Viitaniemiite
      Pajunen A, Lahti S I
      American Mineralogist 69 (1984) 961-966
      The crystal structure of viitaniemiite
      Locality: Viitaniemi pegmatite, Orivesi, southern Finland
      _database_code_amcsd 0000961

      CELL PARAMETERS:    5.4570   7.1510   6.8360   90.000  109.360   90.000
      SPACE GROUP: P2_1/m    
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    251.677
      Density (g/cm3):      3.242
      MAX. ABS. INTENSITY / VOLUME**2:      11.30344419    
      RIR:      1.135
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                13.73          3.21        6.4495    0   0   1         2
                17.22          4.97        5.1484    1   0   0         2
                18.14         16.39        4.8911   -1   0   1         2
                18.53         13.79        4.7893    0   1   1         4
                21.27          1.06        4.1782    1   1   0         4
                22.02          7.81        4.0371   -1   1   1         4
                24.90          4.17        3.5755    0   2   0         2
                25.47          7.93        3.4978    1   0   1         2
                27.34          1.46        3.2624   -1   0   2         2
                27.66         33.90        3.2247    0   0   2         2
                28.41         16.27        3.1421    1   1   1         4
                28.54          4.03        3.1271    0   2   1         4
                30.11         13.74        2.9681   -1   1   2         4
                30.41         21.35        2.9397    0   1   2         4
                30.44         20.81        2.9368    1   2   0         4
                30.98        100.00        2.8865   -1   2   1         4
                32.91          6.06        2.7215   -2   0   1         2
                34.85         29.45        2.5742    2   0   0         2
                35.92         19.13        2.5003    1   2   1         4
                36.75          1.87        2.4456   -2   0   2         2
                37.12          4.61        2.4221    2   1   0         4
                37.50         13.77        2.3985    1   0   2         2
                38.92         11.51        2.3140   -2   1   2         4
                39.72         14.48        2.2692   -1   0   3         2
                40.34          2.05        2.2358    0   3   1         4
                41.71         31.58        2.1656   -2   2   1         4
                41.88         10.21        2.1572    2   0   1         2
                42.03          4.66        2.1498    0   0   3         2
                43.31          3.12        2.0891    2   2   0         4
                43.98          1.70        2.0588    0   1   3         4
                44.90          1.58        2.0186   -2   2   2         4
                45.10          3.93        2.0102   -2   0   3         2
                45.54          2.10        1.9919    1   2   2         4
                47.22          1.38        1.9247   -1   3   2         4
                47.43          7.71        1.9168    0   3   2         4
                47.45         24.06        1.9159   -1   2   3         4
                49.34          1.97        1.8471    2   2   1         4
                49.47          7.76        1.8424    0   2   3         4
                50.28          1.11        1.8146   -3   0   1         2
                51.09         27.52        1.7878    0   4   0         2
                51.19          5.73        1.7846    1   0   3         2
                51.35          1.34        1.7792   -3   0   2         2
                52.20          4.41        1.7522   -2   2   3         4
                52.31          4.26        1.7489    2   0   2         2
                53.04          3.37        1.7266   -3   1   2         4
                53.97          2.34        1.6988    2   1   2         4
                54.25          2.17        1.6907    1   3   2         4
                54.66          2.80        1.6791   -1   4   1         4
                55.95          2.36        1.6436   -1   3   3         4
                56.41          3.20        1.6312   -2   0   4         2
                56.44          1.86        1.6304   -3   0   3         2
                56.90         13.69        1.6182   -3   2   1         4
                57.13          2.33        1.6124    0   0   4         2
                57.74          2.22        1.5967    1   2   3         4
                58.77         13.38        1.5710    2   2   2         4
                59.08         11.82        1.5635    0   4   2         4
                60.22          5.03        1.5367    3   0   1         2
                61.75          1.40        1.5024    3   1   1         4
                62.59         18.01        1.4841   -2   2   4         4
                62.62          3.07        1.4834   -3   2   3         4
                63.27          3.05        1.4698    0   2   4         4
                63.34          5.88        1.4684    2   4   0         4
                64.57          2.70        1.4432   -2   4   2         4
                64.91          3.19        1.4365   -3   0   4         2
                65.07          1.39        1.4334    1   4   2         4
                66.19          5.30        1.4118    3   2   1         4
                66.28          3.46        1.4101    2   3   2         4
                66.59          4.39        1.4043   -1   4   3         4
                69.02          7.18        1.3608   -4   0   2         2
                69.58          1.01        1.3511   -4   0   1         2
                70.85          2.66        1.3300    2   2   3         4
                71.94          1.74        1.3125    1   2   4         4
                73.59          2.13        1.2871    4   0   0         2
                74.51          1.70        1.2735   -3   4   1         4
                74.55          1.10        1.2729   -1   2   5         4
                75.23          4.96        1.2630    1   4   3         4
                76.14          2.47        1.2502    2   4   2         4
                77.23          1.50        1.2352   -1   4   4         4
                77.28          1.07        1.2346   -2   5   2         4
                82.84          1.60        1.1653    3   4   1         4
                82.99          2.09        1.1636    1   0   5         2
                83.20          1.55        1.1611    1   6   0         4
                83.48          4.38        1.1580   -1   6   1         4
                83.57          1.48        1.1570   -4   2   4         4
                85.38          3.05        1.1370    2   2   4         4
                85.62          1.08        1.1344    0   3   5         4
                87.01          2.63        1.1198   -3   4   4         4
                87.18          1.06        1.1181    2   4   3         4
                88.33          1.84        1.1065    1   2   5         4
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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.