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USA | |
| Stose, G.W.,and Schrader, F.C. (1923) Manganese Deposits Of East Tennessee : USGS Bulletin 737 |
| Stose, G.W.,and Schrader, F.C. (1923) Manganese Deposits Of East Tennessee : USGS Bulletin 737 |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| Stose, G.W.,and Schrader, F.C. (1923) Manganese Deposits Of East Tennessee : USGS Bulletin 737 |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| Stose, G.W.,and Schrader, F.C. (1923) Manganese Deposits Of East Tennessee : USGS Bulletin 737 |