Cleavage: Cleavage Refers to your mineral's tendency to break together particular planes of weak spot. Gypsum displays best cleavage in one direction and very good cleavage in A further way. This allows it to interrupt into predictable flat or a bit angled pieces. Surface mining will involve taking away overburden https://www.propanraya.com/id/produk/eco-gypsum-ee-4050
Gypsum for Dummies
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