Boron
      Parakhonskiy G, Dubrovinskaia N, Bykova E, Wirth R, Dubrovinsky L
      High Pressure Research 33 (2013) 673-683
      High pressure synthesis and investigation of single crystals
      of metastable boron phases
      Note: alpha-tetragonal phase
      Locality: Synthetic
      _database_code_amcsd 0020599

      CELL PARAMETERS:    8.7080   8.7080   5.0750   90.000   90.000   90.000
      SPACE GROUP: P4_2/nnm  
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    384.834
      Density (g/cm3):      2.332
      MAX. ABS. INTENSITY / VOLUME**2:      3.952851507    
      RIR:      0.552
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                14.38         12.34        6.1575    1   1   0         4
                20.25          2.70        4.3847    1   0   1         8
                20.40        100.00        4.3540    2   0   0         4
                22.71         57.77        3.9163    1   1   1         8
                28.90          8.36        3.0895    2   1   1        16
                32.52          1.72        2.7537    3   1   0         8
                35.37         12.12        2.5375    0   0   2         2
                35.63          2.65        2.5196    3   0   1         8
                37.15         49.29        2.4204    3   1   1        16
                41.18          1.65        2.1924    2   0   2         8
                41.40         10.12        2.1808    3   2   1        16
                46.58          2.88        1.9499    4   1   1        16
                46.65          2.07        1.9472    4   2   0         8
                47.80          7.65        1.9028    3   3   1         8
                55.63          1.24        1.6523    4   0   2         8
                55.81          3.92        1.6473    5   0   1         8
                56.41          3.29        1.6312    1   1   3         8
                56.71          1.57        1.6233    4   1   2        16
                56.89          1.91        1.6186    5   1   1        16
                59.58          1.06        1.5516    2   1   3        16
                60.11          1.94        1.5394    4   4   0         4
                64.17          3.62        1.4513    6   0   0         4
                64.67         14.38        1.4414    3   1   3        16
                64.94          7.88        1.4359    4   3   2        16
                68.05          5.09        1.3778    6   1   1        16
                68.10          6.67        1.3769    6   2   0         8
                68.85          6.44        1.3637    5   2   2        16
                71.87         10.27        1.3136    5   4   1        16
                72.39          7.90        1.3054    3   3   3         8
                74.84          3.36        1.2687    0   0   4         2
                76.38          6.89        1.2468    6   1   2        16
                78.53          1.47        1.2181    2   0   4         8
                78.89          1.94        1.2135    5   0   3         8
                79.14          1.68        1.2102    6   2   2        16
                79.29          2.92        1.2082    7   0   1         8
                79.35          2.25        1.2076    6   4   0         8
                83.68          2.62        1.1557    6   3   2        16
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.