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Difference between revisions of "Gypsum"

From London's Ghost Acres

 
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==Description==
 

Latest revision as of 14:37, 12 May 2016


Gypsum 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.

https://en.wikipedia.org/wiki/Gypsum


Imported from


Used to Make