43 CFR § 3503.15
May I lease the gold or silver reserved to the United States on land I hold under a private land claim in New Mexico?
June 11, 2020
If you hold the remaining record title interest or operating rights interest in confirmed private land grants in New Mexico, you may obtain a lease for gold and silver reserved to the United States. See parts 3580 and 3581 of this chapter for leasing requirements.