Spinel
      Princivalle F, Martignago F, Dal Negro A
      American Mineralogist 91 (2006) 313-318
      Kinetics of cation ordering in natural Mg(Al,Cr3+)2O4 spinels
      Locality: Olkhon metamorphic complex, Lake Baikal, Russia
      Sample: Ch1, untreated
      _database_code_amcsd 0004077

      CELL PARAMETERS:    8.0928   8.0928   8.0928   90.000   90.000   90.000
      SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    530.025
      Density (g/cm3):      3.592
      MAX. ABS. INTENSITY / VOLUME**2:      18.79518476    
      RIR:      1.704
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                18.99         37.51        4.6724    1   1   1         8
                31.26         33.17        2.8612    2   2   0        12
                36.84        100.00        2.4401    3   1   1        24
                44.80         55.76        2.0232    4   0   0         6
                55.64          8.62        1.6519    4   2   2        24
                59.34          2.87        1.5575    3   3   3         8
                59.34         43.40        1.5575    5   1   1        24
                65.21         67.43        1.4306    4   4   0        12
                68.61          3.52        1.3679    5   3   1        48
                74.09          2.50        1.2796    6   2   0        24
                77.31          9.65        1.2341    5   3   3        24
                78.38          1.34        1.2200    6   2   2        24
                82.60          6.14        1.1681    4   4   4         8
                85.73          2.88        1.1332    5   5   1        24
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.