Gypsum - WikipediaGypsum is a soft sulfate mineral composed of calcium sulfate dihydrate, with the chemical formula CaSO4·2H2O. It is widely mined and is used as a fertilizer, and as the main constituent in many forms of plaster, blackboard chalk and wallboard. A massive fine-grained white or lightly tinted variety of gypsum, called alabaster,.Gypsum, selenite: The mineral gypsum information and picturesIt is the primary ingredient of plaster-of-Paris, which is finely ground Gypsum, and it is used in the production of cement. It is also the main component of sheet rock. It is used as a flux for creating earthenware, and can be used as a fertilizer. The variety Alabaster is is carved for ornamental use, such as artistic sculptures and.
Gypsum Mineral | Uses and Properties - GeologyUses of Gypsum. Gypsum uses include: manufacture of wallboard, cement, plaster of Paris, soil conditioning, a hardening retarder in portland cement. Varieties of gypsum known as "satin spar" and "alabaster" are used for a variety of ornamental purposes; however, their low hardness limits their durability.Rock GypsumName, Rock Gypsum. Origin, Chemical. Texture, Nonclastic; Fine-grained. Composition, Gypsum. Color, Pink. Miscellaneous, Crystalline; Hardness < Fingernail;. Depositional Environment, Arid Climate; Shallow, restricted circulation Marine.
rock gypsum hardness,Gypsum: Gypsum mineral information and data. - Mindat
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Gypsum - Wikipedia
Gypsum: Gypsum mineral information and data. - Mindat
University of Minnesota's Mineral Pages: Gypsum
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