This process can happen naturally underground in which anhydrite deposits face groundwater or during anthropogenic things to do that disturb buried anhydrite levels. Crystal Program: Gypsum crystals belong to the monoclinic crystal system. This crystal framework has 3 unequal axes, with just one angle amongst axes remaining non-ninety levels. Gypsum https://www.propanraya.com/id/produk/eco-gypsum-ee-4050