Beryllium
      Gordon P
      Journal of Applied Physics 20 (1949) 908-917
      A high temperature precision X-ray camera: some measurements of the thermal
      coefficients of expansion of beryllium
      Locality: synthetic
      Sample: at T = 601.5 C
      _database_code_amcsd 0012891

      CELL PARAMETERS:    2.3091   2.3091   3.6127   90.000   90.000  120.000
      SPACE GROUP: P6_3/mmc  
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:     16.682
      Density (g/cm3):      1.794
      MAX. ABS. INTENSITY / VOLUME**2:      2.796387239    
      RIR:      0.508
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                45.35         26.33        1.9997    1   0   0         6
                50.53         24.77        1.8063    0   0   2         2
                52.29        100.00        1.7496    1   0   1        12
                70.22         13.53        1.3405    1   0   2        12
                83.78          5.61        1.1545    1   1   0         6
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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.