Spinel
      Martignago F, Andreozzi G B, Dal Negro A
      American Mineralogist 91 (2006) 306-312
      Thermodynamics and kinetics of cation ordering in natural and synthetic
      Mg(Al,Fe3+)2O4 spinels from in situ high-temperature X-ray diffraction
      Locality: synthetic
      Sample: MgFe14, T = 25 C
      _database_code_amcsd 0004031

      CELL PARAMETERS:    8.1082   8.1082   8.1082   90.000   90.000   90.000
      SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    533.057
      Density (g/cm3):      3.644
      MAX. ABS. INTENSITY / VOLUME**2:      21.45827105    
      RIR:      1.917
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                18.96         25.78        4.6813    1   1   1         8
                31.20         33.51        2.8667    2   2   0        12
                36.76        100.00        2.4447    3   1   1        24
                44.71         50.26        2.0271    4   0   0         6
                55.52          9.91        1.6551    4   2   2        24
                59.21         41.45        1.5604    5   1   1        24
                59.21          3.55        1.5604    3   3   3         8
                65.07         69.17        1.4333    4   4   0        12
                68.46          2.54        1.3705    5   3   1        48
                73.93          3.28        1.2820    6   2   0        24
                77.14         10.32        1.2365    5   3   3        24
                78.20          1.08        1.2224    6   2   2        24
                82.41          6.05        1.1703    4   4   4         8
                85.53          2.25        1.1354    5   5   1        24
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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.