Hydration Of Anhydrite: Gypsum might also kind with the hydration of anhydrite (CaSO₄). Anhydrite is really a calcium sulfate mineral that lacks the water molecules existing in gypsum. When exposed to water, anhydrite undergoes a hydration response, incorporating water molecules into its structure and transforming into gypsum. Gypsum are available https://www.propanraya.com/id/produk/eco-gypsum-ee-4050