Jennite
      Bonaccorsi E, Merlino S, Taylor H F W
      Cement and Concrete Research 34 (2004) 1481-1488
      The crystal structure of jennite, Ca9Si6O18(OH)6*8H2O
      Locality: Fuka, Japan
      _database_code_amcsd 0012177

      CELL PARAMETERS:   10.5760   7.2650  10.9310  101.300   96.980  109.650
      SPACE GROUP: P-1       
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    759.496
      Density (g/cm3):      2.349
      MAX. ABS. INTENSITY / VOLUME**2:      14.12138773    
      RIR:      1.957
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                 8.42        100.00       10.4961    0   0   1         2
                 9.07          2.21        9.7528    1   0   0         2
                13.59          9.09        6.5156    1   0   1         2
                17.49          1.43        5.0707   -1   0   2         2
                17.56          1.07        5.0509    0   1   1         2
                18.32          5.45        4.8438   -1  -1   1         2
                18.44          1.00        4.8112   -2   0   1         2
                18.73          6.08        4.7378    0  -1   2         2
                19.93          4.69        4.4545   -2   1   1         2
                21.51          4.79        4.1312   -1  -1   2         2
                22.64          2.39        3.9271   -1   1   2         2
                25.01          1.20        3.5601   -1   2   0         2
                25.46         13.87        3.4987    0   0   3         2
                25.61          4.61        3.4786    0  -1   3         2
                25.67          3.57        3.4698   -3   1   0         2
                26.73          4.47        3.3346    2  -2   1         2
                26.94          2.49        3.3094    0   2   0         2
                27.02          8.41        3.3005   -3   0   1         2
                27.28          1.11        3.2688    1  -1   3         2
                27.34          1.82        3.2623    1  -2   2         2
                27.38          2.66        3.2578    2   0   2         2
                27.75          1.52        3.2151    3  -1   1         2
                28.02          5.93        3.1847   -1   2   1         2
                29.23          7.51        3.0551   -3   0   2         2
                29.70          5.24        3.0082    2  -2   2         2
                30.31         11.75        2.9492    0   2   1         2
                30.39         12.29        2.9413    3   0   1         2
                30.60          1.80        2.9216   -3   2   0         2
                31.44          9.40        2.8451    3  -2   1         2
                31.60         10.52        2.8313    1   2   0         2
                32.09          1.12        2.7889    3  -1   2         2
                32.11          4.92        2.7872    1  -2   3         2
                32.14          2.63        2.7850   -3   2   1         2
                32.18          1.34        2.7816    0  -2   3         2
                33.09          2.07        2.7072   -1   2   2         2
                33.18          1.62        2.7004   -2   2   2         2
                33.52          9.80        2.6737   -1   0   4         2
                33.61         10.09        2.6666   -3   0   3         2
                34.17          2.64        2.6240    0   0   4         2
                34.65          4.59        2.5886    2  -2   3         2
                34.72          1.90        2.5840   -3  -1   2         2
                35.40          1.13        2.5354   -2   0   4         2
                35.55          1.53        2.5255    0   2   2         2
                36.86          1.78        2.4382    4   0   0         2
                37.38          1.04        2.4056   -4   0   2         2
                39.55          1.33        2.2784    0  -3   1         2
                39.61          1.31        2.2754    4   0   1         2
                41.06          1.55        2.1983   -3   2   3         2
                44.12          1.82        2.0528   -3  -2   1         2
                44.19          1.56        2.0496   -3  -2   2         2
                45.50          2.33        1.9935    3  -2   4         2
                45.54          1.04        1.9917   -5   0   1         2
                45.71          2.80        1.9848    5  -2   1         2
                45.79          2.03        1.9815    3   2   0         2
                46.19          1.10        1.9653   -1  -2   5         2
                46.24          1.19        1.9635   -2   2   4         2
                46.49          1.16        1.9534   -3   0   5         2
                46.49          2.15        1.9533    1   2   3         2
                48.26          1.94        1.8859    2  -2   5         2
                49.42          1.57        1.8442   -3  -2   4         2
                49.50          2.74        1.8415    0   2   4         2
                50.26          5.30        1.8154    2  -4   1         2
                50.44          1.10        1.8092   -5   2   3         2
                50.79          1.47        1.7978    2  -4   2         2
                52.63          1.03        1.7391    3  -2   5         2
                56.62          1.07        1.6255    6   0   0         2
                56.83          1.26        1.6200    3   0   5         2
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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.