Chalcocite from Pine Grove Mining District, Bradshaw Mountains (Bradshaw Range), Yavapai County, Arizona, USA
USA | |
| Scovil, Jeffrey A., Wagner, Les (1991) The Fat Jack Mine, Yavapai County, Arizona. The Mineralogical Record, 22 (1) 21-28 |
Lindgren, W. (1926), USGS Bull. 782: 165-166 |