Columbite-(Fe)
      Tarantino S C, Zema M, Pistorino M, Domeneghetti M C
      Physics and Chemistry of Minerals 30 (2003) 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
      _database_code_amcsd 0008844

      CELL PARAMETERS:   14.3515   5.7610   5.0833   90.000   90.000   90.000
      SPACE GROUP: Pbcn      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    420.282
      Density (g/cm3):      5.446
      MAX. ABS. INTENSITY / VOLUME**2:      114.0008210    
      RIR:      6.816
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                12.33          5.30        7.1757    2   0   0         2
                16.58          1.60        5.3463    1   1   0         4
                24.16          8.13        3.6839    1   1   1         8
                24.18         26.36        3.6804    3   1   0         4
                24.82          4.12        3.5879    4   0   0         2
                29.97        100.00        2.9811    3   1   1         8
                31.05          9.52        2.8805    0   2   0         2
                35.31         12.47        2.5417    0   0   2         2
                35.83         13.62        2.5061    0   2   1         4
                37.60          6.40        2.3919    6   0   0         2
                40.18          2.55        2.2445    3   0   2         4
                40.64          4.91        2.2199    3   2   1         8
                43.26          6.92        2.0914    3   1   2         8
                43.64          1.05        2.0740    4   0   2         4
                44.08          1.26        2.0545    4   2   1         8
                47.72          6.13        1.9058    0   2   2         4
                49.53          5.43        1.8402    6   2   0         4
                50.55          1.82        1.8056    7   1   1         8
                51.26         11.18        1.7821    3   3   0         4
                52.54         13.66        1.7419    6   0   2         4
                52.92         17.14        1.7303    6   2   1         8
                60.12         10.50        1.5391    3   1   3         8
                62.29          3.79        1.4905    6   2   2         8
                63.21          8.37        1.4711    9   1   1         8
                63.72          5.62        1.4605    0   2   3         4
                63.79          9.07        1.4592    3   3   2         8
                67.61          3.94        1.3857    0   4   1         4
                71.78          1.38        1.3151    9   1   2         8
                74.69          1.04        1.2708    0   0   4         2
                76.41          1.34        1.2465    6   2   3         8
                77.86          1.83        1.2268    9   3   0         4
                80.02          3.62        1.1990    6   4   1         8
                80.27          1.36        1.1960   12   0   0         2
                85.25          2.18        1.1384    9   1   3         8
                86.78          1.82        1.1223    6   0   4         4
                88.50          2.76        1.1048    9   3   2         8
                89.26          1.20        1.0974    0   4   3         4
                89.62          1.07        1.0939    3   5   1         8
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       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.