The answer would be "Rhyolite Porphyry"
It is a rock that contains
a) Orthoclase + Orthoclase phenocryst = 35 % + 15 % = 50 % = plagioclase feldspar
b) Quartz = 30%
c) Alkali fled spar = 20%
Answer:
see I need help for chemistry pls anyone here helps me I must submit before 10:30
Mining hope my answer helped............
All of the above except "formed from the remains of dead plants."
Metamorphic rock is formed by heat and pressure from any type of rock (igneous or sesimentary) and is part of the rock cycle.
