Pyrite from selected localities.
USA | |
| Keith, Stanton B. (1974), AZ Bur. of Geol. & Min. Technology, Geol. Survey Br. Bull. 189, Index of Mining Properties in Pima County, AZ: 130 (Table 4); Peterson & Creasey (1943); Dale, et al (1961): 116-118; Arizona Bureau of Mines file data. |
Keith, Stanton B. (1974), AZ Bur. of Geol. & Min. Technology, Geol. Survey Br. Bull. 189, Index of Mining Properties in Pima County, AZ: 131 (Table 4); Peterson & Creasey (1943); Arizona Bureau of Mines file data. |