dolomite

dol·o·mite  (dl-mt, dl-)

n.

1. A white or light-colored mineral, essentially CaMg(CO₃)₂, used in fertilizer, as a furnace refractory, and as a construction and ceramic material.

2. A magnesia-rich sedimentary rock resembling limestone.

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[French, after Déodat de Dolomieu (1750-1801), French geologist.]

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dolo·mitic (-mtk) adj.

dolo·miti·zation (-mt-zshn) n.

dolo·mit·ize (-m-tz) v.

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dolomite

Noun

a mineral consisting of calcium magnesium carbonate [after Déodat de Dolomieu, mineralogist]

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dolomite  (dl-mt, dl-mt)

1. A gray, pink, or white rhombohedral mineral. Dolomite occurs in curved saddlelike crystals with a pearly to glassy luster. It is a common rock-forming mineral. Chemical formula: CaMg(CO₃)₂.

2. A sedimentary rock containing more than 50 percent of the mineral dolomite by weight.

Thesaurus

Noun	1.	dolomite - a kind of sedimentary rock resembling marble or limestone but rich in magnesium carbonate rock, stone - material consisting of the aggregate of minerals like those making up the Earth's crust; "that mountain is solid rock"; "stone is abundant in New England and there are many quarries"
	2.	dolomite - a light colored mineral consisting of calcium magnesium carbonate; a source of magnesium; used as a ceramic and as fertilizer bitter spar atomic number 12, magnesium, Mg - a light silver-white ductile bivalent metallic element; in pure form it burns with brilliant white flame; occurs naturally only in combination (as in magnesite and dolomite and carnallite and spinel and olivine) mineral - solid homogeneous inorganic substances occurring in nature having a definite chemical composition