Guanine
      Thewalt U, Bugg C E, Marsh R E
      Acta Crystallographica B27 (1971) 2358-2362
      The crystal structure of guanine monohydrate
      Locality: synthetic
      _database_code_amcsd 0009419

      CELL PARAMETERS:   16.5100  11.2770   3.6450   90.000   96.800   90.000
      SPACE GROUP: P2_1/n    
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    673.864
      Density (g/cm3):      1.667
      MAX. ABS. INTENSITY / VOLUME**2:      5.058631264    
      RIR:      0.988
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                 9.52         50.90        9.2911    1   1   0         4
                10.79         22.44        8.1969    2   0   0         2
                15.72         13.24        5.6385    0   2   0         2
                18.04         29.83        4.9177    3   1   0         4
                21.68          7.95        4.0985    4   0   0         2
                22.66          2.45        3.9241    3   2   0         4
                24.29         10.67        3.6639    1   3   0         4
                24.55          8.83        3.6258   -1   0   1         2
                25.81          2.17        3.4518   -1   1   1         4
                25.83          7.15        3.4493    1   0   1         2
                25.85          8.27        3.4462    0   1   1         4
                26.08          3.37        3.4168    2   3   0         4
                26.89         11.22        3.3152    4   2   0         4
                26.91         44.81        3.3131   -2   1   1         4
                27.91        100.00        3.1968   -3   0   1         2
                28.35          5.10        3.1484    5   1   0         4
                28.83          4.70        3.0970    3   3   0         4
                29.03          4.67        3.0756   -3   1   1         4
                29.22          5.79        3.0561    2   1   1         4
                29.29          2.43        3.0497   -1   2   1         4
                29.32         10.72        3.0459    0   2   1         4
                30.38          9.62        2.9424    1   2   1         4
                31.57          2.27        2.8344    5   2   0         4
                31.99          3.67        2.7976   -4   1   1         4
                32.22          2.60        2.7785    1   4   0         4
                33.62          1.96        2.6660    2   4   0         4
                33.75          2.10        2.6555    6   1   0         4
                34.40          1.43        2.6072    0   3   1         4
                34.67          4.77        2.5871   -5   0   1         2
                35.32          1.80        2.5415    1   3   1         4
                35.84          1.04        2.5055    3   4   0         4
                35.89          3.04        2.5024    4   1   1         4
                36.36          6.19        2.4709    5   3   0         4
                37.06          4.25        2.4255    2   3   1         4
                38.54          1.61        2.3358    4   2   1         4
                39.29          1.82        2.2931    7   1   0         4
                40.53          1.55        2.2256   -1   4   1         4
                41.53          1.79        2.1746    2   5   0         4
                42.66          1.20        2.1195    4   3   1         4
                43.47          1.68        2.0819   -7   0   1         2
                45.64          1.02        1.9878    7   3   0         4
                46.02          2.26        1.9721   -6   3   1         4
                47.19          1.15        1.9260    8   2   0         4
                48.21          1.33        1.8877    1   5   1         4
                48.75          1.90        1.8680    7   0   1         2
                49.46          1.15        1.8428    7   1   1         4
                49.77          2.08        1.8320    2   6   0         4
                50.33          1.11        1.8129   -2   0   2         2
                51.29          1.16        1.7814    5   4   1         4
                51.41          1.22        1.7775   -4   5   1         4
                54.14          1.12        1.6941    4   5   1         4
                55.63          3.70        1.6522   -5   1   2         4
                57.67          3.58        1.5984   -6   0   2         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.