Question

A weakly foliated, coarse-grained metamorphic rock that is made mostly of quartz and feldspar is _____.

Answer 1

It's called Gneiss

Gneiss has been exposed to higher pressure and temperature which make it a high grade metamorphic rock

It displayed alternating layers composed of different minerals such as micas or chlorites

Answer 2

Answer:

this type of metamorphic rock is gneiss hope this helps!