Gypsum Are available in hydrothermal veins, which are fractures in rocks stuffed with mineral-loaded fluids that originate from deep in the Earth's crust. Hydration of Anhydrite: Gypsum could also variety throughout the hydration of anhydrite (CaSO₄). Anhydrite is a calcium sulfate mineral that lacks the drinking water molecules present in https://www.propanraya.com/id/produk/eco-gypsum-ee-4050