Brucite
      Parise J B, Leinenweber K, Weidner D J, Tan K, Von Dreele R B
      American Mineralogist 79 (1994) 193-196
      Pressure-induced H bonding: Neutron diffraction study of brucite, Mg(OD)2, to
      9.3 GPa
      P = 9.3 GPa
      _database_code_amcsd 0001640

      CELL PARAMETERS:    3.0365   3.0365   4.4030   90.000   90.000  120.000
      SPACE GROUP: P-3m1     
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:     35.158
      Density (g/cm3):      2.754
      MAX. ABS. INTENSITY / VOLUME**2:      19.87494292    
      RIR:      2.350
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                20.17         53.04        4.4030    0   0   1         2
                34.09          3.28        2.6297    1   0   0         6
                39.93         99.64        2.2577    0   1   1         6
                54.35         24.97        1.6880    0   1   2         6
                54.35         15.25        1.6880    1   0   2         6
                61.03         24.85        1.5182    1   1   0         6
                64.97         10.85        1.4353    1   1   1        12
                73.96         10.82        1.2816    1   0   3         6
                75.45          8.50        1.2599    2   0   1         6
                86.15          2.80        1.1288    0   2   2         6
                86.15          4.53        1.1288    2   0   2         6
                88.91          1.77        1.1007    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.