Minerals

Minerals includes both metalliferous and non-metalliferous minerals; all hydrocarbons, including oil and gas, coal and lignite of all ranks; geothermal resources; and includes but is not limited to sand, gravel, pumice, cinders, granite, building stone, limestone, clay, silt, or any other energy or non-energy mineral.

Source

25 CFR § 225.3

Scoping language

As used in this part, the following terms have the specified meaning except where otherwise indicated.