CdNb2O6*H2O
      Groult D, Michel C, Raveau B
      Journal of Inorganic and Nuclear Chemistry 37 (1975) 2203-2205
      Sur de nouveaux pyrochlores lacunaires d'ions bivalents synthetises par
      echanges d'ions
      Locality: synthetic
      _database_code_amcsd 0013038

      CELL PARAMETERS:   10.4430  10.4430  10.4430   90.000   90.000   90.000
      SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:   1138.874
      Density (g/cm3):      4.833
      MAX. ABS. INTENSITY / VOLUME**2:      142.5235107    
      RIR:      9.602
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                14.69         14.91        6.0293    1   1   1         8
                28.34          2.78        3.1487    3   1   1        24
                29.63        100.00        3.0146    2   2   2         8
                34.35         29.05        2.6107    4   0   0         6
                42.40          1.88        2.1317    4   2   2        24
                45.11          1.79        2.0098    3   3   3         8
                49.37         40.68        1.8461    4   4   0        12
                51.79          1.17        1.7652    5   3   1        48
                58.64         34.58        1.5743    6   2   2        24
                61.52          8.64        1.5073    4   4   4         8
                63.63          1.21        1.4623    5   5   1        24
                72.40          4.88        1.3054    8   0   0         6
                80.12         11.67        1.1979    6   6   2        24
                82.64         10.09        1.1676    8   4   0        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.