Thebes — Rockhounding in Alexander County, Illinois

Thebes is a mapped rockhounding spot in Alexander County, Illinois. Reported finds include agate, jasper. Below: coordinates, access notes, nearby spots, and trip-planning links.

Quick details

Access: Public area
County: Alexander County
State: Illinois
Nearest road: Old Route 3
Postcode: 62990
Coordinates: 37.23933, -89.44224

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.

Found at Thebes

Each chip links to all spots in the U.S. that produce that material.

Nearby rockhounding spots

Other rockhounding spots within driving distance of Thebes.

Thebes FAQ

Where is Thebes?+

Thebes is in Alexander County, Illinois, at 37.23933, -89.44224. Nearest road: Old Route 3.

What rocks and minerals can you find at Thebes?+

Thebes is reported to produce Agate, Jasper.

Is collecting allowed at Thebes?+

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.

How do I get to Thebes?+

Open the directions link to navigate to 37.23933, -89.44224 in Google Maps. The nearest road is Old Route 3.

More rockhounding in Illinois

See all 29 Illinois spots →

Open Thebes on the map

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