Bromellite
      Hazen R M, Finger L W
      Journal of Applied Physics 59 (1986) 3728-3733
      High-pressure and high-temperature crystal chemistry of beryllium oxide
      Note: P = 5.0 GPa
      Locality: Synthetic
      _database_code_amcsd 0019184

      CELL PARAMETERS:    2.6776   2.6776   4.3454   90.000   90.000  120.000
      SPACE GROUP: P6_3mc    
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:     26.981
      Density (g/cm3):      3.078
      MAX. ABS. INTENSITY / VOLUME**2:      7.860033240    
      RIR:      0.831
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                38.84         83.38        2.3189    1   0   0         6
                41.56         54.35        2.1727    0   0   2         1
                44.27        100.00        2.0458    1   0   1         6
                58.19         22.00        1.5855    1   0   2         6
                70.32         35.09        1.3388    1   1   0         6
                77.74         31.15        1.2285    1   0   3         6
                83.35          4.84        1.1594    2   0   0         6
                85.12         20.72        1.1398    1   1   2         6
                86.97          5.82        1.1202    2   0   1         6
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.