Hydration Of Anhydrite: Gypsum might also form with the hydration of anhydrite (CaSO₄). Anhydrite is really a calcium sulfate mineral that lacks the h2o molecules present in gypsum. When subjected to drinking water, anhydrite undergoes a hydration response, incorporating drinking water molecules into its composition and remodeling into gypsum. Gypsum https://www.propanraya.com/id/produk/eco-gypsum-ee-4050