Mg3 P2
      Stackelberg M, Paulus R
      Zeitschrift fur Physikalische Chemie 22 (1933) 305-322
      Untersuchungen ueber die Kristallstruktur der Nitride und Phosphide
      zweiwertiger Metalle.
      _cod_database_code 1011360
      _database_code_amcsd 0018195

      CELL PARAMETERS:   12.0100  12.0100  12.0100   90.000   90.000   90.000
      SPACE GROUP: Ia3       
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:   1732.324
      Density (g/cm3):      2.068
      MAX. ABS. INTENSITY / VOLUME**2:      18.62403935    
      RIR:      2.932
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                18.09         21.68        4.9031    2   1   1        24
                25.70         70.03        3.4670    2   2   2         8
                27.79          9.48        3.2098    3   2   1        24
                27.79          4.71        3.2098    3   1   2        24
                29.76          1.60        3.0025    4   0   0         6
                35.04         21.33        2.5605    3   3   2        24
                38.21          2.45        2.3554    4   3   1        24
                38.21          3.76        2.3554    4   1   3        24
                42.58        100.00        2.1231    4   4   0        12
                46.62          2.31        1.9483    5   3   2        24
                46.62          1.27        1.9483    5   2   3        24
                49.16          1.41        1.8532    5   4   1        24
                49.16          2.41        1.8532    5   1   4        24
                50.40         20.82        1.8106    6   2   2        24
                51.62          4.02        1.7708    6   3   1        24
                51.62          5.23        1.7708    6   1   3        24
                56.29          7.05        1.6344    7   2   1        24
                56.29          3.01        1.6344    7   1   2        24
                60.72          3.89        1.5253    7   2   3        24
                60.72          1.99        1.5253    7   3   2        24
                61.80         11.79        1.5013    8   0   0         6
                62.86          1.99        1.4783    8   1   1        24
                68.06          6.78        1.3776    6   6   2        24
                73.06          1.39        1.2951    6   5   5        24
                76.97          2.25        1.2387    7   3   6        24
                76.97          3.32        1.2387    7   6   3        24
                77.94         16.87        1.2258    8   4   4        24
                78.91          1.49        1.2132    8   5   3        24
                80.82          2.27        1.1892    7   7   2        24
                83.68          3.17        1.1557   10   2   2        24
                84.63          1.36        1.1451    7   6   5        24
                88.42          1.01        1.1056   10   3   3        24
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.