Vocabulary
Stages of Shale Metamorphism
Foliation
100
Rocks created by heat, pressure or both that are formed in place of other rocks.
What are metamorphic rocks?
100
The first rock in the cycle.
What is shale?
100
Arrangement of minerals in flat, wavy, parallel bands.
What is foliation?
200
This causes a rock's minerals to expand in one direction.
What is pressure?
200
The second rock in the cycle.
What is slate?
200
This causes minerals to separate into light and dark bands.
What is increasing heat and pressure?
300
The first rock in the stages of metamorphism(may be igneous, sedimentary or even metamorphic).
What is a parent rock?
300
The third rock in the cycle.
What is phyllite?
300
These rocks do not show foliation.
What is a rock made of one mineral?
400
When the crystals of a rock reform.
What is recrystallization?
400
The fourth rock in the cycle.
What is schist?
400
Another reason why metamorphic rocks may not show foliation.
What is a rock made of one mineral?
500
The process that metamorphic rocks go through.
What is metamorphism?
500
The last and final rock in the cycle.
What is gneiss?
500
This mineral is used by sculptors because it doesn't break into layers.
What is marble?
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