Fluorescence: Fluorescence could be the home of a mineral to emit visible light-weight when exposed to ultraviolet radiation. Gypsum doesn't fluoresce beneath UV gentle. Extremely typically it's shaped from your hydration of anhydrite by surface area waters and groundwaters, and, Consequently, numerous gypsiferous strata grade downward into anhydrite rocks. This https://www.propanraya.com/id/produk/eco-gypsum-ee-4050