What Are The Two Types Of Metamorphism?
What Are The Two Types Of Metamorphism? Contact metamorphism—occurs when magma contacts a rock, changing it by extreme heat (Figure 4.14). Regional metamorphism—occurs when great masses of rock change over a wide area due to pressure exerted on rocks at plate boundaries. What are 2 metamorphic rocks? Common metamorphic rocks include phyllite, schist, gneiss, quartzite