Where to Find Chert Nodules in the United States
4 mapped chert nodules spots across 2 U.S. states. Chert Nodules is reported at multiple rockhounding spots across the United States. The map below shows where collectors most often find it on legal public ground.
Map showing where to find chert nodules across the United States, with 4 mapped spots
Top states for chert nodules
States ranked by number of chert nodules spots in our database. States in bold link to a focused chert nodules-in-state list.
Every chert nodules spot we track
Sorted by state and county. Coordinates open in Google Maps.
| Spot | County | Minerals | Coordinates | Access |
|---|---|---|---|---|
| Current River | Ripley County |
| 36.6213, -90.8446 | Public |
| Saint Charles QuarryArena Parkway | Saint Charles County | 38.7504, -90.5095 | Public | |
| Moss Mountain | Monroe County |
| 37.6249, -80.2813 | Public |
| HuntersvillePossum Hollow Road | Pocahontas County |
| 38.1795, -79.9902 | Public |
Chert Nodules rockhounding FAQ
Where is the best place to find chert nodules in the U.S.?+
Missouri, West Virginia have the highest concentrations of chert nodules in this list. Each state's quality and access varies — open the linked state pages for a detailed view.
How many chert nodules rockhounding spots does RockHoundR track?+
4 mapped spots across 2 states. The app keeps these on a map alongside your private finds.
Can I legally collect chert nodules on public land?+
Casual hand collecting of common rocks and minerals like chert nodules is allowed on most BLM and U.S. Forest Service land, with daily and annual limits set by the local field office. National parks, most state parks, and tribal land are off-limits. Always check with the managing agency before a trip.
How do I identify chert nodules in the field?+
Field identification of chert nodules comes down to color, hardness, fracture, and luster. The RockHoundR app links to geology details for each spot to help narrow down what you might be picking up.
Hunt chert nodules on the map
Open RockHoundR to see these spots on a real map with public land overlays and trip-planning details.
