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USA | |
| Griffitts, W.R., Olson, J.C. (1953) Mica deposits of the southeastern Piedmont, Part 7, Hartwell district, Georgia and South Carolina; Part 8, Outlying deposits in South Carolina. Professional Paper 248e. US Geological Survey doi:10.3133/pp248e |
| Griffitts, W.R., Olson, J.C. (1953) Mica deposits of the southeastern Piedmont, Part 7, Hartwell district, Georgia and South Carolina; Part 8, Outlying deposits in South Carolina. Professional Paper 248e. US Geological Survey doi:10.3133/pp248e |
| Griffitts, W.R., Olson, J.C. (1953) Mica deposits of the southeastern Piedmont, Part 7, Hartwell district, Georgia and South Carolina; Part 8, Outlying deposits in South Carolina. Professional Paper 248e. US Geological Survey doi:10.3133/pp248e |
| Bureau of Mines-1995 |
| Griffitts, W.R., Olson, J.C. (1953) Mica deposits of the southeastern Piedmont, Part 7, Hartwell district, Georgia and South Carolina; Part 8, Outlying deposits in South Carolina. Professional Paper 248e. US Geological Survey doi:10.3133/pp248e |
| Griffitts, W.R., Olson, J.C. (1953) Mica deposits of the southeastern Piedmont, Part 7, Hartwell district, Georgia and South Carolina; Part 8, Outlying deposits in South Carolina. Professional Paper 248e. US Geological Survey doi:10.3133/pp248e |
| Griffitts, W.R., Olson, J.C. (1953) Mica deposits of the southeastern Piedmont, Part 7, Hartwell district, Georgia and South Carolina; Part 8, Outlying deposits in South Carolina. Professional Paper 248e. US Geological Survey doi:10.3133/pp248e |
| Griffitts, W.R., Olson, J.C. (1953) Mica deposits of the southeastern Piedmont, Part 7, Hartwell district, Georgia and South Carolina; Part 8, Outlying deposits in South Carolina. Professional Paper 248e. US Geological Survey doi:10.3133/pp248e |
| Griffitts, W.R., Olson, J.C. (1953) Mica deposits of the southeastern Piedmont, Part 7, Hartwell district, Georgia and South Carolina; Part 8, Outlying deposits in South Carolina. Professional Paper 248e. US Geological Survey doi:10.3133/pp248e |
| (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. |
| Wayne Osborne Collection |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |