Daily Archives: March 13, 2011

DOLOMITE [ Carbonates : Dolomite ]

CaMg(CO3)2, calcium magnesium Carbonate In some cements, as a source of magnesium and as mineral specimens Dolomite, which is named for the French mineralogist Deodat de Dolomieu, is a common sedimentary rock-forming mineral that can be found in massive beds several hundred feet thick. They

CINNABAR [ Sulfides and Sulfosalts ]

HgS, mercury Sulfide Primary ore of mercury, a pigment and as a minerals specimen Cinnabar is a colourful mineral that adds a unique colour to the mineral colour palette. Its cinnamon to scarlet red colour can be very attractive. Well shaped crystals are uncommon and