Adamantane-methane-hydrate
      Kirchner M T, Boese R, Billups W E, Norman L R
      Journal of the American Chemical Society 126 (2004) 9407-9412
      Gas hydrate single-crystal structure analyses
      Sample: C10H16(CH4)5(H2O)34, T = 123 K
      Locality: synthetic
      _database_code_amcsd 0019152

      CELL PARAMETERS:   12.3304  12.3304   9.9206   90.000   90.000  120.000
      SPACE GROUP: P6/mmm    
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:   1306.240
      Density (g/cm3):      1.063
      MAX. ABS. INTENSITY / VOLUME**2:      1.827467766    
      RIR:      0.560
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                 8.28          9.71       10.6784    1   0   0         6
                 8.91          2.85        9.9206    0   0   1         2
                12.18         25.08        7.2681    1   0   1        12
                14.37          1.01        6.1652    1   1   0         6
                17.88          1.30        4.9603    0   0   2         2
                18.87        100.00        4.7016    2   0   1        12
                19.73         44.27        4.4986    1   0   2        12
                22.02          6.27        4.0361    2   1   0        12
                23.01          2.90        3.8647    1   1   2        12
                23.80          9.28        3.7385    2   1   1        24
                24.50          8.91        3.6340    2   0   2        12
                25.02          8.37        3.5595    3   0   0         6
                26.61         41.01        3.3504    3   0   1        12
                26.96          5.54        3.3069    0   0   3         2
                28.25          6.66        3.1589    1   0   3        12
                28.51         98.79        3.1307    2   1   2        24
                28.97         31.40        3.0826    2   2   0         6
                30.18         63.24        2.9617    3   1   0        12
                30.36         38.41        2.9438    2   2   1        12
                30.68         43.24        2.9141    1   1   3        12
                31.53          5.08        2.8379    3   1   1        24
                31.83         32.58        2.8113    2   0   3        12
                33.57          4.88        2.6696    4   0   0         6
                34.80          2.30        2.5779    4   0   1        12
                35.08          3.75        2.5579    2   1   3        24
                35.30          3.65        2.5429    3   1   2        24
                36.68          1.73        2.4498    3   2   0        12
                37.11          1.46        2.4227    3   0   3        12
                37.22          4.43        2.4158    1   0   4        12
                38.29          2.33        2.3508    4   0   2        12
                39.73          5.57        2.2685    4   1   1        24
                39.98          1.62        2.2548    2   2   3        12
                40.09          8.75        2.2493    2   0   4        12
                41.09         12.00        2.1965    3   2   2        24
                42.32         11.21        2.1357    5   0   0         6
                42.79          4.33        2.1131    2   1   4        24
                43.34          6.53        2.0879    5   0   1        12
                44.06         18.14        2.0551    3   3   0         6
                44.52         29.52        2.0349    3   0   4        12
                44.92          4.55        2.0180    4   2   0        12
                45.05          2.42        2.0123    3   3   1        12
                45.73          2.95        1.9841    0   0   5         2
                45.89          3.28        1.9775    4   2   1        24
                46.11         32.25        1.9685    3   2   3        24
                46.28         20.73        1.9616    5   0   2        12
                47.03          2.17        1.9324    2   2   4        12
                47.40          6.47        1.9179    5   1   0        12
                47.75          6.01        1.9048    4   1   3        24
                47.91          2.47        1.8986    3   3   2        12
                48.18          3.01        1.8887    1   1   5        12
                48.71          2.18        1.8693    4   2   2        24
                50.21          1.62        1.8170    4   0   4        12
                51.31          1.08        1.7806    2   1   5        24
                52.50          1.04        1.7429    3   2   4        24
                52.83          2.06        1.7331    3   0   5        12
                54.45          1.18        1.6851    5   2   1        24
                56.51          1.86        1.6284    6   1   0        12
                58.31          1.05        1.5824    3   3   4        12
                59.01          2.65        1.5653    4   2   4        24
                60.51          2.09        1.5300    2   1   6        24
                61.50          5.52        1.5078    5   3   1        24
                62.74          1.31        1.4808    6   2   0        12
                64.06          1.44        1.4536    5   0   5        12
                65.38          1.10        1.4274    3   3   5        12
                65.82          2.26        1.4190    6   2   2        24
                66.06          1.68        1.4144    7   1   0        12
                66.41          3.16        1.4078    5   2   4        24
                67.63          1.13        1.3852    7   0   3        12
                67.63          1.78        1.3852    5   3   3        24
                68.46          1.47        1.3705    3   2   6        24
                68.99          1.17        1.3612    6   1   4        24
                70.41          1.77        1.3372    2   1   7        24
                72.78          2.70        1.2994    5   3   4        24
                77.05          2.67        1.2378    8   0   3        12
                81.51          2.72        1.1809    5   0   7        12
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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.