Which of the following statements about the metamorphism of a shale is false?
A)With increasing metamorphism,clay minerals break down to form micas.
B)With increasing metamorphism,the grain size of the rock gets smaller.
C)With increasing metamorphism,foliation develops.
D)With increasing metamorphism,the amount of water in the rock decreases.

Question

Quizplus · Accepted Answer

With increasing metamorphism, the grain size of the rock actually gets larger, not smaller. This is because the heat and pressure cause the minerals to recrystallize into larger grains.

Which of the Following Statements About the Metamorphism of a Shale