25 CFR § 227.10 - Minerals other than oil and gas.

Unreserved, unwithdrawn, and unallotted lands which have not been leased for oil and gas under the act of August 21, 1916 (39 Stat. 519) and which are not chiefly valuable therefor, are subject to mineral application or mineral entry, for minerals other than oil and gas, under the supervision of the Bureau of Land Management.