Rocks (Book)

This chapter discusses the rock cycle and each of the three major types of rocks that form on Earth. Separate sections cover igneous, sedimentary, and metamorphic rocks individually.

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METAMORPHIC ROCKS

- Contact metamorphism

Contact metamorphism results when magma contacts a rock, changing it by extreme heat

Image of Contact metamorphism

A) Hornfels is a rock that is created by contact metamorphism. (B) Hornfels is so hard that it can create peaks like the Matterhorn.