solid homogeneous inorganic substances occurring in nature having a definite chemical composition

a white salt (CaSO4)

a white metallic element that burns with a brilliant light; the fifth most abundant element in the earth's crust; an important component of most plants and animals

any of several gypsum cements; a white powder (a form of calcium sulphate) that forms a paste when mixed with water and hardens into a solid; used in making molds and sculptures and casts for broken limbs

a compact fine-textured, usually white gypsum used for carving

gypsum or plaster of Paris spread on a surface to make it suitable for painting or gilding (or a surface so prepared)

finely pulverized gypsum used especially as a pigment

a crystalline variety of mineral gypsum, composed of calcium sulphate dihydrate.

a white metallic element that burns with a brilliant light; the fifth most abundant element in the earth's crust; an important component of most plants and animals

any of several gypsum cements; a white powder (a form of calcium sulphate) that forms a paste when mixed with water and hardens into a solid; used in making molds and sculptures and casts for broken limbs

a fertiliser that contains monocalcium phosphate.