Map Of gypsum deposits in northern Ohio, black squares suggest The placement of deposits, from "Geography of Ohio", 1923 Gypsum is Utilized in lots of applications: Soil Amendment: Gypsum, often known as land plaster, is used like a soil conditioner to boost its framework and fertility. It benefits various varieties https://www.propanraya.com/id/produk/eco-gypsum-ee-4050