Title | Tetrahedrite with quartz |
Description | This sample contains dark silvery tetrahedrite, Cu12Sb4S13 (copper antimony sulfide), with quartz crystals. Tetrahedrite is named for its common crystal form, the tetrahedron. It is an ore of copper and sometimes as silver. This specimen in 11 cm across. |
Photographer | Darla Sondrol. 2001-07-18. |
Collection | University of North Dakota Mineralogy Collection #426. |
Key words | tetrahedrite, quartz |
Tech details | 626 KB. Hand specimen. Fujifilm FinePix S1Pro digital camera; 60mm AF Nikon micro lens. |
GeoDIL number | 1251 |
|