Which rock forms by contact metamorphism of fine grained mudstones, shales, and volcanics?
A) phyllite
B) gneiss
C) limestone
D) hornfels

Question

Quizplus · Accepted Answer

Hornfels is the type of rock that forms by contact metamorphism of fine-grained mudstones, shales, and volcanics. This process occurs when these rocks are subjected to high temperatures and pressures near magma bodies, altering their mineralogy and texture without melting them.

Which Rock Forms by Contact Metamorphism of Fine Grained Mudstones