Metatorbernite
Diffraction data computed using the structure from the paper listed below, 
along with the cell parameters refined from single crystal data of R070509
      Ross M, Evans H T, Appleman D E
      American Mineralogist 49 (1964) 1603-1621
      Studies of the torbernite minerals (II): The crystal structure of
      meta-torbernite

      CELL PARAMETERS:   6.9639  6.9639 17.3170   90.000   90.000   90.000
      SPACE GROUP: P4/n      

           ATOM        X         Y         Z     OCCUPANCY  ISO(B)
            P      0.25000   0.75000   0.00000     1.000     0.100
            P      0.25000   0.75000   0.50000     1.000     0.100
            Cu     0.25000   0.25000   0.80990     1.000     1.100
            U      0.25000   0.25000   0.05100     1.000     0.760
            U      0.25000   0.25000   0.55240     1.000     0.630
            O      0.25000   0.25000   0.15640     1.000     1.600
            O      0.25000   0.25000   0.65630     1.000     1.200
            O      0.25000   0.25000   0.94880     1.000     0.700
            O      0.25000   0.25000   0.44030     1.000     1.500
            O      0.78340   0.08020   0.44660     1.000     1.600
            O      0.70380   0.08180   0.94860     1.000     0.400
            Wa     0.34760   0.98140   0.31050     1.000     2.700
            Wa     0.22250   0.97680   0.80950     1.000     2.600

            X-RAY WAVELENGTH:     1.541838
            BOUNDS ON TWO THETA:    0.0  90.0
            LIMITS IMPOSED ON THE INDICES ARE:  +/-  6 +/-  6 +/- 15
            MAX. ABS. INTENSITY / VOLUME**2:      888.7064201    
            The INTENSITY cut off value is   1.00

               2-THETA      INTENSITY    D-SPACING   H   K   L
                 5.10          2.46       17.3170    0   0   1
                10.22        100.00        8.6585    0   0   2
                15.35          1.02        5.7723    0   0   3
                16.33          1.06        5.4265    1   0   2
                20.51          3.94        4.3292    0   0   4
                25.58         77.71        3.4820    2   0   0
                27.61         43.91        3.2305    2   0   2
                29.97          1.01        2.9815    2   0   3
                33.01          4.09        2.7133    2   0   4
                36.49         25.96        2.4621    2   2   0
                36.60          1.13        2.4555    2   0   5
                37.99         18.34        2.3682    2   2   2
                41.73          7.20        2.1646    0   0   8
                42.23          1.90        2.1402    2   2   4
                49.59         12.77        1.8383    2   0   8
                52.57         10.18        1.7410    4   0   0
                52.87          2.27        1.7317    0   0  10
                53.70          5.95        1.7068    4   0   2
                56.62          7.25        1.6257    2   2   8
                59.35          6.55        1.5572    2   4   0
                59.35          6.37        1.5572    4   2   0
                59.63          6.44        1.5505    2   0  10
                60.40          4.09        1.5326    2   4   2
                60.40          4.04        1.5326    4   2   2
                65.95          4.55        1.4164    2   2  10
                69.26          4.54        1.3566    4   0   8
                70.66          2.01        1.3331    2   0  12
                75.16          3.37        1.2641    2   4   8
                75.16          3.27        1.2641    4   2   8
                76.52          1.46        1.2450    2   2  12
                77.54          2.67        1.2311    4   4   0
                77.79          2.58        1.2278    4   0  10
                78.47          1.96        1.2188    4   4   2
                83.24          2.23        1.1607    6   0   0
                83.49          2.12        1.1579    2   4  10
                83.49          2.08        1.1579    4   2  10
                84.16          1.83        1.1504    6   0   2
                87.88          1.11        1.1110    4   0  12
                88.88          1.92        1.1011    2   6   0
                88.88          1.95        1.1011    6   2   0
                89.79          1.51        1.0923    6   2   2
                89.79          1.57        1.0923    2   6   2
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.