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USA | |
| Dummett, H. T. (1987). Geology and petrography of the Twin Knobs# 1 lamproite, Pike County, Arkansas. Mantle Metasomatism and Alkaline Magmatism, 215, 205. |
| 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 |
| Henry Barwood - unpublished (2010) |
| www.lpi.usra.edu (n.d.) https://www.lpi.usra.edu/meteor/metbull.php?sea=Cranfield&sfor=names&ants=&nwas=&falls=&valids=&stype=contains&lrec=50&map=ge&browse=&country=All&srt=name&categ=All&mblist=All&rect=&phot=&strewn=&snew=0&pnt=Normal%20table&code=77793 Petrography: (D. Sheikh, M. Hutson, A. Ruzicka, Cascadia) chlorapatite merrillite troilite Olivine pyroxene Aluminous spinel iron-nickel |
| Wlotzka, F. & Fredriksson, K. (1988) Magnetite-Carbide and Al-Rich Inclusions in the Study Butte H3-Chondrite: Meteoritics 23(4): 311-312. (Dec 1988). |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| Srinivasan, G., Huss, G. R. & Wasserburg, G. J. ( 2000). A petrographic, chemical, and isotopic study of calcium-aluminum-rich inclusions and aluminum-rich chondrules from the Axtell (CV3) chondrite. Meteoritics & Planetary Science 35 (6): 1333-1354. (Nov 2000) |
| Smith, Arthur E. (1991) Texas Mineral Locality Index. Rocks & Minerals, 66 (3) 196-224 doi:10.1080/00357529.1991.11761622 |