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A Geoscience Digital Image Library

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TitleJeffersonite (aegirine), Franklin, New Jersey
DescriptionJeffersonite is not a mineral name. Rather, it is a term sometimes used to describe a manganese-zinc variety of clinopyroxene related to the mineral aegirine. This 8 cm wide sample, from Franklin, New Jersey, is almost all black pyroxene.
LocationUSA ▹ New Jersey. Near Franklin.
PhotographerShannon Heinle. 2001-04-24.
CollectionUniversity of North Dakota Mineralogy Collection #1321.
Key wordsjeffersonite, New Jersey, Ranklin, aegirine
Tech details729 KB. Hand specimen. Fujifilm FinePix S1Pro digital camera; 60mm AF Nikon micro lens.
GeoDIL number389