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USA | |
| Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 314 Gilluly, J. (1937), Geology and ore deposits of the Ajo quadrangle, AZ, AZ Bur. of Mines Bull. 141. |
| Thomas, William J., Gibbs, Ronald B. (1983) Famous Mineral Localities: The New Cornelia Mine, Ajo, Arizona. The Mineralogical Record, 14 (5) 283-298 |
| Gilluly, J. (1946), The Ajo mining district, Arizona, USGS PP 209: 96. |