1. Earth Materials

Metamorphic Rocks — Quiz

Test your understanding of metamorphic rocks with 5 practice questions.

Practice Questions

Question 1

Which index mineral assemblage is diagnostic of amphibolite facies?

Question 2

Which metamorphic texture results from the overprinting of an earlier foliation by a later cleavage, producing fine-scale microfolding?

Question 3

The reaction $CaCO_3 + SiO_2 \rightarrow CaSiO_3 + CO_2$ exemplifies which type of metamorphic reaction?

Question 4

Which metamorphic facies series is defined by the progression through kyanite, staurolite, and sillimanite zones under increasing temperature and pressure?

Question 5

The transformation of quartz to coesite at high pressure without chemical composition change exemplifies which reaction type?