Piedmont province - The Geology of Virginia
 
    

K Y A N I T E

Bladed kyanite crystals

Bladed crystals of kyanite, an Al-rich silicate mineral, at Willis Mountain, Buckingham County. Kyanite is a mineral that forms during regional metamorphism under elevated temperatures and pressures.

 
    

APPALACHIAN PLATEAU | VALLEY & RIDGE | BLUE RIDGE | PIEDMONT | COASTAL PLAIN
 

(6/16/2000)