Fluorescence: Fluorescence May be the home of a mineral to emit obvious light-weight when subjected to ultraviolet radiation. Gypsum isn't going to fluoresce beneath UV gentle. Organic gypsum is mined from geological deposits. These deposits are generally found in sedimentary rock formations designed because of the evaporation of historic seas. https://www.propanraya.com/id/produk/eco-gypsum-ee-4050