Trevorite
      O'Driscoll B, Clay P L, Cawthorn P L, Lenaz D, Adetunji J, Kronz A
      Mineralogical Magazine 78 (2014) 145-163
      Trevorite: Ni-rich spinel formed by metasomatism and desulfurization processes
      at Bon Accord, South Africa?
      Locality: Bon Accord, South Africa
      _database_code_amcsd 0020145

      CELL PARAMETERS:    8.3626   8.3626   8.3626   90.000   90.000   90.000
      SPACE GROUP: Fd-3m     
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    584.822
      Density (g/cm3):      5.284
      MAX. ABS. INTENSITY / VOLUME**2:      96.24305440    
      RIR:      5.930
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                18.38          9.11        4.8281    1   1   1         8
                30.23         27.51        2.9566    2   2   0        12
                35.61        100.00        2.5214    3   1   1        24
                37.25          8.95        2.4141    2   2   2         8
                43.28         20.61        2.0907    4   0   0         6
                53.70          9.35        1.7070    4   2   2        24
                57.24         25.59        1.6094    5   1   1        24
                57.24          6.30        1.6094    3   3   3         8
                62.86         42.10        1.4783    4   4   0        12
                66.10          1.15        1.4135    5   3   1        48
                71.33          3.45        1.3222    6   2   0        24
                74.39          8.95        1.2753    5   3   3        24
                75.40          4.25        1.2607    6   2   2        24
                79.39          2.78        1.2070    4   4   4         8
                87.24          3.91        1.1175    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.