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Subject
IV. Metamorphic Rock
Mrs. Watkins 6th Grade Earth
Science
Slate
Marble
Schist
Gneiss
Quartzite
Main Idea
A. How Metamorphic
Rocks Form
(Origin)
Detail
- Meta means “change”
- Morphos means “shape”
1. Heat and pressure deep
beneath Earth’s surface
can change any rock into
metamorphic rock.
2. Can form from igneous
rock, sedimentary rock,
and other metamorphic
rock.
Main Idea
Detail
-Classified by the pattern
of grains that make up
the rocks.
1. Foliated Rocks – rocks
whose grains are
Write the two examples
arranged in parallel
Gneiss
Schist
layers or bands
B. Classifying
Metamorphic
Rocks
Main Idea
B. Classifying
Metamorphic
Rocks
Write the two examples
Marble
Quartzite
Detail
2. Nonfoliated Rocks –
rocks whose grains are
arranged randomly. No
pattern/layers.
C. Uses of Metamorphic Rocks
• Marble and Slate are the most used
• Marble used because it can be cut into
thin slabs and it is easy to polish.
• Slate splits easily into flat pieces and can
be used for flooring, roofing, walkways,
and chalkboards.
DO NOT copy this slide. Just read!
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