Many people use gypsum every day but don’t know it. The mineral consists of calcium sulfate a chemical compound with myriad different uses. The federal Food and Drug Administration has approved its use as an additive in foods such as ice cream blue cheese flour and white bread. Gypsum can also
Chemically known as “calcium sulfate dihydrate” gypsum contains calcium sulfur bound to oxygen and water. Gypsum is an abundant mineral and takes forms including alabaster—a material used in decoration and construction as far back as ancient Egypt.
Did you know From ancient art to walls and modern dentistry gypsum in the form of plaster has been widely used throughout human history. Its versatility is due to the ease with which gypsum can lose or gain water an ability tied to its origin.