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 = 600 C
      _database_code_amcsd 0004037

      CELL PARAMETERS:    8.1489   8.1489   8.1489   90.000   90.000   90.000
      SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    541.124
      Density (g/cm3):      3.590
      MAX. ABS. INTENSITY / VOLUME**2:      20.21559794    
      RIR:      1.833
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                18.86         26.94        4.7048    1   1   1         8
                31.04         33.63        2.8811    2   2   0        12
                36.57        100.00        2.4570    3   1   1        24
                44.47         49.96        2.0372    4   0   0         6
                55.22          9.28        1.6634    4   2   2        24
                58.89          3.33        1.5683    3   3   3         8
                58.89         39.02        1.5683    5   1   1        24
                64.71         64.05        1.4405    4   4   0        12
                68.07          2.46        1.3774    5   3   1        48
                73.50          2.86        1.2885    6   2   0        24
                76.68          9.09        1.2427    5   3   3        24
                81.91          5.38        1.1762    4   4   4         8
                85.00          2.01        1.1411    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.