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Canada | |
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| King, Van (n.d.) Personal communcation. |
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USA | |
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| Phillip Betancourt |
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| Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. |
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| Rocks & Min.: 24:235. |
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| Kucera, Ken (2021) The Bulldog Mountain Mine (aka Bulldog Mine), Blocks of Nearly Solid Silver, Creede Mining District, Mineral County, Colorado. CSM-Museum-Newsletter, 1-45 |
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| Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. |
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| Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. |
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| U.S. Geological Survey Professional Paper 1753 |
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| U.S. Geological Survey Professional Paper 1753 |
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| U.S. Geological Survey Professional Paper 1753 |
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| Chakhmouradian, Anton R., Mitchell, Roger H. (2002) The mineralogy of Ba- and Zr-rich alkaline pegmatites from Gordon Butte, Crazy Mountains (Montana, USA): comparisons between potassic and sodic agpaitic pegmatites. Contributions to Mineralogy and Petrology, 143 (1) 93-114 doi:10.1007/s00410-001-0333-6
Mitchell, Roger H. (2000) The mineralogy of nepheline-syenite pegmatites and associated alkaline rocks from Gordon Butte, Crazy Mountains (Montana) CSEG Symposium, Canadian Society of Exploration Geophysicists. |
- Butte Mining District (Summit Valley Mining District)
| Rocks & Min.: 16:243, 247. |
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| Rocks & Min.: 16:243, 247. |
- South Pass-Atlantic City Mining District
| Moore, Thomas P. (2001) What's New in Minerals - Tucson Show 2001. The Mineralogical Record, 32 (3) 245-257 |
Atlantic City Mine, Atlantic City, South Pass-Atlantic City Mining District, Fremont County, Wyoming, USA