Essay
Metamorphic grade describes the intensity or degree of metamorphism.The metamorphic grade of a rock is determined mainly by the temperature and amount of recrystallization or neocrystallization to which a rock is subjected.List the following rocks in order from low-grade to high-grade metamorphic rocks,then describe the changes seen in the suite of rocks as the grade is increased: gneiss,slate,schist,phyllite,and migmatite.
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Order from low grade to high grade: slat...View Answer
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