Dolerite vs. Dolomite

Doleritenoun

(geology) A fine-grained basaltic rock

Doleritenoun

A dark, crystalline, igneous rock, chiefly pyroxene with labradorite.

Dolomitenoun

(mineral) A saline evaporite consisting of a mixed calcium and magnesium carbonate, with the chemical formula CaMg(CO3)2; it also exists as the rock dolostone.

Dolomitenoun

A mineral consisting of the carbonate of lime and magnesia in varying proportions. It occurs in distinct crystals, and in extensive beds as a compact limestone, often crystalline granular, either white or clouded. It includes much of the common white marble. Also called bitter spar.

Dolomitenoun

a kind of sedimentary rock resembling limestone but consisting almost entirely of the mineral dolomite

Dolomitenoun

a light colored mineral consisting of calcium magnesium carbonate; a source of magnesium; used as a ceramic and as fertilizer