Bluffs of Miss. River: Lake Superior Agate & Jasper Rockhounding in La Crosse County, Wisconsin

Updated June 2026

Bluffs of Miss. River is a mapped rockhounding spot in La Crosse County, Wisconsin. Reported finds include lake superior agate, jasper, diamond, fossils. Below: coordinates, access notes, nearby spots, and trip-planning links.

Quick details

Access: Permission required
County: La Crosse County
State: Wisconsin
Nearest road: Hanifl Road
Postcode: 54601
Coordinates: 43.77790, -91.24066

Geology at Bluffs of Miss. River

This spot sits on ground mapped as Water. Fossils here are typically found in fresh exposures, where erosion keeps bringing new material to the surface.

Mapped unit: Water
Elevation: 660 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 Bluffs of Miss. River

Best months: April to October. Typical highs run 82°F in midsummer and 26°F in midwinter, with winter lows near 11°F.

Climate normals: NOAA 1991-2020 monthlies, LA CROSSE WFO station (4 mi away), adjusted for elevation.

Land & collecting status

Permission required before collecting

Requires landowner or agency permission before any collecting. Do not enter without explicit authorization.

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 Bluffs of Miss. River

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 Bluffs of Miss. River.

Across the state line from Bluffs of Miss. River

Bluffs of Miss. River 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.

Bluffs of Miss. River FAQ

Where is Bluffs of Miss. River?+

Bluffs of Miss. River is in La Crosse County, Wisconsin, at 43.77790, -91.24066. Nearest road: Hanifl Road.

What rocks and minerals can you find at Bluffs of Miss. River?+

Bluffs of Miss. River is reported to produce Lake Superior Agate, Jasper, Diamond, Fossils.

Is collecting allowed at Bluffs of Miss. River?+

Permission required before collecting. Requires landowner or agency permission before any collecting. Do not enter without explicit authorization. Always confirm current rules with the managing agency before a trip.

What tools should I bring to Bluffs of Miss. River?+

A rock hammer, a cold chisel, safety glasses, and newspaper or foam for wrapping finds cover most fossil ground. A trowel and a sieve help in soft exposures.

When is the best time to visit Bluffs of Miss. River?+

The most comfortable months at Bluffs of Miss. River are April to October.

How do I get to Bluffs of Miss. River?+

Open the directions link to navigate to 43.77790, -91.24066 in Google Maps. The nearest road is Hanifl Road.

More rockhounding in Wisconsin

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Open Bluffs of Miss. River on the map

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