DOLOMITE
dolomite, bitter spar
(noun) a light colored mineral consisting of calcium magnesium carbonate; a source of magnesium; used as a ceramic and as fertilizer
dolomite
(noun) a kind of sedimentary rock resembling marble or limestone but rich in magnesium carbonate
Source: WordNet® 3.1
Etymology
Noun
dolomite (countable and uncountable, plural dolomites)
(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.
Synonym: magnesian limestone
Adjective
Dolomite (not comparable)
Of, pertaining to, or characteristic of the Dolomites
Source: Wiktionary
Dol"o*mite, n. Etym: [After the French geologist Dolomieu.] (Geol. &
Min.)
Definition: 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.
Source: Webster’s Unabridged Dictionary 1913 Edition