Metamunirite
Diffraction data computed using the structure from the paper listed below, 
along with the cell parameters refined from the powder pattern of R060624
      Kato K, Takayama E
      Acta Crystallographica B40 (1984) 102-105
      Das entwaesserungsverhalten des natriummetavanadatdihydrats und die
      kristallstruktur des beta-natriummetavanadats
      Note: anisoB's corrected from ICSD

      CELL PARAMETERS:  14.2000  3.6700  5.5400   90.000   90.000   90.000
      SPACE GROUP: Pnma      

           ATOM        X         Y         Z     OCCUPANCY  ISO(B)
            Na     0.33030   0.25000  -0.11500     1.000     1.600
            V      0.08440   0.25000  -0.07600     1.000     0.600
            O      0.18400   0.25000   0.10000     1.000     1.700
            O      0.11000   0.25000  -0.37300     1.000     1.700
            O     -0.05200   0.25000   0.00600     1.000     1.500

            X-RAY WAVELENGTH:     1.541838
            BOUNDS ON TWO THETA:    0.0  90.0
            LIMITS IMPOSED ON THE INDICES ARE:  +/- 13 +/-  3 +/-  5
            MAX. ABS. INTENSITY / VOLUME**2:      20.30204867    
            The INTENSITY cut off value is   1.00

               2-THETA      INTENSITY    D-SPACING   H   K   L
                12.47         17.23        7.1000    2   0   0
                17.18        100.00        5.1611    1   0   1
                20.33          5.17        4.3677    2   0   1
                24.74          7.88        3.5987    3   0   1
                25.08         25.54        3.5500    4   0   0
                27.36         29.82        3.2602    2   1   0
                29.19         22.40        3.0596    0   1   1
                29.87         36.74        2.9909    1   1   1
                29.89         30.45        2.9890    4   0   1
                31.85          2.68        2.8098    2   1   1
                32.32         14.54        2.7700    0   0   2
                32.95          2.88        2.7188    1   0   2
                34.76          4.02        2.5806    2   0   2
                34.92          4.33        2.5695    3   1   1
                35.17         11.98        2.5516    4   1   0
                35.52          6.48        2.5273    5   0   1
                37.62          6.61        2.3907    3   0   2
                38.02          2.62        2.3667    6   0   0
                38.86          9.65        2.3176    4   1   1
                41.49          1.35        2.1764    6   0   1
                42.84          2.44        2.1109    2   1   2
                45.27         12.72        2.0032    3   1   2
                45.61          1.68        1.9890    6   1   0
                47.75         10.11        1.9049    7   0   1
                48.64          2.23        1.8720    6   1   1
                49.68         17.71        1.8350    0   2   0
                49.79          2.65        1.8312    1   0   3
                50.74          1.92        1.7994    6   0   2
                51.11          1.88        1.7872    2   0   3
                51.48          3.26        1.7750    8   0   0
                52.45         10.00        1.7446    5   1   2
                52.96          6.96        1.7290    1   2   1
                54.27          3.11        1.6904    8   0   1
                55.72          7.12        1.6496    0   1   3
                56.14         10.09        1.6383    4   0   3
                56.27          1.08        1.6347    3   2   1
                56.45          3.56        1.6301    4   2   0
                57.34          1.74        1.6068    2   1   3
                57.69          8.93        1.5979    8   1   0
                59.07          5.64        1.5638    4   2   1
                60.52          3.07        1.5298    0   2   2
                60.91          1.16        1.5210    1   2   2
                62.04          4.06        1.4960    4   1   3
                62.10          4.02        1.4947    7   1   2
                62.11          1.07        1.4945    8   0   2
                62.55          2.50        1.4849    5   2   1
                63.96          2.44        1.4556    3   2   2
                66.70          6.06        1.4023    9   1   1
                67.69          1.94        1.3841    8   1   2
                69.45          3.23        1.3533    6   1   3
                70.90          1.95        1.3293    3   0   4
                71.37          4.31        1.3216    7   2   1
                72.99          1.02        1.2962    1   2   3
                73.37          1.57        1.2904    1   1   4
                73.75          1.01        1.2848    6   2   2
                74.05          1.11        1.2803    2   2   3
                74.08          1.52        1.2799    7   1   3
                74.09          2.62        1.2797    8   0   3
                74.35          1.47        1.2758    8   2   0
                76.64          1.58        1.2433    8   2   1
                78.22          5.44        1.2221    4   2   3
                78.59          1.48        1.2172    4   1   4
                80.73          1.19        1.1904    1   3   1
                81.68          2.36        1.1789    5   1   4
                89.81          1.09        1.0920    7   1   4
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.