In Addition to getting abundant, gypsum is definitely refined right into a powder for plaster or formed into sheets of wallboard. Hydration of Anhydrite: Gypsum also can kind through the hydration of anhydrite (CaSO₄). Anhydrite is really a calcium sulfate mineral that lacks the water molecules existing in gypsum. When https://www.propanraya.com/id/produk/eco-gypsum-ee-4050