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USA | |
| Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 109 Hutton, C. O., Vlisidis, A. C. (1960) Papagoite, a new copper-bearing mineral from Ajo, Arizona. American Mineralogist, 45 (5-6) 599-611 |
| Thomas, William J., Gibbs, Ronald B. (1983) Famous Mineral Localities: The New Cornelia Mine, Ajo, Arizona. The Mineralogical Record, 14 (5) 283-298 |