|
USA | |
- Sanders-Defiance Plateau area (Sanders-Cheto District)
| Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 114 |
| WITTKE, J.H. & HOLM, R.F. (1996) The association basamnitic nephelinite - feldspar ijolite - nepheline monzosyenite at House Mountain Volcano, North-Central Arizona. Canadian Mineralogist 34, 221-240. |
| Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. |
| Carnein, Carl R., Bartos, Paul J. (2005) Famous mineral localities: The Cripple Creek Mining District, Colorado, in March - April 2005. The Mineralogical Record, 36 (2) 143-185 |
| Northrop, Stuart A., LaBruzza, F.A. (1996) Minerals of New Mexico (3rd ed.) University of New Mexico Press, Albuquerque, NM. |
- Iron Ridge Mining District (Neda Iron Mining District)
| Hawley, J. & A. Bevan (1934) Mineralogy and genesis of the Mayville iron ore of Wisconsin: american Mineralogist: 19 (11): 493- 514. |