Which two, metamorphic rocks are each composed predominantly of a single mineral?
A) mica schist and granitic gneiss
B) fault breccia and graphitic schist
C) marble and quartzite
D) garnet schist and andalusite hornfels

Question

Quizplus · Accepted Answer

Marble is predominantly composed of calcite or dolomite, and quartzite is almost entirely composed of quartz. These rocks are each made up of a single mineral, fitting the criteria.

Which Two, Metamorphic Rocks Are Each Composed Predominantly of a Single