Hydration Of Anhydrite: Gypsum could also type from the hydration of anhydrite (CaSO₄). Anhydrite is really a calcium sulfate mineral that lacks the water molecules present in gypsum. When subjected to drinking water, anhydrite undergoes a hydration reaction, incorporating drinking water molecules into its construction and transforming into gypsum. Gypsum https://www.propanraya.com/id/produk/eco-gypsum-ee-4050