calcined gypsum
1calcined gypsum — noun : gypsum partially dehydrated by heat; specifically : plaster of paris …
2Gypsum — Gyp sum (j[i^]p s[u^]m), n. [L. gypsum, Gr. gy psos; cf. Ar. jibs plaster, mortar, Per. jabs[imac]n lime.] (Min.) A mineral consisting of the hydrous sulphate of lime (calcium). When calcined, it forms plaster of Paris. {Selenite} is a… …
3gypsum — /jip seuhm/, n. a very common mineral, hydrated calcium sulfate, CaSO4·2H2O, occurring in crystals and in masses, soft enough to be scratched by the fingernail: used to make plaster of Paris, as an ornamental material, as a fertilizer, etc. [1640 …
4Gypsum — Infobox mineral name = Gypsum category = Mineral boxwidth = boxbgcolor = caption = Desert rose, 10 cm long formula = Calcium Sulfate CaSO4·2H2O molweight = color = White to grey, pinkish red habit = Massive, flat. Elongated and generally… …
5gypsum — noun A mineral consisting of the hydrated calcium sulphate. When calcined, it forms plaster of Paris …
6gypsum — The natural hydrated form of calcium sulfate; a component of the stones, plasters, and investments used in dentistry. [L. fr. G. gypsos] * * * gyp·sum jip səm n a widely distributed mineral CaSO4·2H2O consisting of hydrous calcium sulfate that is …
7plaster of Paris — calcined gypsum in white, powdery form, used as a base for gypsum plasters, as an additive of lime plasters, and as a material for making fine and ornamental casts: characterized by its ability to set rapidly when mixed with water. Also, plaster… …
8plaster of paris — Calcined gypsum or sulphate of lime …
9Calcium sulfate — Chembox new Name = Calcium sulfate ImageFile = Calcium sulfate hemihydrate.jpg ImageSize = 200px ImageName = Calcium sulfate hemihydrate OtherNames = Plaster of Paris, Drierite Section1 = Chembox Identifiers CASNo = 7778 18 9 RTECS = WS6920000… …
10Plasterwork — refers to construction or ornamentation done with plaster, such as a layer of plaster on an interior wall or plaster decorative moldings on ceilings or walls. This is also sometimes called pargeting. The process of creating plasterwork, called… …
