Mind map

Metamorphic Processes

cvill018 Earth Systems College English

Map content

transition of one rock into another by change in temperature and/or pressure
- Agents
  - Heat
    - contact metamorphism
    - geothermal gradient
  - Pressure
    - confining pressure
    - differential stress
  - Circulating Fluids
    - hydrothermal alteration
    - aids in recrystallization
Regional
- Mountain Building
- Convergent Boundaries
- large scale
Contact
- igneous intrusion and surrounding rock
- High Temp
- local scale
- Common margin of magma chambers
Hydrothermal
- chemical alteration
- metals precipitate in a fracture
  - deposited from a water solution in pores
Texture
- Foliation
  - Med-High Grade
  - High Grade
    - gneiss
  - Low Grade
- NonFoliated
  - Marble
  - quartzite

Description: College Earth Systems (Metamorphic Processes ) Mind Map on Metamorphic Processes, created by cvill018 on 05/11/2014.
Created by: cvill018
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