This Is especially helpful in parts at risk of drought. The addition of gypsum can boost superior drainage and air circulation, which could assist root development and nutrient absorption. Gypsum occurs in comprehensive beds related to other evaporite minerals (e.g., anhydrite and halite), specially in Permian and Triassic sedimentary formations; https://www.propanraya.com/id/produk/eco-gypsum-ee-4050