Fluorescence: Fluorescence Is definitely the assets of a mineral to emit visible light-weight when subjected to ultraviolet radiation. Gypsum would not fluoresce under UV mild. Really normally it's shaped from your hydration of anhydrite by surface waters and groundwaters, and, thus, numerous gypsiferous strata quality downward into anhydrite rocks. This https://www.propanraya.com/id/produk/eco-gypsum-ee-4050