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USA | |
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| Lunsford,Joel D.,Berg,Christopher A and Hollabaugh,Curtis L (2012) Quantitative Mineralogy of Tourmalines From the Spruce Pine Pegmatite in Mitchell County, North Carolina
Geological Society of America Vol.44, No.4,p.7 |
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| Wise,Michael A.,and Brown,Cathleen D,( 2009) Extreme Rare Element Enrichment In A Muscovite-Rare Element Class Granitic Pegmatite
A Case Study Of The Spodumene-Amazonite McHone Pegmatite,Spruce Pine,North Carolina :Deparment of Mineral Sciences National Museum Of Natural History,Smithsonian Institution,Washington,D.C,20560,U.S.A,Abstract |
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| Pratt, Joseph Hyde (1933) Gems and gem minerals of North Carolina. American Mineralogist, 18 (4) 148-159
Jacquot Jr,Richard James., 2003, Rock, Gem,and Mineral Collecting Sites In Western North Carolina, pg # 56 |
Crabtree Mine, Spruce Pine, Mitchell County, North Carolina, USA