Rocks & Minerals

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Mark Twain National Forest
Guidelines for METAL DETECTING

Unless otherwise posted, metal detecting is permitted in developed recreation areas.

It is permissible to collect modern coins or other modern items FROM THE SURFACE.

NO NEW GROUND DISTURBANCE IS PERMITTED.

Archaeological remains on federal land, known or unknown, are PROTECTED UNDER LAW. If you were to discover such remains, you should leave them undisturbed, stop metal detecting in that area, and notify the local Forest Service office.

Legal citation:

Property, 36 CFR 261.9: “The following are prohibited: (g) digging in, excavating, disturbing, injuring, destroying, or in any way damaging any prehistoric, historic or archaeological resources, structure, site, artifact, or property.  (h) Removing any prehistoric, historic, or archaeological resources, structure, site, artifact, property.”

Areas & Activities


https://www.fs.usda.gov/activity/mtnf/recreation/rocks-minerals