- 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. Saunders, J. A. (1986). Petrology, mineralogy, and geochemistry of representative gold telluride ores from Colorado (Doctoral dissertation, Colorado School of Mines). |
Bessie G Mine, La Plata Mining District, La Plata County, Colorado, USA