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USA | |
- La Plata Mining District (California Mining District)
| Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. |
- Butte Mining District (Summit Valley Mining District)
| Mineralogical Record 33:1 |
| The Mineralogy of The Butte District, Montana Guilbert and Zeihen 1964 |
| Mineralogical Record 33:1 |
| The Mineralogy of The Butte District, Montana Guilbert and Zeihen 1964 |
| The Mineralogy of The Butte District, Montana Guilbert and Zeihen 1964 |
| King, Van (n.d.) Personal communcation. |
| Northrop, Stuart A., LaBruzza, F.A. (1996) Minerals of New Mexico (3rd ed.) University of New Mexico Press, Albuquerque, NM. Foord, E. E., & Shawe, D. R. (1989). The Pb-Bi-Ag-Cu-(Hg) Chemistry Of Galena And Some Associated Sulfosalts: A Reviewand Some New Data From Colorado, California And Pennsylvania. Canadian Mineralogist, 27, 363-382. P. Hlava & Irving (1985) 6th annual New Mexico Mineral Symposium |
Butte Mining District, Silver Bow County, Montana, USA