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 = 4.0 GPa
      Locality: Synthetic
      _database_code_amcsd 0019183

      CELL PARAMETERS:    2.6825   2.6825   4.3525   90.000   90.000  120.000
      SPACE GROUP: P6_3mc    
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:     27.124
      Density (g/cm3):      3.062
      MAX. ABS. INTENSITY / VOLUME**2:      7.849672381    
      RIR:      0.835
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                38.76         83.80        2.3231    1   0   0         6
                41.49         55.46        2.1762    0   0   2         1
                44.19        100.00        2.0495    1   0   1         6
                58.08         22.68        1.5882    1   0   2         6
                70.17         35.84        1.3412    1   1   0         6
                77.58         31.50        1.2306    1   0   3         6
                83.16          4.98        1.1616    2   0   0         6
                84.93         21.71        1.1418    1   1   2         6
                86.77          5.95        1.1223    2   0   1         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.