Vigezzite
      Giuseppetti G, Tadini P
      Neues Jahrbuch fur Mineralogie, Monatshefte 1990 (1990) 301-308
      The crystal structure of vigezzite, (Ca,Ce)(Nb,Ta,Ti)2O6,
      intermediate term of the aeschynite series
      Locality: Vigezzo Valley, Novara, Italy
      _database_code_amcsd 0014844

      CELL PARAMETERS:   11.0650   7.5270   5.3430   90.000   90.000   90.000
      SPACE GROUP: Pnma      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    444.998
      Density (g/cm3):      5.723
      MAX. ABS. INTENSITY / VOLUME**2:      68.50249430    
      RIR:      3.898
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                18.44         42.63        4.8114    1   0   1         4
                19.92          3.69        4.4578    2   1   0         4
                20.38          1.76        4.3569    0   1   1         4
                21.92          4.67        4.0540    1   1   1         8
                23.14          8.88        3.8433    2   0   1         4
                23.64         44.95        3.7635    0   2   0         2
                28.69         14.51        3.1118    2   2   0         4
                29.43         91.62        3.0354    3   0   1         4
                30.15        100.00        2.9644    1   2   1         8
                31.79          5.17        2.8151    3   1   1         8
                32.36         15.82        2.7662    4   0   0         2
                33.32          5.71        2.6890    2   2   1         8
                33.54         29.28        2.6715    0   0   2         2
                34.54          3.38        2.5969    1   0   2         4
                34.54          1.44        2.5965    4   1   0         4
                36.58          4.31        2.4565    4   0   1         4
                38.09         21.15        2.3627    3   2   1         8
                39.32          2.85        2.2915    2   1   2         8
                39.43          1.94        2.2850    2   3   0         4
                39.69          3.55        2.2711    0   3   1         4
                40.47         18.87        2.2289    4   2   0         4
                40.55          1.05        2.2247    1   3   1         8
                41.45          7.22        2.1785    0   2   2         4
                41.75          5.54        2.1636    3   0   2         4
                42.28          2.54        2.1374    1   2   2         8
                43.52          2.72        2.0794    3   1   2         8
                44.02          1.51        2.0571    4   2   1         8
                44.30          4.58        2.0446    5   0   1         4
                44.71         11.47        2.0270    2   2   2         8
                46.00          3.84        1.9731    5   1   1         8
                46.99          1.84        1.9339    3   3   1         8
                47.30         13.51        1.9217    4   0   2         4
                48.37         20.50        1.8817    0   4   0         2
                48.92          2.01        1.8619    4   1   2         8
                49.02          1.87        1.8584    4   3   0         4
                49.42          3.72        1.8442    6   0   0         2
                50.82          1.57        1.7966    5   2   1         8
                50.99          1.98        1.7912    6   1   0         4
                52.19          4.85        1.7525    1   4   1         8
                52.49          1.43        1.7432    6   0   1         4
                52.71          2.29        1.7365    2   3   2         8
                52.82          1.02        1.7331    0   1   3         4
                53.54         26.99        1.7115    4   2   2         8
                53.79          1.92        1.7042    5   0   2         4
                54.10          4.27        1.6953    2   0   3         4
                54.28          1.15        1.6900    2   4   1         8
                55.49          4.41        1.6560    6   2   0         4
                57.46          8.59        1.6038    3   0   3         4
                57.64         25.66        1.5993    3   4   1         8
                57.88          9.44        1.5931    1   2   3         8
                58.21          2.88        1.5850    5   3   1         8
                59.40          6.66        1.5559    4   4   0         4
                59.55          7.39        1.5525    5   2   2         8
                59.83         13.17        1.5457    2   2   3         8
                60.15         10.76        1.5384    0   4   2         4
                60.79          2.69        1.5238    1   4   2         8
                61.06          1.87        1.5177    6   0   2         4
                61.14         12.82        1.5158    7   0   1         4
                61.97          1.35        1.4975    4   0   3         4
                63.00          5.68        1.4754    3   2   3         8
                64.90          1.00        1.4367    1   5   1         8
                65.77          1.43        1.4199    3   4   2         8
                66.42          2.51        1.4075    6   2   2         8
                66.50          9.72        1.4060    7   2   1         8
                67.67          1.41        1.3846    5   4   1         8
                67.75          1.11        1.3831    8   0   0         2
                69.97          6.04        1.3445    4   4   2         8
                70.50          1.31        1.3357    0   0   4         2
                71.09          2.13        1.3261    1   0   4         4
                71.65          1.89        1.3171    6   4   0         4
                72.86          2.80        1.2982    8   2   0         4
                73.99          1.36        1.2811    6   0   3         4
                75.48          2.28        1.2595    2   4   3         8
                75.73          1.10        1.2559    3   0   4         4
                76.10          3.52        1.2507    1   2   4         8
                78.33          4.96        1.2206    3   4   3         8
                78.83          1.12        1.2142    5   3   3         8
                78.85          4.97        1.2139    1   6   1         8
                81.40          1.78        1.1822    7   0   3         4
                81.47          1.62        1.1813    6   4   2         8
                81.55          8.33        1.1804    7   4   1         8
                82.63          3.38        1.1677    8   2   2         8
                83.36          2.48        1.1594    3   6   1         8
                84.57          2.10        1.1458    4   2   4         8
                84.87          2.80        1.1425    4   6   0         4
                85.52          1.09        1.1355    0   6   2         4
                86.24          2.19        1.1279    7   2   3         8
                88.33          1.57        1.1065   10   0   0         2
                89.59          5.78        1.0942    5   2   4         8
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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.