meaning of gypsum

1. A mineral consisting of the hydrous sulphate of lime (calcium). When calcined, it forms plaster of Paris. Selenite is a transparent, crystalline variety; alabaster, a fine, white, massive variety.
2.
a common white or colorless mineral hydrated calcium sulphate used to make cements and plasters especially plaster of Paris


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gypsum | gypsum board |

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