Quartz from selected localities.
USA | |
| Bove, D.J., Caine, J.S., and Lowers, H.A., 2012, Geologic and mineralogic controls on acid and metal-rich rock drainage in an alpine watershed, Handcart Gulch, Colorado: U.S. Geological Survey Scientific Investigations Report 2012–5067, 121 p. |
Eckel, E.B. (1997) Minerals of Colorado. | |
U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.; U.S. Geological Survey Professional Paper 223 | |
U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia. | |
| Minerals of Colorado (1997) E.B. Eckel |