Metamorphic rocks are formed in nature by being exposed to high temperatures and pressures as a result of being sedimentary rocks positioned deep underneath the surface of the earth, or being close to molten magma that could cause increases in temperature.
Metamorphic rocks are formed my existing rockd tgatjoin together heat and pressure.For example, marble and slate.is when the minerals are chemically change due to eat or pressure are often seen near Magma,but they do not melt like igneous rock
