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USA | |
| Lovering, T.S., Goddard, E.N. (1950) Geology and ore deposits of the Front Range, Colorado. Professional Paper 223. US Geological Survey doi:10.3133/pp223 |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
- Dunkin; Juniata; Puzzle; Ouray; Gold Dust; Washington
| Lovering, T.S., Goddard, E.N. (1950) Geology and ore deposits of the Front Range, Colorado. Professional Paper 223. US Geological Survey doi:10.3133/pp223 |
| [MinRec 32:31] |
| USGS Proffesional Paper 75 |
| Rocks & Min.:57:60. |
| Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. R. P Rothwell (1898) The Mineral Industry, its statistics, technology and trade. Vol. 6 Scientific Publishing Co., New York USGS Proffesional Paper 75 |
| Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. |
| Lovering, T.S., Goddard, E.N. (1950) Geology and ore deposits of the Front Range, Colorado. Professional Paper 223. US Geological Survey doi:10.3133/pp223 Rocks & Min.: 63:49. |
| Lovering, T.S., Goddard, E.N. (1950) Geology and ore deposits of the Front Range, Colorado. Professional Paper 223. US Geological Survey doi:10.3133/pp223 |
| USGS Proffesional Paper 75 |
| Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. |
| USGS Proffesional Paper 75 |
| Lovering, T.S., Goddard, E.N. (1950) Geology and ore deposits of the Front Range, Colorado. Professional Paper 223. US Geological Survey doi:10.3133/pp223 |
| USGS Proffesional Paper 75 |
| USGS Proffesional Paper 75 |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| USGS Proffesional Paper 75 |
| USGS Proffesional Paper 75 |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| Lovering, T.S., Goddard, E.N. (1950) Geology and ore deposits of the Front Range, Colorado. Professional Paper 223. US Geological Survey doi:10.3133/pp223 |
Wapih Mine, Farncomb Hill, French Gulch, Breckenridge Mining District, Summit County, Colorado, USA