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USA | |
| Anthony, John W., Williams, Sidney A., Bideaux, Richard A., Grant, Raymond W. (1995) Mineralogy of Arizona (3rd ed.) University of Arizona Press, Tucson, AZ. |
| Robert B. Scarborough (1981) Radioactive occurrences and uranium production in Arizona GJBX – 143(81) |
| Galbraith, F.W. & Brennan (1959), Mins. of AZ: 41, 101. |
| Schaller, W.T., et al (1962), An Unusual Beryl from Arizona, American Mineralogist: 47: 672-699. |
- Greenwood Mining District
| Robert B. Scarborough (1981) Radioactive occurrences and uranium production in Arizona GJBX – 143(81) Atomic Energy Comm., RME-158 (Jun 1970) MRDS file #10092687. |
| Thomas, William J., Gibbs, Ronald B. (1983) Famous Mineral Localities: The New Cornelia Mine, Ajo, Arizona. The Mineralogical Record, 14 (5) 283-298 |
| Jones, R.W. & W.E. Wilson (1983), The Ray mine, Min.Rec.: 14(5): 311-322. |
- White Picacho Mining District
| Jahns, R.H. (1952), Pegmatite deposits of the White Picacho District, Maricopa and Yavapai Cos., AZ, AZ Bur. Mines Bull. 162: 90-93. |