Lawrenceburg: Geode Digging in Lawrence County, Tennessee

Updated June 2026

Lawrenceburg is a mapped rockhounding spot in Lawrence County, Tennessee. Reported finds include chert, chalcedony, geode. Below: coordinates, access notes, nearby spots, and trip-planning links.

Quick details

Access: Public area
County: Lawrence County
State: Tennessee
Nearest road: US 64
Postcode: 38464
Coordinates: 35.23153, -87.37332

Geology at Lawrenceburg

This spot sits on Fort Payne Formation and Chattanooga Shale, mapped as chert that formed roughly 360 to 325 million years ago. Concretions and geodes typically weather out of sedimentary beds like these, standing out as rounded, heavier-or-lighter-than-expected lumps.

Mapped unit: Fort Payne Formation and Chattanooga Shale
Age: 360–325 Ma (Mississippian)
Rock types: chert
Elevation: 940 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 Lawrenceburg

Conditions here are workable year-round, with typical highs from 48°F in winter to 88°F in summer.

Climate normals: NOAA 1991-2020 monthlies, LAWRENCEBURG FILT PLT station (2 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 Lawrenceburg

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 Lawrenceburg.

Across the state line from Lawrenceburg

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

Lawrenceburg FAQ

Where is Lawrenceburg?+

Lawrenceburg is in Lawrence County, Tennessee, at 35.23153, -87.37332. Nearest road: US 64.

What rocks and minerals can you find at Lawrenceburg?+

Lawrenceburg is reported to produce Chert, Chalcedony, Geode.

Is collecting allowed at Lawrenceburg?+

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 Lawrenceburg?+

Bring a crack hammer, a chisel, safety glasses, and a bucket. Candidates are rounder and lighter than solid rock; a soil pipe cutter opens them cleaner than a flat smash.

When is the best time to visit Lawrenceburg?+

Lawrenceburg is workable year-round.

How do I get to Lawrenceburg?+

Open the directions link to navigate to 35.23153, -87.37332 in Google Maps. The nearest road is US 64.

More rockhounding in Tennessee

See all 59 Tennessee spots →

Open Lawrenceburg on the map

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