Dolomite is one of the important type of rocks. If we have to define Dolomite in general, Dolomite is a sedimentary rock containing more than 50 percent of the mineral dolomite by weight. Dolomite comes under Sedimentary Rocks. All Sedimentary Rocks have similar properties and formation process. Along with Dolomite Definition, know more about the History of Dolomite, Etymology of Dolomite in next sections.