Behierite
      Range K J, Wildenauer M, Heyns A M
      Angewandte Chemie 100 (1988) 973-975
      Extrem kurze nichtbindende sauerstoff-sauerstoff-abstande: Die
      kristallstrukturen von NbBO4, NaNb3O8 und NaTa3O8
      Locality: synthetic
      Note: data from ICSD
      _database_code_amcsd 0011990

      CELL PARAMETERS:    6.2141   6.2141   5.4760   90.000   90.000   90.000
      SPACE GROUP: I4_1/amd  
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    211.456
      Density (g/cm3):      5.267
      MAX. ABS. INTENSITY / VOLUME**2:      74.91658667    
      RIR:      4.631
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                21.63         97.42        4.1084    1   0   1         8
                28.73        100.00        3.1070    2   0   0         4
                36.25         27.25        2.4782    2   1   1        16
                38.75         47.90        2.3238    1   1   2         8
                41.08         10.85        2.1970    2   2   0         4
                44.08          7.07        2.0542    2   0   2         8
                46.90         36.11        1.9374    3   0   1         8
                52.23         22.64        1.7513    1   0   3         8
                55.93         29.00        1.6440    3   2   1        16
                57.75         46.83        1.5965    3   1   2        16
                59.50         13.11        1.5535    4   0   0         4
                60.70         10.26        1.5257    2   1   3        16
                64.08          7.09        1.4531    4   1   1        16
                67.40          7.74        1.3895    4   2   0         8
                68.52          5.37        1.3695    3   0   3         8
                68.54          2.14        1.3690    0   0   4         2
                73.30         15.39        1.2915    3   3   2         8
                75.93          2.42        1.2531    3   2   3        16
                75.96          8.23        1.2528    2   0   4         8
                79.00         10.23        1.2120    4   3   1        16
                79.00          2.12        1.2120    5   0   1         8
                83.11          5.56        1.1622    4   1   3        16
                83.14          8.04        1.1619    2   2   4         8
                86.12          2.24        1.1291    5   2   1        16
                86.68          1.02        1.1233    3   1   4        16
                87.64          8.87        1.1134    5   1   2        16
                89.14          2.47        1.0985    4   4   0         4
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.