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Gypsum
Plaster
alabaster variety
example of sedimentary rock
from dolomite
gypsum dunes at White Sands National Monument
in portland cement
mining
pictures, diagrams and illustrations
selenite variety
sources of gypsum
Plaster
Plaster, a pasty composition that hardens on drying and is used for coating interior walls, ceilings, and partitions. Plaster is generally composed of...
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