Magnetite
      Nakagiri N, Manghnani M H, Ming L C, Kimura S
      Physics and Chemistry of Minerals 13 (1986) 238-244
      Crystal structure of magnetite under pressure
      Sample: P = 4.44 GPa
      _database_code_amcsd 0007424

      CELL PARAMETERS:    8.3332   8.3332   8.3332   90.000   90.000   90.000
      SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    578.676
      Density (g/cm3):      5.314
      MAX. ABS. INTENSITY / VOLUME**2:      90.90480236    
      RIR:      5.570
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                18.44          7.79        4.8112    1   1   1         8
                30.34         28.41        2.9462    2   2   0        12
                35.74        100.00        2.5126    3   1   1        24
                37.38          7.92        2.4056    2   2   2         8
                43.44         19.84        2.0833    4   0   0         6
                53.90          9.14        1.7010    4   2   2        24
                57.46          6.08        1.6037    3   3   3         8
                57.46         22.93        1.6037    5   1   1        24
                63.11         38.72        1.4731    4   4   0        12
                71.62          3.19        1.3176    6   2   0        24
                74.69          7.73        1.2708    5   3   3        24
                75.71          3.14        1.2563    6   2   2        24
                79.72          2.33        1.2028    4   4   4         8
                87.62          3.33        1.1136    6   4   2        48
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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.