B4Cl4
      Wyckoff R W G
      Crystal Structures 1 (1963) 85-237
      Second edition. Interscience Publishers, New York, New York
      _database_code_amcsd 0011673

      CELL PARAMETERS:    8.0900   8.0900   5.4500   90.000   90.000   90.000
      SPACE GROUP: P4_2/nmc  
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    356.692
      Density (g/cm3):      1.723
      MAX. ABS. INTENSITY / VOLUME**2:      22.49212724    
      RIR:      4.251
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                21.97          3.34        4.0450    2   0   0         4
                27.46        100.00        3.2481    2   0   1         8
                29.64         10.08        3.0142    2   1   1        16
                31.27         26.78        2.8602    2   2   0         4
                32.87          9.48        2.7250    0   0   2         2
                34.74          4.00        2.5824    1   0   2         8
                35.08          1.86        2.5583    3   1   0         8
                36.52          1.09        2.4601    1   1   2         8
                38.89          3.03        2.3158    3   1   1        16
                41.49          1.24        2.1767    2   1   2        16
                44.81          8.49        2.0225    4   0   0         4
                46.00         12.12        1.9729    2   2   2         8
                47.69          1.17        1.9068    3   3   0         4
                52.86          4.47        1.7321    3   2   2        16
                53.36         12.47        1.7169    4   2   1        16
                55.45          3.11        1.6572    2   0   3         8
                56.68          4.96        1.6241    4   0   2         8
                56.70          3.91        1.6235    2   1   3        16
                57.91          3.02        1.5923    4   1   2        16
                58.14          1.68        1.5866    5   1   0         8
                59.13          1.21        1.5623    3   3   2         8
                59.61          1.12        1.5511    4   3   1        16
                60.80          2.08        1.5233    5   1   1        16
                61.55          1.69        1.5067    3   0   3         8
                62.73          1.19        1.4812    3   1   3        16
                68.42          1.19        1.3711    5   1   2        16
                69.97          3.04        1.3445    5   3   1        16
                70.03          1.15        1.3436    1   0   4         8
                72.17          2.80        1.3089    6   0   1         8
                73.94          3.16        1.2819    4   2   3        16
                74.12          2.19        1.2791    6   2   0         8
                75.00          1.60        1.2663    4   4   2         8
                79.29          1.63        1.2083    4   3   3        16
                82.90          1.81        1.1646    3   2   4        16
                83.48          1.87        1.1579    6   2   2        16
                83.50          1.58        1.1577    5   2   3        16
                84.73          1.00        1.1441    5   5   0         4
                89.11          1.65        1.0988    6   4   1        16
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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.