Spangolite from selected localities.
USA | |
| Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 376; Galbraith, F.W. & D.J. Brennan (1959), Minerals of AZ: 65; Dana 7:II:578,1094. |
Merritt Stephen Enders (2000) The Evolution of Supergene Enrichment in the Morenci Porphyry Copper Deposit, Greenlee County, Arizona. PhD Thesis, University of Arizona |