Revision history of "Category:Gypsum"

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  • curprev 10:51, 3 October 2020โ€Ž Andrew Brandon talk contribsโ€Ž 312 bytes +312โ€Ž Created page with "Gypsum is a soft sulfate mineral composed of calcium sulfate dihydrate, with the chemical formula CaSO<sub>4</sub>ยท2H<sub>2</sub>O. It is widely mined and is used as a fertil..."