Illite from Gila County, Arizona, USA
USA | |
| MRDS database Dep. ID #10062184, MRDS ID #TC35486. |
| Keith, Stanley B. (1972) Mineralogy and Paragenesis of the 79 Mine Lead-Zinc-Copper Deposit [Arizona]. The Mineralogical Record, 3 (6) 247-264 |
| Freeport-McMoRan |