Maghemite
      Jorgensen J E, Mosegaard L, Thomsen L E, Jensen T R, Hanson J C
      Journal of Solid State Chemistry 180 (2007) 180-185
      Formation of gamma-Fe2O3 nanoparticles and vacancy ordering: an in situ
      X-ray powder diffraction study
      Locality: Synthetic
      _database_code_amcsd 0020585

      CELL PARAMETERS:    8.4053   8.4053   8.4053   90.000   90.000   90.000
      SPACE GROUP: Fd-3m     
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    593.827
      Density (g/cm3):      4.763
      MAX. ABS. INTENSITY / VOLUME**2:      69.46404197    
      RIR:      4.749
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                18.28          7.95        4.8528    1   1   1         8
                30.07         26.51        2.9717    2   2   0        12
                35.42        100.00        2.5343    3   1   1        24
                37.05          6.78        2.4264    2   2   2         8
                43.05         22.65        2.1013    4   0   0         6
                47.13          1.29        1.9283    3   3   1        24
                53.40          8.42        1.7157    4   2   2        24
                56.92         20.98        1.6176    5   1   1        24
                56.92          6.51        1.6176    3   3   3         8
                62.51         38.50        1.4859    4   4   0        12
                70.91          2.88        1.3290    6   2   0        24
                73.95          7.49        1.2818    5   3   3        24
                74.95          3.36        1.2671    6   2   2        24
                78.91          2.44        1.2132    4   4   4         8
                86.68          2.83        1.1232    6   4   2        48
                89.58          4.01        1.0943    5   5   3        24
                89.58          7.59        1.0943    7   3   1        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.