Uranophane - alpha
      Smith D K, Gruner J W, Lipscomb W N
      American Mineralogist 42 (1957) 594-618
      The crystal structure of uranophane [Ca(H3O)2](UO2)2(SiO4)2.3H2O
      Locality: Chinkolobwe deposits, Belgian Congo, Africa
      _database_code_amcsd 0000081

      CELL PARAMETERS:   15.9700   7.0700   6.6800   90.000   97.300   90.000
      SPACE GROUP: P2_1      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    748.111
      Density (g/cm3):      3.392
      MAX. ABS. INTENSITY / VOLUME**2:      158.0167926    
      RIR:     15.167
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                 5.58          2.88       15.8406    1   0   0         2
                11.17        100.00        7.9203    2   0   0         2
                13.36         13.12        6.6259    0   0   1         2
                13.72          2.47        6.4561    1   1   0         2
                16.31         13.51        5.4331   -2   0   1         2
                18.35         23.87        4.8346    0   1   1         2
                18.52          3.88        4.7912    2   0   1         2
                18.69          2.01        4.7486   -1   1   1         2
                19.69          1.88        4.5088    1   1   1         2
                20.62          4.47        4.3080   -2   1   1         2
                22.42         10.24        3.9663    2   1   1         2
                22.45         16.92        3.9601    4   0   0         2
                24.68          6.17        3.6071   -4   0   1         2
                25.19         15.84        3.5350    0   2   0         1
                27.63         11.62        3.2281    2   2   0         2
                27.77          4.48        3.2131   -4   1   1         2
                28.62          2.61        3.1189    0   2   1         2
                28.84          2.15        3.0954   -1   2   1         2
                29.52          1.74        3.0260    1   2   1         2
                29.78         17.60        2.9999    0   1   2         2
                30.16          3.56        2.9630   -2   2   1         2
                30.48          5.78        2.9331    4   1   1         2
                30.63         12.37        2.9189   -2   1   2         2
                31.45          1.38        2.8446    2   2   1         2
                33.13          9.91        2.7042    2   1   2         2
                33.96          5.71        2.6401    6   0   0         2
                33.99          5.86        2.6372    4   2   0         2
                34.95          2.59        2.5673   -6   0   1         2
                35.40          4.25        2.5358   -4   1   2         2
                35.56          2.80        2.5247   -4   2   1         2
                37.10          1.21        2.4234   -1   2   2         2
                37.26          1.45        2.4131   -6   1   1         2
                38.18          1.15        2.3573    1   2   2         2
                38.63          2.55        2.3310    1   3   0         2
                39.73          3.57        2.2689    4   1   2         2
                40.42          2.36        2.2317    6   1   1         2
                40.63          3.09        2.2204    0   3   1         2
                40.80          1.94        2.2119   -1   3   1         2
                40.86          2.72        2.2086    0   0   3         2
                41.01          1.85        2.2010   -2   0   3         2
                41.30          1.91        2.1861    1   3   1         2
                41.98          1.74        2.1520    3   3   0         2
                42.75          2.95        2.1153    6   2   0         2
                42.76          1.83        2.1147    2   3   1         2
                42.90          1.14        2.1081    0   1   3         2
                42.95          2.61        2.1057   -6   1   2         2
                43.04          2.71        2.1016   -2   1   3         2
                43.57          1.55        2.0773   -6   2   1         2
                43.94          2.48        2.0608    2   0   3         2
                44.35          1.16        2.0425   -4   0   3         2
                45.83          3.52        1.9801    8   0   0         2
                45.87          1.10        1.9784    2   1   3         2
                46.00          1.25        1.9729   -4   3   1         2
                46.15          2.41        1.9670   -8   0   1         2
                46.27          1.68        1.9622   -4   1   3         2
                47.34          3.42        1.9204    0   3   2         2
                47.81          1.73        1.9025    4   3   1         2
                47.91          2.74        1.8986   -2   3   2         2
                48.01          1.10        1.8950   -8   1   1         2
                48.12          1.15        1.8909    5   3   0         2
                48.48          3.93        1.8776    6   1   2         2
                48.61          1.64        1.8731    0   2   3         2
                48.74          1.03        1.8685   -2   2   3         2
                49.67          2.40        1.8356    2   3   2         2
                51.32          1.73        1.7803    2   2   3         2
                51.32          1.37        1.7802   -4   3   2         2
                51.47          2.80        1.7755    8   1   1         2
                51.72          1.12        1.7675    0   4   0         1
                52.13          2.21        1.7544   -6   1   3         2
                52.35          2.76        1.7476   -8   1   2         2
                53.01          2.56        1.7275    8   2   0         2
                53.30          1.94        1.7188   -8   2   1         2
                53.80          1.43        1.7039   -1   4   1         2
                54.21          1.28        1.6920    1   4   1         2
                54.63          1.07        1.6800    4   3   2         2
                55.19          1.36        1.6643   -2   0   4         2
                55.47          1.08        1.6565    0   0   4         2
                56.89          1.04        1.6184   -1   3   3         2
                57.72          1.09        1.5971    6   0   3         2
                58.13          1.11        1.5869  -10   0   1         2
                58.75          1.80        1.5715    8   1   2         2
                59.19          1.09        1.5611   -1   4   2         2
                59.95          1.04        1.5430    1   4   2         2
                60.10          1.27        1.5395   -8   1   3         2
                61.59          1.65        1.5058   -2   2   4         2
                61.80          1.31        1.5013    6   3   2         2
                61.86          1.33        1.5000    0   2   4         2
                63.47          1.46        1.4656   10   1   1         2
                64.36          1.15        1.4475    8   3   1         2
                64.55          1.12        1.4437    2   2   4         2
                65.13          1.10        1.4323   -8   3   2         2
                69.81          1.16        1.3473  -10   1   3         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.