U.S. DEPARTMENT OF THE INTERIORBUREAU OF LAND MANAGEMENT
Rockhounding and recreational mining are permitted activities on public land administered by the Bureau of Land Management. The usual rockhound materials, including agates and stones, may be collected in reasonable quantities for hobby use. Petrified wood collection on BLM lands is limited to 25 pounds plus one piece per day to a maximum of 250 pounds per year. Panning and sluicing for gold may be arranged through permit at certain areas.
For detailed information on specific sites, visit the websites below.
Additional information about fossil collecting and the use of metal detectors may be found below: