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USA | |
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| Arthur E. Smith (2008) Mineral News, 24, #8, 7-8. |
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| Rocks & Minerals (2010) 85:346-350
Rocks & Min.:63:107. |
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| Arthur E. Smith (2008) Mineral News, 24, #8, 7. |
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| Arthur E. Smith (2008) Mineral News, 24, #8, 8. |
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| Smith, Arthur E. Jr. (1988) Arkansas Mineral Locality Index. Rocks & Minerals, 63 (2) 104-125 doi:10.1080/00357529.1988.11761826
Rocks & Min.: 63:108. |
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| Rocks & Min.: 63: 108. |
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| H. Barwood - unpublished (2010)
Smith, A.E. Jr. (1989) Minerals from the Miarolitic Cavities at the Diamond Jo Quarry. Rocks & Minerals: 64(4): 300-307. |
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| Howard, J. Michael (1987) Mineral Species of Arkansas - A Digest. Bulletin Vol. 23 (1st ed.) Arkansas Geological Commission |
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| Peter Hargis, Rob Lavinsky, and Dan Costian specimens |
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| Charles Creekmur collection |
Mauldin Mountain, Montgomery County, Arkansas, USA