Cleavage: Cleavage refers to your mineral's inclination to break along particular planes of weakness. Gypsum exhibits fantastic cleavage in a single route and great cleavage in A further route. This allows it to interrupt into predictable flat or a little angled parts. Crystal Procedure: Gypsum crystals belong for the monoclinic https://www.propanraya.com/id/produk/eco-gypsum-ee-4050