Alabaster: This High-quality-grained a number of gypsum is distinguished by its uniform texture and translucent top quality. Gypsum can be found in hydrothermal veins, which are fractures in rocks full of mineral-loaded fluids that originate from deep inside the Earth's crust. Calcite crystals may be distinguished from apparent gypsum crystals https://www.propanraya.com/id/produk/eco-gypsum-ee-4050