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