Strunzite
      Fanfani L, Tomassini M, Zanazzi P F, Zanzari A R
      Tschermaks Mineralogische und Petrographische Mitteilungen 25 (1978) 77-87
      The crystal structure of strunzite, a contribution to the
      crystal chemistry of basic ferric-manganous hydrated phosphates
      Locality: Big Chief mine, Glendale, South Dakota
      _database_code_amcsd 0015670

      CELL PARAMETERS:   10.2280   9.8370   7.2840   90.170   98.440  117.440
      SPACE GROUP: P-1       
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    641.284
      Density (g/cm3):      2.639
      MAX. ABS. INTENSITY / VOLUME**2:      11.86113304    
      RIR:      1.463
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                 9.88        100.00        8.9499    1   0   0         2
                10.17         22.65        8.7020    0   1   0         2
                10.36         18.79        8.5388   -1   1   0         2
                15.35          1.09        5.7716    0  -1   1         2
                16.62         43.45        5.3325    0   1   1         2
                16.76         46.37        5.2908    1  -1   1         2
                17.21          8.06        5.1527    1   1   0         2
                17.56          6.50        5.0512   -2   1   0         2
                18.04          3.74        4.9172   -1   2   0         2
                19.71          2.74        4.5045   -1  -1   1         2
                19.84         14.46        4.4750    2   0   0         2
                20.01          1.04        4.4382   -2   1   1         2
                20.41         26.42        4.3510    0   2   0         2
                20.81         23.56        4.2694   -2   2   0         2
                21.90          5.79        4.0589   -1   2   1         2
                21.91          4.57        4.0558    1  -2   1         2
                22.64          1.14        3.9278    1   1   1         2
                22.92          1.25        3.8809    2  -1   1         2
                24.76          3.78        3.5954    0   2   1         2
                25.11          3.45        3.5469    2  -2   1         2
                26.07         13.36        3.4177    0  -1   2         2
                26.14          8.91        3.4094   -1   1   2         2
                26.63         17.12        3.3472    1   2   0         2
                27.24         17.48        3.2733   -3   2   0         2
                27.27         18.54        3.2700   -2  -1   1         2
                27.55         10.80        3.2374   -1   3   0         2
                27.62         12.49        3.2291    0   1   2         2
                27.64         14.68        3.2272   -3   1   1         2
                27.71          9.78        3.2190    1  -1   2         2
                27.78         13.28        3.2118   -2   3   0         2
                28.28         14.96        3.1556    1   0   2         2
                28.38          1.24        3.1448   -2   1   2         2
                29.17         24.83        3.0612   -2   0   2         2
                29.95          1.03        2.9833    3   0   0         2
                30.62          2.38        2.9194   -1   3   1         2
                30.82          3.58        2.9011   -1   2   2         2
                30.83          2.09        2.9007    0   3   0         2
                30.84          3.59        2.8990    1   2   1         2
                30.84          2.05        2.8989    2  -3   1         2
                30.85          1.97        2.8988    1  -2   2         2
                31.39          3.87        2.8495    3  -2   1         2
                32.37          6.39        2.7655    1   1   2         2
                32.58          8.55        2.7485    2  -1   2         2
                32.90          1.38        2.7220   -3   3   1         2
                33.37         10.02        2.6849   -2  -1   2         2
                33.68          4.31        2.6615   -3   1   2         2
                34.54          8.68        2.5971    2   0   2         2
                34.82          5.41        2.5763    2   2   0         2
                35.55          6.94        2.5256   -4   2   0         2
                35.78          2.21        2.5098   -3   0   2         2
                36.09          1.32        2.4885    3   1   0         2
                36.24          1.45        2.4790   -3  -1   1         2
                36.55          2.27        2.4586   -2   4   0         2
                36.64          5.67        2.4526   -4   1   1         2
                36.83          7.69        2.4404    1  -3   2         2
                36.97          4.10        2.4314   -2   3   2         2
                37.62          1.74        2.3911   -4   3   0         2
                37.73          3.32        2.3845   -1   4   0         2
                37.96          4.49        2.3701   -1   3   2         2
                38.16          1.78        2.3582    2  -3   2         2
                38.18          2.90        2.3573   -3   4   0         2
                38.29          3.23        2.3508    0  -3   2         2
                38.70          7.69        2.3267   -2   4   1         2
                38.72          4.00        2.3255    2  -4   1         2
                38.76          4.39        2.3233   -3   3   2         2
                39.15          1.61        2.3011   -1  -1   3         2
                39.46          1.18        2.2836    3  -2   2         2
                40.23          2.73        2.2415    3   1   1         2
                40.31          5.04        2.2375    4   0   0         2
                40.61          2.31        2.2214    4  -1   1         2
                41.51          3.65        2.1755    0   4   0         2
                41.57          3.38        2.1725    0  -2   3         2
                41.75          4.55        2.1635   -2   2   3         2
                42.34          2.16        2.1347   -4   4   0         2
                42.43          1.97        2.1301    0  -4   1         2
                43.23          3.22        2.0927   -4   4   1         2
                43.67          2.25        2.0729   -1  -2   3         2
                43.94          1.31        2.0608    1   1   3         2
                43.96          2.66        2.0596   -4   0   2         2
                44.04          1.65        2.0562   -3   2   3         2
