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USA | |
| Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. |
- Argentine Mining District
| Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. |
| Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. |
| Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. |
- Blue Wing Mining District
| Ream, Lanny R. (2004) Idaho Minerals (2nd ed.) L. R. Ream Publishing, Coeur d'Alene, ID. |
- Philipsburg Mining District (Flint Creek Mining District)
| Gobla, Michael J. (2012) Montana Mineral Locality Index. Rocks & Minerals, 87 (3) 208-240 doi:10.1080/00357529.2012.676825 Waisman, Dave (1992) Minerals of the Black Pine Mine, Granite County, Montana. The Mineralogical Record, 23 (6) 477-483 |
- South Boulder Creek Mining District (Princeton Mining District)
| Min News 20:6 pp11-12 |
Black Pine Mine, Philipsburg Mining District, Granite County, Montana, USA