Multiple Choice
Kyanite, andalusite and sillimanite
A) are index minerals formed from clay-rich parent rocks.
B) form from the same parent rocks under different combinations of pressure and temperature.
C) can transform from one to the other depending on changes in temperature and pressure.
D) have the same chemical composition.
E) all of the above
Correct Answer:
Verified
Correct Answer:
Verified
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