geodil.jpg

A Geoscience Digital Image Library

93.jpg
TitleNorite, Wollaston Township, Ontario, Canada
DescriptionThis norite is an intrusive igneous rock composed primarily of hypersthene, plagioclase, garnet, and magnetite. Norite is often similar to gabbro; the primary difference is that norite contains orthopyroxene (hypershtene). This sample is about 8.5 cm across.
ChronostratigraphyPrecambrian
Geologic provinceUmfraville Gabbro
LocationUSA ▹ Ontario ▹ Wollaston Township
PhotographerDarla Sondrol. 2001-02-15.
CollectionWard’s Collection of Classic North American Rocks #29.
Key wordsnorite, Ontartio
Tech details964 KB. Hand specimen. Fujifilm FinePix S1Pro digital camera; 60mm AF Nikon micro lens.
GeoDIL number93