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USA | |
| Cook, Robert B. (1978) Minerals of Georgia: Their Properties and Occurrences. Bulletin 92. State of Georgia Department of Natural Resources |
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| EL-Shazley,A.K.,Loehn C.,and Tracy R.J.,(2011) P-T-t evolution of granulite facies metamorphism and partial melting in the Winding Stair Gap,Central Blue Ridge,North Carolina,USA: Journal of Metamorphic Geology |
| Wilson, W.F., McKenzie, B.J. (1978) Mineral Collecting Sites in North Carolina. Information Circular 24. North Carolina Division of Mineral Resources |
| Wilson, W.F., McKenzie, B.J. (1978) Mineral Collecting Sites in North Carolina. Information Circular 24. North Carolina Division of Mineral Resources |
| Mineralogical Record March - April 2000 |
| Flohr, M.J.K., Dillenburg, R.G., and Plumlee, G.S. (1995): Characterization of secondary minerals formed as the result of weathering of the Anakeesta Formation, Alum Cave, Great Smoky Mountains National Park, Tennessee: USGS Open File Report #95-477, 24 p. |