What does dolomite mean?
• DOLOMITE (noun) The noun DOLOMITE has 2 senses: 1. a kind of sedimentary rock resembling marble or limestone but rich in magnesium carbonate 2. a light colored mineral consisting of calcium magnesium carbonate; a source of magnesium; used as a ceramic and as fertilizer Familiarity information: DOLOMITE used as a noun is rare.