Transparency: Gypsum Can range between clear to translucent, based on the crystal formation and presence of inclusions. Transparent crystals let gentle to go through Plainly, when translucent specimens allow some gentle passage but appear cloudy or hazy. Gypsum takes place in intensive beds related to other evaporite minerals (e.g., anhydrite https://www.propanraya.com/id/produk/eco-gypsum-ee-4050