Rock group | Metamorphic |
Metamorphism type | Regional High pressure Low temperature |
Metamorphic rock class | Metapelite Metabasite |
Protolith | Varies |
Facies | Blueschist |
Common minerals | Glaucophane Jadeite Lawsonite Aragonite |
Blueschist in hand sample
Garnet-studded blueschist
Porphyroblastic blueschist from Turkey
Fine-grained blueschist
Medium-grained blueschist
Blueschist in thin section
![](http://blogs.nvcc.edu/mineralogy/files/2020/10/50HD0296-1024x768.jpg)
![](http://blogs.nvcc.edu/mineralogy/files/2020/10/50HD0298-1024x768.jpg)