Metamorphic Rock Pictures
Pamela J. W. Gore
Georgia Perimeter College
Foliated metamorphic rocks
Slate
Note relict bedding, running from top to bottom in this photo.
Phyllite
Note crenulations (folds) and square brown crystals of staurolite
Schist
Chlorite schist
Gneiss
Nonfoliated metamorphic rocks
Pink Georgia Marble
Note that bands of dark micas represent muddy layers in the limestone prior to metamorphism.
Quartzite
Serpentinite.
Note veins of chrysotile asbestos running from upper left to lower right
Metamorphic Minerals
Kyanite in quartzite
Garnet (dark red to purple) and staurolite (brown) in phyllite