- Papago Mining District (Sierrita Mining District)
| Keith, Stanton B. (1974), AZ Bur. of Geol. & Min. Technology, Geol. Survey Br. Bull. 189, Index of Mining Properties in Pima County, AZ: 132 (Table 4) Granger, H.C. & R.B. Raup (1962), Recon. study of uranium deposits in AZ, USGS Bull. 1147-A: A25-A29. |