Piemontite from Mazatzal Domain, North America Plate
USA | |
| Garske, David (n.d.) Personal Communication. |
| Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 328. Galbraith, F.W. & D.J. Brennan (1959), Minerals of AZ: 100. Lausen (1927b), Piedmontite from Sulphur Springs Valley, AZ, Am.Min.: 12: 283-287 |
| Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 328. |
| Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 145 Guild, F.N. (1935), Piedmontite in AZ, Am.Min.: 20: 679-692. |
| Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 328. |
| Northrop, Stuart A., LaBruzza, F.A. (1996) Minerals of New Mexico (3rd ed.) University of New Mexico Press, Albuquerque, NM. |
Ash Canyon, Cochise County, Arizona, USA