Transparency: Gypsum Can vary from clear to translucent, depending upon the crystal formation and existence of inclusions. Transparent crystals allow gentle to pass through Evidently, though translucent specimens allow for some mild passage but appear cloudy or hazy. Agriculture: Gypsum is placed on soil in agriculture to improve its structure https://www.propanraya.com/id/produk/eco-gypsum-ee-4050