Mg1.2Ga1.6Ge.2O4
      Millard R L, Peterson R C, Swainson I P
      Physics and Chemistry of Minerals 27 (2000) 179-193
      Synthetic MgGa2O4-Mg2GeO4 spinel solid solution and beta-Mg3Ga2GeO8:
      chemistry, crystal structures, cation ordering, and comparison to Mg2GeO4 olivine
      Sample: RLM802, quenched from T = 1401 C
      Locality: synthetic
      _database_code_amcsd 0008401

      CELL PARAMETERS:    8.3007   8.3007   8.3007   90.000   90.000   90.000
      SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    571.932
      Density (g/cm3):      5.092
      MAX. ABS. INTENSITY / VOLUME**2:      81.77531670    
      RIR:      5.229
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                18.51          7.00        4.7924    1   1   1         8
                30.46         30.19        2.9347    2   2   0        12
                35.88        100.00        2.5028    3   1   1        24
                37.53          6.27        2.3962    2   2   2         8
                43.62         20.46        2.0752    4   0   0         6
                54.13         10.85        1.6944    4   2   2        24
                57.71         28.43        1.5975    5   1   1        24
                57.71          6.42        1.5975    3   3   3         8
                63.39         46.18        1.4674    4   4   0        12
                71.94          4.16        1.3125    6   2   0        24
                75.04          9.99        1.2658    5   3   3        24
                76.06          4.15        1.2514    6   2   2        24
                80.10          2.79        1.1981    4   4   4         8
                88.06          4.95        1.1092    6   4   2        48
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.