Spinel
      Carbonin S, Martignago F, Menegazzo G, Dal Negro A
      Physics and Chemistry of Minerals 29 (2002) 503-514
      X-ray single-crystal study of spinels: in situ heating
      Sample: NAT, Cooling, T = 600 C
      _database_code_amcsd 0008678

      CELL PARAMETERS:    8.1350   8.1350   8.1350   90.000   90.000   90.000
      SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    538.360
      Density (g/cm3):      3.553
      MAX. ABS. INTENSITY / VOLUME**2:      18.62411440    
      RIR:      1.707
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                18.89         33.76        4.6967    1   1   1         8
                31.10         32.52        2.8762    2   2   0        12
                36.64        100.00        2.4528    3   1   1        24
                44.55         54.92        2.0338    4   0   0         6
                55.32          8.61        1.6605    4   2   2        24
                59.00         40.39        1.5656    5   1   1        24
                59.00          3.05        1.5656    3   3   3         8
                64.83         65.54        1.4381    4   4   0        12
                68.20          3.07        1.3751    5   3   1        48
                73.65          2.55        1.2863    6   2   0        24
                76.84          9.03        1.2406    5   3   3        24
                77.89          1.02        1.2264    6   2   2        24
                82.08          5.84        1.1742    4   4   4         8
                85.18          2.41        1.1391    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.