Raines, Ed2017-12-112022-02-032017-12-112022-02-03https://hdl.handle.net/11124/171942Specimen purchased in 2009 with funds donated by the Golden Civic Foundation.Photographed by Ed Raines.Specimen size: 4 1/2 x 3 x 2 3/4 inches.Mineral specimen is from the Commodore mine, Amethyst vein system, Creede mining district, Colorado. Some of the sphalerite exhibits twinning according to the spinel law, some of which has a polysynthetic habit.For more information about the Minerals of Creede, Colorado and the collection, see: http://libguides.mines.edu/GeologyMuseum/digitalcollectionsCreede.born digitaldigital photographsCopyright of the original work is retained by the photographer.isometric crystalsMines and mineral resources -- Colorado -- Mineral CountyCreede Mining District (Colo.)Sphalerite -- Colorado -- Mineral CountyGalena -- Colorado -- Mineral CountyCommodore Mine (Colo.)Image