- West Colusa Mine, Butte, Butte District, Silver Bow Co., Montana, USA
- Thumbnail, 2.6 x 2.4 x 1.3 cm
Butte enargites are probably the finest on earth. This outstanding, pristine thumbnail crystal has sharp, textbook crystal form, along with being beautifully striated with metallic-gray luster. Classic, old-time material from the West Colusa Mine. Ex. Harvard, Scalisi, and George Feist (#2494) Collections.