http://webmineral.com/data/gypsum.shtml
Title:Gypsum Mineral Data, this site was about many rocks and their chemical formulas
http://www.wikianswers.com/
Tital: Wiki Answers, this site was about the uses of calcite and gypsum
The chemical formua for Calcite is CaCO3
The chemical formula for Gypsum is CaSO4*2(H2O)
Calcite is used for medicines, roadbed material, building stone, variety of toothpastes and cosmetics and in the production of steel and cement
Gypsum is used for drywall production, wallboard and alabaster
Title:Gypsum Mineral Data, this site was about many rocks and their chemical formulas
http://www.wikianswers.com/
Tital: Wiki Answers, this site was about the uses of calcite and gypsum
The chemical formua for Calcite is CaCO3
The chemical formula for Gypsum is CaSO4*2(H2O)
Calcite is used for medicines, roadbed material, building stone, variety of toothpastes and cosmetics and in the production of steel and cement
Gypsum is used for drywall production, wallboard and alabaster
The first picture is a picture of calcite and the second is a picture of Gypsum
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