Schorl from Maricopa County, Arizona, USA
USA | |
| Galbraith, F.W. & D.J. Brennan (1959), Minerals of AZ: 102 |
Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 400 Jahns, Richard H. (1952), AZ Bur. of Mines Bull. 162. | |
| Jahns, R.H. (1952), Pegmatite deposits of the White Picacho District, Maricopa and Yavapai Cos., AZ, AZ Bur. Mines Bull. 162: 82. |
Jahns, R.H. (1952), AZ Bur. Mines Bull. 162: 83-84. |
Mummy Mountain, Paradise Valley, Maricopa County, Arizona, USA