Dawsonite
      Frueh A J, Golightly J P
      The Canadian Mineralogist 9 (1967) 51-56
      The crystal structure of dawsonite NaAl(CO3)(OH)2
      Locality: McGill University, Montreal, Quebec, Canada
      _database_code_amcsd 0005083

      CELL PARAMETERS:    6.7100  10.4110   5.5800   90.000   90.000   90.000
      SPACE GROUP: Imam      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    389.807
      Density (g/cm3):      2.419
      MAX. ABS. INTENSITY / VOLUME**2:      15.47361680    
      RIR:      2.083
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                15.71        100.00        5.6401    1   1   0         4
                18.04          1.56        4.9181    0   1   1         4
                26.57         13.06        3.3550    2   0   0         2
                26.93          4.42        3.3108    1   2   1         8
                28.97          4.47        3.0825    1   3   0         4
                32.08          4.15        2.7900    0   0   2         2
                32.30         58.27        2.7715    2   1   1         8
                34.46         16.12        2.6028    0   4   0         2
                35.91         13.53        2.5008    1   1   2         8
                36.54          1.12        2.4591    0   2   2         4
                40.54          2.08        2.2253    1   4   1         8
                40.75          2.92        2.2141    2   3   1         8
                42.12         18.26        2.1452    2   0   2         4
                43.76          2.54        2.0685    1   3   2         8
                44.03          1.40        2.0565    2   4   0         4
                45.62         14.98        1.9887    1   5   0         4
                45.75          1.36        1.9834    2   2   2         8
                46.55          7.82        1.9508    0   5   1         4
                49.80          2.13        1.8310    0   1   3         4
                52.76          1.31        1.7352    0   6   0         2
                53.22         18.91        1.7211    3   1   2         8
                54.12          4.05        1.6948    1   2   3         8
                54.40          2.75        1.6864    2   5   1         8
                54.72          7.61        1.6775    4   0   0         2
                55.51         14.90        1.6554    2   4   2         8
                56.86          2.65        1.6194    1   5   2         8
                57.33          1.61        1.6072    2   1   3         8
                57.74          1.24        1.5966    4   2   0         4
                59.27          1.01        1.5591    3   3   2         8
                60.03          3.96        1.5412    2   6   0         4
                60.77          1.93        1.5240    3   5   0         4
                63.10          3.16        1.4735    0   6   2         4
                66.29          1.42        1.4100    4   4   0         4
                67.10          4.57        1.3950    0   0   4         2
                67.60          4.18        1.3858    4   2   2         8
                69.40          1.60        1.3542    1   1   4         8
                69.70          1.73        1.3491    2   6   2         8
                70.39          4.44        1.3375    3   5   2         8
                70.77          2.09        1.3314    3   6   1         8
                70.79          1.75        1.3310    5   1   0         4
                73.53          1.14        1.2880    1   7   2         8
                73.94          2.02        1.2819    2   5   3         8
                74.69          1.96        1.2709    1   3   4         8
                75.91          1.50        1.2534    3   4   3         8
                77.66          2.29        1.2295    0   4   4         4
                84.91          1.90        1.1420    1   5   4         8
                85.85          1.67        1.1320    3   7   2         8
                86.22          1.95        1.1280    5   5   0         4
                88.27          3.86        1.1070    4   6   2         8
                89.23          1.19        1.0977    2   7   3         8
                89.97          1.30        1.0905    6   1   1         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.