Zircon from


USA
Arizona Apache & Navajo Cos. ⓘ White Canyon-Monument Valley District	Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 400, 431 Young, R.G. (1964), Distribution of uranium deposits in the White Canyon-Monument Valley District, UT-AZ, Econ.Geol.: 59: 850-973.
Pima County ⓘ Ajo Mining District	Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 431 Hutton, C. O., Vlisidis, A. C. (1960) Papagoite, a new copper-bearing mineral from Ajo, Arizona. American Mineralogist, 45 (5-6) 599-611 Gilluly, J. (1937), Geology and ore deposits of the Ajo quadrangle, AZ, AZ Bur. of Mines Bull. 141
Little Ajo Mountains Ajo ⓘ New Cornelia Mine	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: 93..
Baboquivari Mountains Baboquivari Mining District ⓘ Calvert prospects (Terry Marie Nos. 1 & 2 prospects; Terry Marie No. 1-3; Nelsons Pride Mine; Nelson's Pride No. 1-4)	MRDS database Dep. ID file #10039482, MRDS ID #M050146.
Silver Bell Mountains Silver Bell Mining District ⓘ Silver Bell area	Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 431 Kerr, P.F. (1951), Alteration features at Silverbell, AZ, Geol. Soc. Amer. Bull.: 62: 451-480.