Rhenium
      Wyckoff R W G
      Crystal Structures 1 (1963) 7-83
      Second edition. Interscience Publishers, New York, New York
      Hexagonal closest packed, hcp, structure
      _database_code_amcsd 0011190

      CELL PARAMETERS:    2.7608   2.7608   4.4582   90.000   90.000  120.000
      SPACE GROUP: P6_3/mmc  
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:     29.428
      Density (g/cm3):     21.011
      MAX. ABS. INTENSITY / VOLUME**2:      1591.482167    
      RIR:     24.663
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                37.62         24.79        2.3909    1   0   0         6
                40.47         26.61        2.2291    0   0   2         2
                42.92        100.00        2.1070    1   0   1        12
                56.44         13.58        1.6304    1   0   2        12
                67.90         14.15        1.3804    1   1   0         6
                75.30         14.78        1.2621    1   0   3        12
                80.31          1.99        1.1955    2   0   0         6
                82.13         14.81        1.1736    1   1   2        12
                83.77         10.45        1.1547    2   0   1        12
                87.53          2.04        1.1145    0   0   4         2
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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.