Common Metamorphic Rocks (Part 2)
Schist
Schist is a medium- to high-grade metamorphic rock. It is usually shiny and crinkled.
Kyanite Schist (Photograph by Stan Johnson)
This sample is from Buckingham County.
Gneiss
Gneiss is a high-grade metamorphic rock characterized by alternating bands of dark and light minerals.
Gneisses (Photographs by Stan Johnson)
These samples are from Hanover County (left) and Buckingham County (right).
Amphibolite
Amphibolite is a hornblende-rich foliated metamorphic rock that indicates medium- to high-grade metamorphism.
Amphibolite (Photograph by Bill Henika)
This amphibolite is from Halifax County.