Kerimasite
      Zaitsev A N, Williams C T, Britvin S N, Kuznetsova I V, Spratt J, Petrov S V, Keller J
      Mineralogical Magazine 74 (2010) 803-820
      Kerimasite, Ca3Zr2(Fe3+2Si)O12, a new garnet from carbonatites of Kerimasi volcano
      and surrounding explosion craters, northern Tanzania
      Locality: Kerimasi volcano, Tanzania
      _database_code_amcsd 0018324

      CELL PARAMETERS:   12.5512  12.5512  12.5512   90.000   90.000   90.000
      SPACE GROUP: Ia3d      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:   1977.223
      Density (g/cm3):      4.164
      MAX. ABS. INTENSITY / VOLUME**2:      37.40243832    
      RIR:      2.925
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                20.01         50.28        4.4375    2   2   0        12
                28.44         78.35        3.1378    4   0   0         6
                31.89         79.46        2.8065    4   2   0        24
                33.49          8.10        2.6759    3   3   2        24
                35.02        100.00        2.5620    4   2   2        24
                36.50          7.58        2.4615    4   3   1        48
                39.32          5.44        2.2915    5   2   1        48
                40.66          2.41        2.2188    4   4   0        12
                44.50          4.72        2.0361    6   1   1        24
                44.50          3.20        2.0361    5   3   2        48
                45.72         18.70        1.9845    6   2   0        24
                50.37          2.57        1.8116    4   4   4         8
                52.58         26.40        1.7405    6   4   0        24
                54.73         91.82        1.6772    6   4   2        48
                58.86         17.12        1.5689    8   0   0         6
                62.82          1.43        1.4792    6   6   0        12
                62.82          5.00        1.4792    8   2   2        24
                66.65         21.33        1.4033    8   4   0        24
                68.52         12.68        1.3694    8   4   2        48
                70.37         16.48        1.3380    6   6   4        24
                74.00          3.05        1.2810    8   4   4        24
                74.90          1.05        1.2679    8   5   3        48
                77.57          2.52        1.2307    8   6   2        48
                82.83          4.46        1.1653   10   4   0        24
                82.83          6.46        1.1653    8   6   4        48
                84.57         20.58        1.1458   10   4   2        48
                88.04         10.93        1.1094    8   8   0        12
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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.