Magnetite
      O'Neill H St C, Dollase W A
      Physics and Chemistry of Minerals 20 (1994) 541-555
      Crystal structures and cation distributions in simple spinels from powder XRD
      structural refinements: MgCr2O4, ZnCr2O4, Fe3O4 and the temperature dependence
      of the cation distribution in ZnAl2O4
      Sample: Fe3O4, original background less 7 to 18 degrees 2 theta
      Locality: synthetic
      _database_code_amcsd 0007829

      CELL PARAMETERS:    8.3271   8.3271   8.3271   90.000   90.000   90.000
      SPACE GROUP: Fd-3m     
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    577.406
      Density (g/cm3):      5.326
      MAX. ABS. INTENSITY / VOLUME**2:      94.21456955    
      RIR:      5.760
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                18.45          8.31        4.8077    1   1   1         8
                30.36         28.37        2.9441    2   2   0        12
                35.76        100.00        2.5107    3   1   1        24
                37.41          8.23        2.4038    2   2   2         8
                43.47         20.02        2.0818    4   0   0         6
                53.94          9.56        1.6998    4   2   2        24
                57.51         25.07        1.6026    5   1   1        24
                57.51          6.20        1.6026    3   3   3         8
                63.16         41.36        1.4720    4   4   0        12
                71.68          3.50        1.3166    6   2   0        24
                74.76          8.68        1.2699    5   3   3        24
                75.77          3.78        1.2554    6   2   2        24
                79.79          2.58        1.2019    4   4   4         8
                87.70          3.94        1.1128    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.