Cleavage: Cleavage refers to the mineral's inclination to break together precise planes of weak spot. Gypsum displays excellent cleavage in a single direction and superior cleavage in An additional path. This allows it to interrupt into predictable flat or a bit angled parts. Area mining requires getting rid of overburden https://www.propanraya.com/id/produk/eco-gypsum-ee-4050