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| Cook, Robert B. (1978) Minerals of Georgia: Their Properties and Occurrences. Bulletin 92. State of Georgia Department of Natural Resources Bulletin, Issue 19 By Georgia. Dept. of Mines, Mining, and Geology, Georgia. Dept. of Forestry and Geological Development, Georgia. Division of Mines, Mining, and Geology |
| (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. |
| Rocks & Min.: 64:200. Bulletin, Issue 19 By Georgia. Dept. of Mines, Mining, and Geology, Georgia. Dept. of Forestry and Geological Development, Georgia. Division of Mines, Mining, and Geology |
| Bulletin, Issue 19 By Georgia. Dept. of Mines, Mining, and Geology, Georgia. Dept. of Forestry and Geological Development, Georgia. Division of Mines, Mining, and Geology |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| Hurst, V. J. (1959) The Geology and Mineralogy of Graves Mountain, Georgia. Bulletin 68, Geological Survey of Georgia. |
| Hurst, V. j., Crawford, T. j., and Sandy, j., 1966, Mineral Resources of the Central Savannah River Area: Washington, D. C., U.S. Dept. Commerce Econ. Dev. Admin., v. 1, 297 and Figure 68. |
| Cook, Robert B. (1978) Minerals of Georgia: Their Properties and Occurrences. Bulletin 92. State of Georgia Department of Natural Resources |
| Rocks & Min.: 64: 198 & 422. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| Rocks & Min.: 64:198. |