Author Question: If metamorphic rock contains biotite, garnet, and staurolite, it is ____________________ grade. Fill ... (Read 52 times)

JMatthes · **on:** Jul 15, 2018

If metamorphic rock contains biotite, garnet, and staurolite, it is ___________________ _ grade. Fill in the blank(s) with the appropriate word(s).

Question 2

A rock with segregated light and dark bands, containing the minerals quartz, feldspar, hornblende, and
mica, is a(n) ___________________ _ gneiss. Fill in the blank(s) with the appropriate word(s).