Chalcopyrite from selected localities.
USA | |
| Minerals of Colorado (1997) E.B. Eckel |
Geology and Mining Industry of Leadville, Samuel F. Emmons, 1886 | |
Minerals of Colorado (1997) Eckel, E. B.; Raabe, K. C. & Sack, R. O. (1984): Growth zoning in tetrahedrite-tennantite from the Hock Hocking mine, Alma, Colorado. Canadian Mineralogist 22, 577-582. | |
Singewald, Quentin Dreyer; Butler, Bert Sylvenus (1941) Ore deposits in the vicinity of the London fault of Colorado. USGS Bulletin: 911 | |
U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia. | |
Geology and Mining Industry of Leadville, Samuel F. Emmons, 1886 |