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USA | |
| [var. Thorogummite] Pratt,J.H.,1905, The Mining Industry in North Carolina during 1904,North Carolina Geological Survey,Economic Paper#9 pg.50 |
| Dana 6:1074. |
| (1891) The minerals of North Carolina. Bulletin Vol. 74. US Geological Survey doi:10.3133/b74 Genth,F.A.,1891,The Minerals Of North Carolina |
| U.S Bureau of Mines/Spatial Data from the Minerals System/Mineral Industry Location System(Mas/Mils)CD-Rom,Sep,1995 |
- Zirconia Pegmatite Mining District
| Bernard, Jan, Hyršl, Jaroslav (2004) Minerals and their Localities (1st ed.) Granit, Prague. |
- Zirconia (Tuxedo Station)
| Rocks & min.:60:90 Dana 6:485,1076. |
| [var. Thorogummite] Kenny Gay - North Carolina Geological Survey |
| [var. Thorogummite] Kenny Gay -North Carolina Geological Survey |