1. Inside Earth Chapter 5.5 Pages 162-164
Metamorphic Rocks
Inside Earth Chapter 5.5
Pages

2. Formation of Metamorphic Rocks
Heat and Pressure deep beneath Earth’s surface changes rock
Temperatures of 200⁰ C, Pressure of 300MPa
200+ degrees C = Temp
Pressure = 300MPa, or 3,000x atmospheric pressure

3. Formation of Metamorphic Rocks
Rocks change in…
Appearance
Texture
Crystal structure
Mineral composition

4. Which is another likely Metamorphic change?
Weight increase B
Density increase C
Density decrease D
Weight decrease

5. Classifying Metamorphic Rocks
Foliated
Grains arranged in parallel layers or bands
May split along the bands or layers
Non-Foliated
Mineral grains are arranged randomly
Do not split into layers.

6. Classifying (Parent Rocks)
Foliated
Parent Rock
Metamorphic Rock
Granite
Gneiss
Shale
Slate
Non-Foliated
Parent Rock
Metamorphic Rock
Limestone
Marble
Sandstone
Quartzite

7. The grains in Non-foliated rocks are arranged in a specific way.
True F
False
– arranged randomly

8. Uses of Metamorphic Rocks
Marble
Easily polished
Used for buildings and statues
Slate
Easily splits into flat pieces
Roofing, walkways, chalkboards

9. Metamorphic rocks come from…
Igneous rocks B
Sedimentary rocks C
Other metamorphic rocks D
Every kind of rock