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USA | |
| Bonev, I. K., Petrunov, R., Cook, N. J., & Ciobanu, C. L. (2005). Kostovite and its argentian varieties: Deposits and mineral associations. Geochem. Mineral. Petrol.(Bulg. Acad. Sci.), 42, 1-22. Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 379 Graeme, Richard W. (1993) Bisbee [Arizona] Revisited: An Update on the Mineralogy of This Famous Locality. The Mineralogical Record, 24 (6) 421-436 |
| Betts, John (n.d.) John Betts website listing. |
| Anthony, John W., Williams, Sidney A., Bideaux, Richard A., Grant, Raymond W. (1995) Mineralogy of Arizona (3rd ed.) University of Arizona Press, Tucson, AZ. |
| Northrop, Stuart A., LaBruzza, F.A. (1996) Minerals of New Mexico (3rd ed.) University of New Mexico Press, Albuquerque, NM. |
- Black Hawk Mining District
| [Rocks & Minerals Vol 68 March/April 1993 p96] |
| [Rocks & Minerals Vol 68 March/April 1993 p96] |
- Franklin Mountains (Franklin Range)
| Smith, Arthur E. (1991) Texas Mineral Locality Index. Rocks & Minerals, 66 (3) 196-224 doi:10.1080/00357529.1991.11761622 |
Warren Mining District, Cochise County, Arizona, USA