metamorphic rock

Table of Contents

Introduction
Metamorphic variables
- Temperature
- Pressure
- Rock composition
  - Classification into four chemical systems
  - Thermodynamics of metamorphic assemblages
Metamorphic reactions
- Reactions in a kaolinite-quartz system
- Reactions of other mineral systems
- Isograds
- Principal types
- Retrograde metamorphism
Textural features
- Major features
- Lamination
Structural features
Metamorphic facies
- Facies series
- Pressure-temperature-time paths
Origin of metamorphic rocks: types of metamorphism
- Hydrothermal metamorphism
- Dynamic metamorphism
- Contact metamorphism
  - Sanidinite facies
  - Pyroxene-hornfels facies
  - Hornblende-hornfels facies
  - Albite-epidote-hornfels facies
- Regional metamorphism
  - Zeolite facies
  - Prehnite-pumpellyite facies
  - Blueschist facies
  - Eclogite facies
  - Greenschist facies
  - Amphibolite facies
  - Granulite facies
Distribution of metamorphic rocks
Classification of metamorphic rocks
- Schist
- Slate
- Gneiss
- Hornfels
- Marble
- Mylonites and cataclastites
- Other classes

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lineation s-surface greenstone porphyroblast hornfels granulite granulite–gneiss belt metamorphic facies blueschist greenstone-granite belt sedimentary rock igneous rock texture stratification aquifer regolith exfoliation cryoseism bedrock bulging

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