Quartz from selected localities.
USA | |
| USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10088879 & 10109873. |
| [var: Chalcedony] MRDS database Dep. ID #10048292, MRDS D #M800422. |
| Walder, I. F., Carr, D., Lee, J. S., & Williamson, A. (2004) Similarities in hydrogeochemical processes between ore deposition formation and acid mine drainage. Example near a porphyry copper mine. Proceedings 2004 - International Mine Water Association |
Van King; Merritt Stephen Enders (2000) The Evolution of Supergene Enrichment in the Morenci Porphyry Copper Deposit, Greenlee County, Arizona. PhD Thesis, University of Arizona | |
Schumer, B. N., Stegen, R. J., Barton, M. D., Hiskey, J. B., & Downs, R. T. (2019). Mineralogical profile of supergene sulfide ore in the western copper area, Morenci mine, Arizona. The Canadian Mineralogist, 57(3), 391-401. |
Morenci Mine, Morenci, Greenlee County, Arizona, USA