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USA | |
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| Redden, Jack Allison (1959) Beryl deposits of the Beecher No.3 Black Diamond pegmatite, Custer County, South Dakota. USGS Bulletin: 1072- |
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| U.S. Geological Survey Professional Paper 297 |
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| USGS Prof Paper 297F |
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| Am Min (1946), 31:192 |
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| [MinRec 4:111, 4:131-136] |
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| U.S. Geological Survey Professional Paper 297 |
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| USGS Prof Paper 297F |
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| Grice, Joel D., Peacor, Donald R., Robinson, George W., Van Velthuizen, Jerry, Roberts, Willard L., Campbell, Thomas J., Dunn, Pete J. (1985) Tiptopite (Li,K,Na,Ca,β»)8Be6(PO4)6(OH)4, a new mineral species from the Black Hills, South Dakota. The Canadian Mineralogist, 23 (1) 43-46
Dunn, P.J., Roberts, W.L., Campbell, T.J., and Leavens, P.B. (1983) Red Montgomeryite and associated minerals from the Tip Top Pegmatite with notes on kingsmountite and calcioferrite. The Mineralogical Record: 14(3): 195-197. |
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| USGS Prof Paper 297F |
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| USGS Prof Paper 297D |
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| USGS Prof Paper 297D |
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| USGS Prof Paper 297F |
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| Roberts, Willard Lincoln, Rapp, George Jr. (1965) Mineralogy of the Black Hills. Bulletin 18. South Dakota School of Mines and Technology |
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| U.S. Geological Survey Professional Paper 297 |
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| U.S. Geological Survey Professional Paper 297 |
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| USGS Prof Paper 297D |
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| USGS Prof Paper 297F |
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| Norton, James J. (1964) Pegmatites and other Precambrian Rocks in the Southern Black Hills
Geology and mineral deposits of some pegmatites in the southern Black Hills, South Dakota. USGS Professional Paper 297E. |
- Unorganized mining district [1]
| USGS Prof Paper 297F |
