Dol"o*mite (?), n. [After the French geologist Dolomieu.] Geol. & Min.

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.


© Webster 1913.

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