Tourmaline from Tennessee, USA
USA | |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| Travis A. Paris (2011) Tennessee mineral locality index. Rocks & Minerals, 86, #4, 300-328. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
(2005) Mineral Resources Data System (MRDS), US Geological Survey. | |
| Travis A. Paris (2011) Tennessee mineral locality index. Rocks & Minerals, 86, #4, 300-328. |