Hydration Of Anhydrite: Gypsum can also form throughout the hydration of anhydrite (CaSO₄). Anhydrite is often a calcium sulfate mineral that lacks the drinking water molecules existing in gypsum. When exposed to water, anhydrite undergoes a hydration response, incorporating h2o molecules into its construction and reworking into gypsum. Rehydration: One https://www.propanraya.com/id/produk/eco-gypsum-ee-4050