Slawsonite
      Benna P, Bruno E
      American Mineralogist 86 (2001) 690-696
      Single-crystal in situ high-temperature structural investigation
      on strontium feldspar
      Sample T = 670 C
      Locality: synthetic
      _database_code_amcsd 0002656

      CELL PARAMETERS:    8.4280  12.9750  14.2910   90.000  115.340   90.000
      SPACE GROUP: I2/c      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:   1412.405
      Density (g/cm3):      3.064
      MAX. ABS. INTENSITY / VOLUME**2:      10.26381492    
      RIR:      1.091
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                13.65         25.09        6.4875    0   2   0         2
                13.71          8.99        6.4580    0   0   2         2
                15.28         11.85        5.7975   -1   1   2         4
                19.39         21.55        4.5769    0   2   2         4
                21.42          8.18        4.1481   -2   0   2         2
                23.36         12.33        3.8085    2   0   0         2
                23.66         42.55        3.7610    1   3   0         4
                24.75         23.36        3.5974   -1   3   2         4
                25.49         26.24        3.4948   -2   2   2         4
                25.87         67.17        3.4445   -1   1   4         4
                27.15        100.00        3.2844    2   2   0         4
                27.50          5.51        3.2438    0   4   0         2
                27.53         45.93        3.2402   -2   0   4         2
                27.63         44.94        3.2290    0   0   4         2
                29.91         54.71        2.9871    1   3   2         4
                30.85          1.76        2.8988   -2   2   4         4
                30.85         25.47        2.8986    0   4   2         4
                30.93          4.13        2.8907    0   2   4         4
                32.51         37.37        2.7545   -1   3   4         4
                32.64          1.70        2.7438   -3   1   2         4
                34.92          6.40        2.5693    2   2   2         4
                35.05         16.64        2.5602   -3   1   4         4
                35.12         42.09        2.5552   -2   4   2         4
                35.21         16.69        2.5492    1   1   4         4
                36.04          8.69        2.4918    3   1   0         4
                37.33         12.14        2.4090   -1   5   2         4
                38.22          9.31        2.3547   -3   3   2         4
                38.92          7.80        2.3139   -1   1   6         4
                40.34          5.18        2.2356   -3   3   4         4
                40.48          3.87        2.2282    1   3   4         4
                40.76          4.49        2.2135   -2   2   6         4
                41.08         14.69        2.1973    1   5   2         4
                41.77         15.94        2.1625    0   6   0         2
                42.67          8.64        2.1188    2   4   2         4
                43.08          3.77        2.0996   -1   5   4         4
                43.41          4.90        2.0845   -4   0   2         2
                43.64          3.49        2.0740   -4   0   4         2
                43.82          3.65        2.0660   -1   3   6         4
                43.84          1.69        2.0652    2   0   4         2
                44.11          6.99        2.0531    3   1   2         4
                44.17          6.03        2.0506    0   6   2         4
                44.34          1.21        2.0431    0   2   6         4
                45.72          3.72        1.9846   -4   2   2         4
                45.94          9.96        1.9755   -4   2   4         4
                46.13          7.82        1.9679    2   2   4         4
                47.02          4.75        1.9325   -3   3   6         4
                47.41          3.02        1.9176   -2   6   2         4
                47.73          2.51        1.9056   -3   5   2         4
                47.76         10.03        1.9043    4   0   0         2
                48.40          5.24        1.8806   -4   0   6         2
                48.58          5.94        1.8740    3   3   2         4
                49.16          6.65        1.8532    1   1   6         4
                49.52          4.00        1.8408   -3   5   4         4
                49.64          4.25        1.8366    1   5   4         4
                50.27          1.14        1.8148    3   5   0         4
                50.76          3.97        1.7987   -2   6   4         4
                50.82          4.00        1.7968    0   6   4         4
                50.91          8.18        1.7936    0   4   6         4
                51.13         18.75        1.7864   -2   0   8         2
                52.16          8.07        1.7536   -4   4   2         4
                52.36          1.38        1.7474   -4   4   4         4
                52.53          1.99        1.7421    2   4   4         4
                53.18          1.29        1.7223   -2   2   8         4
                55.00          1.30        1.6696   -5   1   4         4
                55.22          1.45        1.6635    3   1   4         4
                55.34          6.79        1.6602   -3   5   6         4
                55.88          3.06        1.6453   -1   7   4         4
                56.73          6.41        1.6226    3   5   2         4
                56.76          3.64        1.6219    0   8   0         2
                57.03          1.18        1.6150   -3   3   8         4
                58.74          4.98        1.5718   -4   2   8         4
                58.86          1.39        1.5689   -5   3   4         4
                58.95          5.40        1.5667    0   2   8         4
                59.07          1.99        1.5638    3   3   4         4
                59.39          2.74        1.5562    2   2   6         4
                60.70          2.68        1.5256    0   6   6         4
                61.33          1.61        1.5115   -3   7   4         4
                61.43          1.85        1.5093    1   7   4         4
                61.44          6.53        1.5091   -5   3   6         4
                61.82          4.93        1.5008   -4   6   2         4
                62.21         12.25        1.4922    2   8   0         4
                63.95          1.36        1.4557   -1   7   6         4
                64.00          2.54        1.4549   -5   1   8         4
                64.30          1.91        1.4488    1   1   8         4
                64.88          5.86        1.4371    2   4   6         4
                64.89          1.70        1.4369    5   3   0         4
                65.29          3.21        1.4291    4   6   0         4
                65.81          1.00        1.4191   -4   6   6         4
                65.94          1.27        1.4165    1   9   0         4
                66.63          4.15        1.4036   -6   0   4         2
                66.87          3.86        1.3991    4   0   4         2
                67.72          1.01        1.3836    3   7   2         4
                68.08          3.05        1.3772   -2   6   8         4
                68.59          2.66        1.3682   -5   5   6         4
                69.81          1.40        1.3472   -4   2  10         4
                70.43          5.14        1.3369   -1   9   4         4
                70.74          1.71        1.3318   -6   2   2         4
                72.13          3.07        1.3095   -1   3  10         4
                72.37          1.15        1.3058   -6   0   8         2
                72.58          1.57        1.3025   -2   4  10         4
                72.75          1.60        1.2999    2   0   8         2
                72.91          1.38        1.2975    0  10   0         2
                73.00          1.29        1.2961    5   3   2         4
                74.23          5.61        1.2776   -4   8   4         4
                74.37          5.10        1.2756    2   8   4         4
                74.91          2.77        1.2677   -4   4  10         4
                75.81          1.49        1.2548   -6   4   2         4
                76.30          1.46        1.2480   -3   5  10         4
                76.45          1.26        1.2459    6   2   0         4
                76.77          1.29        1.2415   -5   3  10         4
                80.90          1.15        1.1883   -2   6  10         4
                81.40          1.76        1.1822    6   4   0         4
                84.53          2.12        1.1462   -4   8   8         4
                84.71          2.04        1.1442    0   8   8         4
                86.87          1.26        1.1213    4   4   6         4
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.