Rockhounding in Alexander County, Illinois

2 mapped rockhounding spots in Alexander County. Most commonly produces agate, jasper, diamond.

Map showing 2 rockhounding spots in Alexander County, Illinois

Minerals reported in Alexander County

Spots in Alexander County

SpotMineralsCoordinatesAccess
FayvilleThebes Road37.1986, -89.4522Public
ThebesOld Route 337.2393, -89.4422Public

Other rockhounding counties in Illinois

Alexander County FAQ

Where can I rockhound in Alexander County, Illinois?+
RockHoundR tracks 2 rockhounding spots in Alexander County. Each entry below has coordinates, mineral notes, and access type. Always confirm local rules before collecting.
What rocks and minerals are common in Alexander County?+
Spots in Alexander County most often produce Agate, Jasper, Diamond. Individual spots can vary widely.
Are these Alexander County rockhounding spots on public land?+
Most spots in this list are tagged public, but access can change with seasons, claims, and local closures. Always verify before driving out — links in the app open the right BLM, USFS, or county pages.

Plan a Alexander County rockhounding trip

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