Bismutocolumbite
      Zubkova N V, Pushcharovsky D Y, Giester G, Smolin A S, Tillmanns E,
      Brandstatter F, Hammer V, Peretyazhko I S, Sapozhnikov A N, Kashaev A A
      Neues Jahrbuch fur Mineralogie, Monatshefte 2002 (2002) 145-159
      Bismutocolumbite, Bi(Nb.79Ta.21)O4, stibiocolumbite, Sb(Nb.67Ta.33)O4 and their
      structural relation to the other ABO4 minerals with
      stibiotantalite (SbTaO4) structure
      Locality: Malkhan field, Central Transbaikalia, Russia
      _database_code_amcsd 0014918

      CELL PARAMETERS:    5.6680  11.7250   4.9710   90.000   90.000   90.000
      SPACE GROUP: Pnna      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    330.359
      Density (g/cm3):      7.727
      MAX. ABS. INTENSITY / VOLUME**2:      365.9269052    
      RIR:     15.420
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                15.11          6.84        5.8625    0   2   0         2
                19.39          4.12        4.5767    0   1   1         4
                23.81          8.78        3.7373    1   0   1         4
                25.01          9.74        3.5608    1   1   1         8
                28.32        100.00        3.1514    1   2   1         8
                29.06          2.04        3.0724    0   3   1         4
                30.50         21.69        2.9313    0   4   0         2
                31.57         11.82        2.8340    2   0   0         2
                32.50          3.70        2.7547    2   1   0         4
                33.17          2.14        2.7011    1   3   1         8
                35.17          8.06        2.5515    2   2   0         4
                36.14          9.99        2.4855    0   0   2         2
                39.05          6.20        2.3065    1   4   1         8
                39.27          1.03        2.2943    2   3   0         4
                39.38          2.06        2.2883    0   2   2         4
                40.36          1.75        2.2345    1   1   2         8
                44.47         10.53        2.0375    2   4   0         4
                45.67          1.41        1.9864    1   5   1         8
                46.15          1.89        1.9670    1   3   2         8
                47.99         12.39        1.8957    0   4   2         4
                48.73          6.35        1.8686    2   0   2         4
                49.39          3.98        1.8454    2   1   2         8
                50.52          1.48        1.8067    2   5   0         4
                51.32          5.11        1.7804    2   2   2         8
                51.76          6.18        1.7661    3   0   1         4
                52.39          2.46        1.7464    3   1   1         8
                52.87         17.04        1.7317    1   6   1         8
                54.24          5.04        1.6910    3   2   1         8
                54.42          3.12        1.6859    2   3   2         8
                56.05          1.13        1.6407    0   1   3         4
                56.33          1.15        1.6333    1   5   2         8
                57.24          1.80        1.6094    3   3   1         8
                57.27          2.29        1.6088    2   6   0         4
                58.58          6.47        1.5757    2   4   2         8
                60.30          8.91        1.5349    1   2   3         8
                61.28          5.59        1.5127    3   4   1         8
                63.47          2.30        1.4656    0   8   0         2
                63.68          1.14        1.4614    2   5   2         8
                64.64          1.09        1.4420    2   7   0         4
                65.77          1.08        1.4199    2   1   3         8
                66.25          1.12        1.4107    3   5   1         8
                68.07          3.78        1.3773    4   2   0         4
                69.61          1.48        1.3506    2   6   2         8
                72.08          1.51        1.3103    3   6   1         8
                72.62          1.74        1.3018    2   8   0         4
                75.27          3.01        1.2625    0   8   2         4
                76.68          1.00        1.2428    0   0   4         2
                77.36          3.38        1.2335    1   6   3         8
                79.35          1.03        1.2075    1   1   4         8
                79.57          3.39        1.2047    4   2   2         8
                83.90          2.13        1.1532    2   8   2         8
                84.45          1.75        1.1472    4   6   0         4
                84.51          1.94        1.1465    3   4   3         8
                84.72          1.56        1.1442    0   4   4         4
                86.24          2.05        1.1278    3   8   1         8
                87.12          3.06        1.1187    1  10   1         8
                88.46          1.71        1.1052    5   0   1         4
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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.