Hydration Of Anhydrite: Gypsum could also type through the hydration of anhydrite (CaSO₄). Anhydrite can be a calcium sulfate mineral that lacks the h2o molecules current in gypsum. When subjected to drinking water, anhydrite undergoes a hydration response, incorporating h2o molecules into its composition and reworking into gypsum. Why Gypsum https://www.propanraya.com/id/produk/eco-gypsum-ee-4050