What two, metamorphic rocks are composed predominantly of single minerals?
A. mica schist and granitic gneiss
B. fault breccia and graphitic schist
C. garnet schist and hornfels
D. marble and quartzite
Answer:D
What two, metamorphic rocks are composed predominantly of single minerals?
A. mica schist and granitic gneiss B. fault breccia and graphitic schist C. garnet schist and hornfels D. marble and quartzite