These are used to describe how minerals break into pieces. Minerals are crystalline structures, and breakage of minerals may take place in weak parts of the structure. The planes of weak bonding or the breakage along the crystalline structure where a mineral is likely to break smoothly.
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Answer:
Cleavage/Cleavage & Fracture
Explanation:
Cleavage & Fracture refer to the way the mineral breaks. Some minerals have a tendency to split or crack along parallel or flat planes.