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1. What do variations in the mineralogy and textures of metamorphic rocks tell us?

A The age of the rock
B The distance the grains have travelled
C When metamorphism occurred
D The degree or grade of metamorphism

1 Answer

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Answer - D) The degree or grade of the metamorphism. The degree or grade of metamorphism is the degree of temperature and pressure acted on the rock during the metamorphic events.
User Steve Childs
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