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Columbite-(Fe)
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| Columbite-(Fe).8387 Formula: Fe.747 Mn.215 Ti.027 Nb1.894 Ta.094 W.003 Sc.003 Ca.001 Sn.001 O6 Name: Columbite-(Fe) Unit cell: 14.3515 5.761 5.0833 90.0 90.0 90.0 , V=420.28 Space group: Pbcn (60) |
Tarantino S C , Zema M , Pistorino M , Domeneghetti M C , Physics and Chemistry of Minerals , 30 (2003) p.590-598, High-temperature X-ray investigation of natural columbites, Note: sample BRA3 at T = 600 C, Locality: San Jose de Safira, Minas Gerais, Brazil
