Inside Earth Chapter 5 Rocks 5.5 Metamorphic Rocks

5.5 Metamorphic Rocks Key Concepts Under what conditions do metamorphic rocks form? Heat and pressure deep beneath Earth’s surface can change any rock into metamorphic. How do geologists classify metamorphic rocks? According to the arrangement of the grains that make up the rock. How are metamorphic rocks used? They are important materials for building and sculpture.

5.5 Metamorphic Rocks Key Terms foliated

5.5 Metamorphic Rocks Types of Metamorphic Rocks Foliated rocks – The grains arranged in parallel layers or bands. Non foliated rocks – The grains are arranged randomly throughout the rock.