Gypsum Caves: Gypsum Caves, often called gypsum karst caves, type in the dissolution of gypsum by groundwater. As slightly acidic water percolates via gypsum-wealthy bedrock, it progressively dissolves the gypsum, generating underground voids and passages. Very commonly it really is formed in the hydration of anhydrite by surface waters and https://www.propanraya.com/id/produk/eco-gypsum-ee-4050