GeMg2
      Wyckoff R W G
      Crystal Structures 1 (1963) 239-444
      Second edition. Interscience Publishers, New York, New York
      Fluorite structure
      _database_code_amcsd 0011692

      CELL PARAMETERS:    6.3780   6.3780   6.3780   90.000   90.000   90.000
      SPACE GROUP: Fm3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    259.450
      Density (g/cm3):      3.104
      MAX. ABS. INTENSITY / VOLUME**2:      66.87953363    
      RIR:      7.016
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                24.17         93.74        3.6823    1   1   1         8
                27.98          4.76        3.1890    2   0   0         6
                39.98        100.00        2.2550    2   2   0        12
                47.27         42.95        1.9230    3   1   1        24
                49.51          1.37        1.8412    2   2   2         8
                57.83         15.41        1.5945    4   0   0         6
                63.59         16.33        1.4632    3   3   1        24
                65.44          1.85        1.4262    4   2   0        24
                72.62         28.08        1.3019    4   2   2        24
                77.82          2.81        1.2274    3   3   3         8
                77.82          8.43        1.2274    5   1   1        24
                86.28          8.15        1.1275    4   4   0        12
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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.