Inclusions: Pure gypsum crystals usually consist of inclusions, which are foreign minerals or supplies trapped in the crystal structure through development. Prevalent inclusions in gypsum can be clay minerals, iron oxides that lead to coloration, and even tiny fuel bubbles. Halite and gypsum each sort clear crystals that are quite https://www.propanraya.com/id/produk/eco-gypsum-ee-4050