(1):

(a.) Of or pertaining to minerals; consisting of a mineral or of minerals; as, a mineral substance.

(2):

(v. i.) An inorganic species or substance occurring in nature, having a definite chemical composition and usually a distinct crystalline form. Rocks, except certain glassy igneous forms, are either simple minerals or aggregates of minerals.

(3):

(a.) Impregnated with minerals; as, mineral waters.

(4):

(v. i.) Anything which is neither animal nor vegetable, as in the most general classification of things into three kingdoms (animal, vegetable, and mineral).

(5):

(v. i.) A mine.