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USA | |
| Howard, J. Michael (2007) Bulletin Vol. 23, Mineral Species of Arkansas - A Digest (2nd ed.) Arkansas Geological Commission |
| Howard, J. Michael (2007) Bulletin Vol. 23, Mineral Species of Arkansas - A Digest (2nd ed.) Arkansas Geological Commission |
| Smith, Arthur E. Jr. (1988) Arkansas Mineral Locality Index. Rocks & Minerals, 63 (2) 104-125 doi:10.1080/00357529.1988.11761826 |
- Wilson Springs (Potash Sulfur Springs)
| Rocks & Min.: 63:108. |
| Howard, J. Michael (2007) Bulletin Vol. 23, Mineral Species of Arkansas - A Digest (2nd ed.) Arkansas Geological Commission |
| Blade, Lawrence Vernon (1963) Geochemistry and petrology of the alkalic igneous complex at Magnet Cove, Arkansas. USGS Prof. Paper 425. Erickson, Ralph Leroy |
| Henry Barwood - unpublished (2010) |
| Art Smith (2001) Mineral News, 17, #11. |
| Smith, Arthur, 1996, Collecting Arkansas Minerals: A Reference and Guide |
| Howard, J. Michael (2007) Bulletin Vol. 23, Mineral Species of Arkansas - A Digest (2nd ed.) Arkansas Geological Commission Howard, J. Michael (1987) Mineral Species of Arkansas - A Digest. Bulletin Vol. 23 (1st ed.) Arkansas Geological Commission |
| Rocks and Minerals, (1989) 64:314-322 Smith, Arthur E. Jr. (1988) Arkansas Mineral Locality Index. Rocks & Minerals, 63 (2) 104-125 doi:10.1080/00357529.1988.11761826 |
| Min News (2000) 16:6 pp 1-5,9 Peacor, D., Dunn, P. J. & Simmons, W. B. (1984): Eggletonite, the Na analogue of ganophyllite. Mineralogical Magazine. 48, 93-96 |
- Arkansas Bauxite District
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| Horváth collection |
Big Rock Quarry, Granite Mountain area, Little Rock, Pulaski County, Arkansas, USA