Sphalerite from selected localities.
USA | |
| Keith, Stanton B. (1973), Arizona Bureau of Geology & Mineral Technology, Geol. Sur. Branch Bull. 187, Index of Mining Properties in Cochise Co., AZ: 55 (Table 4). |
| Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 377; Romslo, T.M. (1949), Investigation of Keystone and St. George copper-zinc deposits, Cochise Co., AZ, US Bur. Mines Rept. Inv. 4504. |
Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 383; Palache, C. (1941a), Crystallographic notes: Cahnite, stolzite, zincite, ultrabasite, Am.Min.: 26: 429-436; Galbraith, F.W. & D.J. Brennan (1959), Minerals of AZ: 81. | |
Rolf Luetcke | |
| Rolf Luetcke |
Keith, Stanton B. (1973), Arizona Bureau of Geology & Mineral Technology, Geol. Sur. Branch Bull. 187, Index of Mining Properties in Cochise Co., AZ: 59 (Table 4); Cooper & Silver (1964): 171-181. |
Unnamed W prospects [4], Dragoon, Cochise Mining District, Cochise County, Arizona, USA