Alabaster: This Fine-grained assortment of gypsum is distinguished by its uniform texture and translucent quality. Gypsum can be found in hydrothermal veins, which can be fractures in rocks stuffed with mineral-prosperous fluids that originate from deep within the Earth's crust. Calcite has a few perfect cleavages that sort rhombic fragments, https://www.propanraya.com/id/produk/eco-gypsum-ee-4050