Cleavage: Cleavage refers to your mineral's inclination to interrupt alongside unique planes of weak point. Gypsum exhibits best cleavage in a single direction and fantastic cleavage in another way. This allows it to break into predictable flat or a little bit angled items. Over geological time scales, these crystals accumulate, https://www.propanraya.com/id/produk/eco-gypsum-ee-4050