google Maps. The nearest road is Star Lane.

More rockhounding in Wisconsin

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Open Werley on the map

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