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USA | |
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| (1891) The minerals of North Carolina. Bulletin Vol. 74. US Geological Survey doi:10.3133/b74
Genth,Frederick Augustus.,1891,The Minerals Of North Carolina |
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| Pratt, Joseph Hyde (1933) Gems and gem minerals of North Carolina. American Mineralogist, 18 (4) 148-159 |
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| Pratt, Joseph Hyde (1933) Gems and gem minerals of North Carolina. American Mineralogist, 18 (4) 148-159 |
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| Ref.: Dana 6:499, 560 & 1077. |
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| Rocks & Min.: 17:62 |
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| Rocks & Min.:11:76-77. |
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| Veal,William Brian (2004) Mineralogy Of The Peraluminous Spruce Pine Plutonic Suite,Mitchell,Avery, and Yancey Counties, North Carolina:B.S.,Georgia Southwestern State University |
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| Smithsonian Institution Mineral Reference Collection No.C5279-02 |
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| Rocks & Min.:11:58. |
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| Genth, F.A and Kerr W.C.,1881, Minerals and Mineral Localities of North Carolina, Geologic Survey North Carolina |
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| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
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| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
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| Rocks & Min.: 11:58. |
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| Genth, Frederick Augustus.,1891,The Minerals Of North Carolina:USGS Bulletion No.74 |
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| Rocks & Min.:11:58. |
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| Rocks & Min.: 11:57. |
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| Streeter, Michael (2003) A Rockhounding Guide to North Carolinas Blue Ridge Mountains. Milestone Press Inc. |
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| Rocks & Min.:11:77 & 60:92. |
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| U.S Bureau of Mines,Spatial Data Extraction from the Minerals System/Mineral Industry Location System(Mas/Mils)CD-Rom,Sep,1995 |
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| Schrader, Edward L., Furbish, William J. (1979) Hyalite from the Spruce Pine District, North Carolina. The Mineralogical Record, 10 (1) 29-30 |
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| Streeter, Michael (2003) A Rockhounding Guide to North Carolinas Blue Ridge Mountains. Milestone Press Inc. |
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| Schrader, Edward L., Furbish, William J. (1979) Hyalite from the Spruce Pine District, North Carolina. The Mineralogical Record, 10 (1) 29-30 |
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| Ross, Clarence S. (1937) Sphalerite from a pegmatite near Spruce Pine, North Carolina. American Mineralogist, 22 (5) 643-650 |
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| Rocks & Min.: 60:92. |
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| Schrader, Edward L., Furbish, William J. (1979) Hyalite from the Spruce Pine District, North Carolina. The Mineralogical Record, 10 (1) 29-30 |
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| Genth,F.A.,1891,The Minerals Of North Carolina:USGS Bulletion No.74 |
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- Hamme Tungsten Mining District
| Ransom, Jay Ellis (1974) Gems and Minerals of America - A Guide to Rock Collecting. Harper & Row. |
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| C.W. Allen collection |
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| C.W. Allen collection |
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| (2005) Mineral Resources Data System (MRDS), US Geological Survey.
Rocks and Minerals (1985) 60:84-93,99 |
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| Rocks & Min.:11:58. |
Mitchell County, North Carolina, USA