Al H5 N O10 P3
      Averbuch-Pouchot M, Durif A, Guitel J
      Acta Crystallographica B33 (1977) 1436-1438
      Structure cristalline d'un tripolyphosphate acide d'aluminium-ammonium:
      Al (N H4) H P3 O10
      _cod_database_code 1007013
      _database_code_amcsd 0009589

      CELL PARAMETERS:   11.6430   4.9180   8.7050   90.000  119.270   90.000
      SPACE GROUP: P2/a      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    434.811
      Density (g/cm3):      2.245
      MAX. ABS. INTENSITY / VOLUME**2:      17.95485367    
      RIR:      2.605
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                11.65        100.00        7.5936    0   0   1         2
                15.54          2.11        5.7016   -2   0   1         2
                17.46         30.83        5.0782    2   0   0         2
                18.04          9.83        4.9180    0   1   0         2
                20.06          9.16        4.4264    1   1   0         4
                20.97         11.03        4.2370   -1   1   1         4
                21.29         25.46        4.1728   -2   0   2         2
                21.53          6.52        4.1279    0   1   1         4
                23.89          9.75        3.7240   -2   1   1         4
                25.21         17.97        3.5328    2   1   0         4
                25.36          6.09        3.5123    1   1   1         4
                27.50          2.67        3.2436   -1   1   2         4
                28.04         18.46        3.1818   -2   1   2         4
                29.34          5.67        3.0443   -3   1   1         4
                29.73         19.17        3.0054    0   1   2         4
                31.21          7.59        2.8661   -4   0   1         2
                31.23          2.85        2.8643   -3   1   2         4
                32.10          4.56        2.7886    3   1   0         4
                34.23          1.22        2.6192    1   1   2         4
                35.35          8.92        2.5391    4   0   0         2
                35.46          2.49        2.5312    0   0   3         2
                35.79          4.71        2.5089    2   0   2         2
                35.94          3.59        2.4990   -2   1   3         4
                36.28          1.10        2.4763   -4   1   1         4
                36.43          3.42        2.4664   -4   1   2         4
                36.54          3.20        2.4590    0   2   0         2
                36.96          3.13        2.4319   -1   1   3         4
                38.15          1.08        2.3587   -1   2   1         4
                40.06          4.49        2.2506    0   1   3         4
                40.38          1.68        2.2339   -4   1   3         4
                40.77          2.28        2.2132    2   2   0         4
                40.87          2.84        2.2081    1   2   1         4
                45.31          1.30        2.0016   -5   1   3         4
                46.72          1.72        1.9444    4   1   1         4
                47.21          1.30        1.9252    1   2   2         4
                47.32          1.91        1.9212    2   0   3         2
                48.53          4.00        1.8759   -2   2   3         4
                48.92          1.95        1.8620   -4   2   2         4
                49.08          3.43        1.8561   -6   0   1         2
                50.62          3.33        1.8032   -6   1   2         4
                50.63          2.43        1.8031   -5   1   4         4
                51.55          1.16        1.7728   -6   1   3         4
                53.89          2.47        1.7012   -2   0   5         2
                55.70          2.63        1.6501    4   1   2         4
                56.76          3.65        1.6218   -2   2   4         4
                60.70          2.22        1.5258   -2   3   2         4
                61.01          1.06        1.5187    0   0   5         2
                61.62          1.38        1.5050    0   3   2         4
                62.72          1.87        1.4815   -6   2   1         4
                65.48          1.63        1.4254   -8   0   4         2
                65.70          1.93        1.4211   -4   3   2         4
                66.88          3.00        1.3990   -2   2   5         4
                67.13          1.58        1.3943    6   2   0         4
                67.29          1.62        1.3915   -4   1   6         4
                68.16          1.82        1.3758   -8   1   2         4
                71.01          1.04        1.3274   -6   2   5         4
                73.89          1.08        1.2827    6   2   1         4
                75.84          1.87        1.2545    4   0   4         2
                76.04          1.21        1.2516   -6   3   2         4
                88.32          1.14        1.1066    4   4   0         4
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.