Hydration Of Anhydrite: Gypsum also can kind from the hydration of anhydrite (CaSO₄). Anhydrite is actually a calcium sulfate mineral that lacks the h2o molecules existing in gypsum. When subjected to drinking water, anhydrite undergoes a hydration reaction, incorporating water molecules into its composition and remodeling into gypsum. Gypsum improvements https://www.propanraya.com/id/produk/eco-gypsum-ee-4050