Gypsum are available in hydrothermal veins, which can be fractures in rocks filled with mineral-loaded fluids that originate from deep throughout the Earth's crust. The type of gypsum: Diverse processing strategies can generate gypsum products and solutions with varying Homes, generating them well suited for unique applications. " ( … https://www.propanraya.com/id/produk/eco-gypsum-ee-4050