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USA | |
| Carpenter III, P. Albert (1976) Metallic Mineral Deposits of the Carolina Slate Belt, North Carolina: NCGS Bulletion 84 |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| Carpenter III, P. Albert (1976) Metallic Mineral Deposits of the Carolina Slate Belt, North Carolina: NCGS Bulletion 84 |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| Carpenter III, P. Albert (1976) Metallic Mineral Deposits of the Carolina Slate Belt, North Carolina: NCGS Bulletion 84 |
- Charlotte Mining District
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |