Halloysite from Globe-Miami Mining District, Gila County, Arizona, USA
USA | |
| MRDS database Dep. ID #10046353, MRDS ID #M241482. |
| Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 266 Galbraith, F.W. & D.J. Brennan (1959), Minerals of AZ: 108. Schwartz, George Melvin (1947) Hydrothermal alteration in the "porphyry copper" deposits. Economic Geology, 42 (4) 319-352 doi:10.2113/gsecongeo.42.4.319 |
| Freeport-McMoRan |