|
USA | |
| Dana 6:1078. |
- Cranberry Magnetite Mining District
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| Hall, George M. (1934) Zoisite and other minerals included in mica from Spruce Pine, North Carolina. American Mineralogist, 19 (2) 76-80 |
| Dockal, James A., and Smith, Michael S. (2007) Petrography of the County Rock Surrounding the Crabtree Pegmatite, Spruce Pine District, Mitchell County, North Carolina :University of North Carolina Wilmington |
| Lesure, Frank Gardner (1968) Mica deposits of the Blue Ridge in North Carolina. Professional Paper 577. US Geological Survey doi:10.3133/pp577 |