Rocks Metamorphic Rocks
Metamorphic Rock • Metamorphic rock is created by heat and pressure deep beneath Earth’s surface.
Types of Metamorphic Rocks • Geologists classify metamorphic rocks according to the arrangement of the grains that make up the rocks.
Foliated vs Non foliated • Metamorphic rock’s grains can be arranged in parallel layers or bands, we call these types of metamorphic rocks foliated rocks. Ex. Slate • In non foliated rock, the grains are arranged randomly. Ex. Marble and Quartzite
Uses of Metamorphic Rock • Certain metamorphic rocks are important materials for building and sculpture. • The wide arrangement of color makes them great for design work.