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