A Geoscience Digital Image Library

TitleKyanite in schist
DescriptionThis sample contains kyanite (dark blue/green blades), muscovite (white mica), biotite (black mica) and quartz (white). Kyanite has composition Al2SiO5. The assemblage kyanite-mica-quartz is common in high-pressure metamorphosed aluminum rich rocks. This specimen is about 10 cm across.
LocationUSA ▹ Massachusetts
PhotographerShannon Heinle. 2001-04-24.
CollectionUniversity of North Dakota Mineralogy Collection #3068.
Key wordskyanite, schist, Massachusetts
Tech details1017 KB. Hand specimen. Fujifilm FinePix S1Pro digital camera; 60mm AF Nikon micro lens.
GeoDIL number387