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gypsum
(redirected from gypsiferous)

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gypsum /gyp·sum/ (jip´sum) native calcium sulfate dihydrate; when calcined, it becomes plaster of Paris.
gypsum
[jip′səm]
a mineral composed mainly of crushed calcium sulfate hemihydrate. It is the main ingredient in making plaster of paris surgical casts and impressions for dentures. Gypsum dust has an irritant action on the mucous membranes of the respiratory tract and the conjunctiva.

gypsum [jip´sum]
native calcium sulfate, which when calcined becomes plaster of paris; used in making plaster casts for fractures and for taking dental impressions.

gypsum (jip´sum),
n the dihydrate of calcium sulfate (CaSO4-2H2O). α- Hemihydrate and β-hemihydrate are derived from gypsum. See also plaster of paris.

gypsum
native calcium sulfate, which, when calcined, becomes plaster of Paris; used in making plaster casts for fractures.


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High levels of carbonate hardness result from the presence of geological formations of limestone, dolomite, and gypsiferous rocks.
 
 
 
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