Hydration Of Anhydrite: Gypsum may also variety with the hydration of anhydrite (CaSO₄). Anhydrite can be a calcium sulfate mineral that lacks the drinking water molecules current in gypsum. When subjected to water, anhydrite undergoes a hydration reaction, incorporating drinking water molecules into its construction and remodeling into gypsum. Salt https://www.propanraya.com/id/produk/eco-gypsum-ee-4050