Rockhounding in Rock Island County, Illinois
1 mapped rockhounding spot in Rock Island County. Most commonly produces agate.
Map showing 1 rockhounding spot in Rock Island County, Illinois
Minerals reported in Rock Island County
Spots in Rock Island County
| Spot | Minerals | Coordinates | Access |
|---|---|---|---|
| CordovaRiver Road North | 41.7160, -90.3112 | Public |
Neighboring counties in Illinois
Adjacent rockhounding counties, ranked by how close their centroids sit to Rock Island County. A natural extension if Rock Island County is already on your trip plan.
Across the state line from Rock Island County
Rockhounding counties in neighboring states within driving range. Geology rarely respects state borders — these are often the closest mapped spots you can reach without going deeper into Illinois.
Rock Island County FAQ
Where can I rockhound in Rock Island County, Illinois?+
RockHoundR tracks 1 rockhounding spot in Rock Island County. Each entry below has coordinates, mineral notes, and access type. Always confirm local rules before collecting.
What rocks and minerals are common in Rock Island County?+
Spots in Rock Island County most often produce Agate. Individual spots can vary widely.
Are these Rock Island 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 Rock Island County rockhounding trip
Open RockHoundR to see these spots on the map alongside land overlays, weather, geology, and your saved finds.
