Hydration Of Anhydrite: Gypsum may also type throughout the hydration of anhydrite (CaSO₄). Anhydrite is often a calcium sulfate mineral that lacks the water molecules current in gypsum. When exposed to h2o, anhydrite undergoes a hydration reaction, incorporating water molecules into its composition and remodeling into gypsum. Gypsum is calcium https://www.propanraya.com/id/produk/eco-gypsum-ee-4050