Nb9 O25 P
      Benabbas A, Borel M, Grandin A, Leclaire A, Raveau B
      Acta Crystallographica C47 (1991) 849-850
      Redetermination of the structure of PNb9O25
      _cod_database_code 1001529
      _database_code_amcsd 0010248

      CELL PARAMETERS:   15.6390  15.6390   3.8317   90.000   90.000   90.000
      SPACE GROUP: I4/m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    937.151
      Density (g/cm3):      4.490
      MAX. ABS. INTENSITY / VOLUME**2:      66.26336243    
      RIR:      4.806
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                 8.00          3.88       11.0584    1   1   0         4
                11.32          7.23        7.8195    2   0   0         4
                16.03          1.93        5.5292    2   2   0         4
                17.94         35.81        4.9455    1   3   0         4
                22.74          4.74        3.9097    4   0   0         4
                23.91         50.66        3.7216    1   0   1         8
                25.47         99.75        3.4970    2   4   0         4
                26.52         21.84        3.3604    1   2   1         8
                29.12          5.31        3.0671    5   1   0         4
                31.14          1.78        2.8717    3   2   1         8
                31.14         43.08        2.8717    2   3   1         8
                33.24         17.03        2.6956    1   4   1         8
                33.41          2.96        2.6821    3   5   0         4
                36.33          1.63        2.4727    2   6   0         4
                36.33         15.39        2.4727    6   2   0         4
                37.10          3.09        2.4230    5   0   1         8
                37.10          2.39        2.4230    4   3   1         8
                37.10          2.36        2.4230    3   4   1         8
                38.91          9.44        2.3145    5   2   1         8
                40.80          1.56        2.2117    7   1   0         4
                41.64          1.51        2.1687    6   4   0         4
                42.33          5.60        2.1350    6   1   1         8
                44.10         23.57        2.0535    3   7   0         4
                46.45          2.58        1.9549    8   0   0         4
                47.46         15.89        1.9159    0   0   2         2
                47.97          1.27        1.8965    2   8   0         4
                48.95          1.12        1.8608    2   0   2         8
                50.18          7.77        1.8180    7   5   0         4
                51.13          4.73        1.7865    1   3   2         8
                51.49          2.54        1.7747    5   6   1         8
                52.32          4.78        1.7485    4   8   0         4
                52.90         18.90        1.7306    4   7   1         8
                53.02          1.12        1.7270    1   9   0         4
                53.02          3.07        1.7270    9   1   0         4
                53.24          1.77        1.7204    4   0   2         8
                54.62         16.12        1.6802    2   4   2         8
                55.65          7.26        1.6516    3   8   1         8
                56.65          2.12        1.6249    5   1   2         8
                58.31         14.07        1.5825    9   0   1         8
                59.07          2.60        1.5639    8   6   0         4
                59.07          1.52        1.5639   10   0   0         4
                59.61          8.11        1.5511    7   6   1         8
                60.89          2.69        1.5214    8   5   1         8
                61.20          4.69        1.5145    6   2   2         8
                61.20          1.16        1.5145    2   6   2         8
                63.41          1.16        1.4669    4   9   1         8
                64.14          3.57        1.4520   10   4   0         4
                64.95          1.32        1.4358    6   4   2         8
                66.78         11.26        1.4008    3   7   2         8
                68.39          1.91        1.3716   11   3   0         4
                69.78          1.14        1.3478    2   8   2         8
                71.55          5.21        1.3188    7   5   2         8
                73.12          3.10        1.2943    5  11   0         4
                73.30          2.15        1.2915    4   8   2         8
                73.88          2.31        1.2828    9   1   2         8
                74.54          1.16        1.2730    1   0   3         8
                75.33          8.56        1.2616   11   4   1         8
                77.72          1.65        1.2287    9   9   0         4
                77.98          2.15        1.2252    2   3   3         8
                79.04          1.36        1.2115    8   6   2         8
                80.17          1.10        1.1972   10   2   2         8
                81.02          2.32        1.1868    6  11   1         8
                82.51          1.25        1.1692    5   2   3         8
                83.55          2.10        1.1572   10   4   2         8
                85.51          2.82        1.1356    2  13   1         8
                87.46          2.10        1.1153   11   3   2         8
                87.74          1.06        1.1124    9  10   1         8
                88.39          1.51        1.1058   14   2   0         4
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.