Earth Science Metamorphic Rocks Classification Flashcards
1
Q
-When minerals rearrange in flat layers due to extreme pressure.
A
Foliated
2
Q
-Is a type of foliation where pressure separates minerals into light and dark layers
A
-Banding
3
Q
-When minerals rearrange and change form, but do not form layers
A
Non-foliated
4
Q
What are the 3 types of grain size
A
- Fine
- Medium
- Coarse
5
Q
What is Mineral Composition:
A
-Minerals that make up the rocks
6
Q
-Process in which metamorphic rocks are formed over large areas due to temperature and pressure increases.
A
Regional Metamorphism
7
Q
-Process in which preexisting rock changes when heat from magma or lava rearranges the minerals.
A
Contact Metamorphism