                44.09          1.88        2.0540    3   2   0         2
                44.10          1.49        2.0536    2  -1   3         2
                44.44          1.41        2.0385    2   3   0         2
                44.47          1.70        2.0371    0   4   1         2
                44.57          2.81        2.0331   -2  -3   1         2
                44.88          2.76        2.0196   -5   2   0         2
                45.28          2.48        2.0028    4  -4   1         2
                45.58          1.44        1.9902   -5   3   1         2
                46.33          1.28        1.9599   -2   5   0         2
                46.56          1.51        1.9504   -3   5   0         2
                46.80          1.35        1.9410   -5   1   0         2
                47.29          7.24        1.9222    1   3   2         2
                47.38          2.95        1.9186    1   4   0         2
                47.52          1.07        1.9135   -3  -2   2         2
                48.02          1.28        1.8947   -2  -2   3         2
                48.02          7.00        1.8947    4  -3   2         2
                48.06          1.21        1.8932    4  -1   2         2
                48.25          1.11        1.8862   -5   2   2         2
                48.35          1.79        1.8824   -2   5   1         2
                48.51          2.23        1.8768   -5   4   0         2
                48.60          1.51        1.8732    3  -5   1         2
                49.21          2.30        1.8515   -4  -1   2         2
                49.27          1.76        1.8493   -5   3   2         2
                49.61          1.24        1.8374   -5   1   2         2
                50.00          2.01        1.8243    2   1   3         2
                50.12          5.49        1.8199   -1   0   4         2
                50.23          2.59        1.8162    3  -1   3         2
                50.79          1.06        1.7977    0   4   2         2
                51.11          2.72        1.7871    0  -1   4         2
                51.14          1.50        1.7862   -1   1   4         2
                51.53          1.07        1.7734    4  -4   2         2
                51.56          2.56        1.7726   -1  -4   2         2
                51.61          1.70        1.7710    4   0   2         2
                52.58          2.28        1.7405   -5   4   2         2
                53.01          1.13        1.7276    1  -4   3         2
                53.14          1.68        1.7235    0  -5   1         2
                53.34          1.14        1.7176    3   3   0         2
                53.72          2.95        1.7063    1   0   4         2
                53.84          1.04        1.7026    1  -5   2         2
                53.89          1.14        1.7014   -2  -1   4         2
                54.39          2.53        1.6870   -1   2   4         2
                54.42          2.73        1.6861    1  -2   4         2
                54.45          1.02        1.6852   -4   5   2         2
                54.50          1.22        1.6837   -6   3   0         2
                55.12          1.55        1.6661   -3   0   4         2
                55.54          1.86        1.6545   -4  -1   3         2
                55.91          1.19        1.6446   -5   1   3         2
                56.11          3.37        1.6391   -3   6   0         2
                56.26          1.84        1.6350   -4  -2   2         2
                56.39          3.75        1.6316   -1   5   2         2
                56.42          1.69        1.6308   -5  -1   1         2
                56.88          1.34        1.6188   -6   1   1         2
                56.91          3.51        1.6181    0  -5   2         2
                57.04          2.93        1.6145    0   2   4         2
                57.05          2.70        1.6142    4  -5   2         2
                57.08          2.25        1.6136   -6   2   2         2
                57.17          4.04        1.6113    5   1   0         2
                57.24          2.43        1.6095    2  -2   4         2
                57.62          2.67        1.5997   -6   1   0         2
                57.90          3.82        1.5927   -5   5   2         2
                58.54          1.47        1.5768   -3   3   4         2
                58.56          1.48        1.5762    1   5   0         2
                59.69          1.24        1.5492    0   4   3         2
                59.98          1.37        1.5424   -6   5   0         2
                61.00          1.56        1.5189    0   5   2         2
                61.57          1.29        1.5061    1   2   4         2
                61.63          1.74        1.5048    5   0   2         2
                61.92          1.47        1.4986    3  -2   4         2
                62.02          1.25        1.4963    5  -5   2         2
                62.24          2.45        1.4917    6   0   0         2
                62.90          1.04        1.4776    6  -5   1         2
                64.05          2.68        1.4539    1  -6   2         2
                64.27          1.29        1.4494    2  -4   4         2
                64.35          1.15        1.4476    6  -3   2         2
                64.39          4.11        1.4469   -4  -1   4         2
                64.72          1.99        1.4403   -5   1   4         2
                64.93          1.52        1.4363   -5   6   2         2
                64.94          1.27        1.4361    3   0   4         2
                64.95          1.12        1.4359    0  -1   5         2
                64.97          1.09        1.4354   -1   1   5         2
                67.27          1.36        1.3919    1   5   2         2
                68.27          1.03        1.3739   -3   7   1         2
                68.61          1.16        1.3678    6  -5   2         2
                72.19          1.06        1.3085   -7   4   3         2
                72.57          1.14        1.3027    6   0   2         2
                74.08          1.16        1.2798    5   3   0         2
                75.49          1.07        1.2594   -8   3   0         2
                78.37          1.07        1.2202    2  -6   4         2
                82.14          1.75        1.1735    5   0   4         2
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.