Fluorescence: Fluorescence Would be the property of the mineral to emit noticeable light when subjected to ultraviolet radiation. Gypsum would not fluoresce underneath UV gentle. Hydration of Anhydrite: Gypsum may type from the hydration of anhydrite (CaSO₄). Anhydrite is often a calcium sulfate mineral that lacks the h2o molecules existing https://www.propanraya.com/id/produk/eco-gypsum-ee-4050