A Geoscience Digital Image Library

TitleBornite from Eisleben, Germany
DescriptionThe dark colored mineral is bornite. The lighter material is mostly quartz with some sericite (white mica) mixed in. Bornite is typically dark brown or black, but may tarnish to be various shades of irredescent blue. A hint of blue can be seen in this specimen. When tarnishing produces bright colors, bornite is sometimes referred to as “peacock ore.” Bornite, a copper iron sulfide, is sometimes a major coppper ore mineral. This specimen is 7 cm across.
LocationGermany. Near Eisleben.
PhotographerDarla Sondrol. 2001-07-11.
CollectionUniversity of North Dakota Mineralogy Collection #441.
Key wordsbornite, Germany
Tech details640 KB. Hand specimen. Fujifilm FinePix S1Pro digital camera; 60mm AF Nikon micro lens.
GeoDIL number1142