Veatchite
      Grice J D, Pring A
      American Mineralogist 97 (2012) 489-495
      Veatchite: structural relationships of the three polytypes
      Note: high-T polytype veatchite-1M, formally known as veatchite-p
      Locality: Konigshall-Hindenburg potash-salt mine, Reyershausen, Germany
      _database_code_amcsd 0018911

      CELL PARAMETERS:    6.7127  20.7040   6.6276   90.000  119.209   90.000
      SPACE GROUP: P2_1      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    803.980
      Density (g/cm3):      2.639
      MAX. ABS. INTENSITY / VOLUME**2:      20.50336407    
      RIR:      2.530
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                 8.54        100.00       10.3520    0   2   0         1
                15.72          8.58        5.6377    1   1   0         2
                15.91          2.90        5.5715    0   1   1         2
                15.99          1.12        5.5428   -1   1   1         2
                17.13          1.12        5.1760    0   4   0         1
                17.39          6.31        5.0991    1   2   0         2
                17.56          1.30        5.0499    0   2   1         2
                20.03          1.56        4.4334    0   3   1         2
                20.09          2.64        4.4189   -1   3   1         2
                22.93          1.96        3.8791    1   4   0         2
                23.06          5.15        3.8573    0   4   1         2
                23.12          4.93        3.8478   -1   4   1         2
                25.82         16.39        3.4507    0   6   0         1
                26.36          1.13        3.3816    1   5   0         2
                26.41          6.92        3.3747    1   0   1         2
                26.47          2.65        3.3671    0   5   1         2
                26.52          2.60        3.3607   -1   5   1         2
                26.56          4.29        3.3556   -2   0   1         2
                26.77          3.72        3.3308    1   1   1         2
                26.91         32.82        3.3137   -1   0   2         2
                26.92          3.97        3.3124   -2   1   1         2
                27.25          2.00        3.2721   -1   1   2         2
                27.81          4.13        3.2085    1   2   1         2
                27.95          4.32        3.1921   -2   2   1         2
                29.60          3.21        3.0178   -2   3   1         2
                30.05          2.57        2.9733    1   6   0         2
                30.16          4.86        2.9635    0   6   1         2
                30.20          2.46        2.9592   -1   6   1         2
                30.51          1.70        2.9296    2   0   0         2
                30.83          1.29        2.9007    2   1   0         2
                31.22          6.41        2.8646    0   1   2         2
                31.40          9.00        2.8490   -2   1   2         2
                31.74          1.83        2.8189    2   2   0         2
                32.13          2.55        2.7857    0   2   2         2
                32.30          2.48        2.7714   -2   2   2         2
                33.22          2.68        2.6967    2   3   0         2
                34.04          1.48        2.6335    0   7   1         2
                34.08          1.07        2.6304   -1   7   1         2
                34.28          2.14        2.6160    1   5   1         2
                34.66         22.79        2.5880    0   8   0         1
                35.20          1.06        2.5495    2   4   0         2
                35.56          2.38        2.5249    0   4   2         2
                35.71          1.84        2.5142   -2   4   2         2
                37.27          1.44        2.4127    1   6   1         2
                37.61          7.51        2.3916    2   5   0         2
                38.01          1.21        2.3673    1   8   0         2
                40.66          1.54        2.2188   -2   7   1         2
                40.70          1.67        2.2167    0   6   2         2
                40.84          1.83        2.2094   -2   6   2         2
                41.00          6.38        2.2015    2   1   1         2
                41.17          1.30        2.1927   -3   1   1         2
                41.26          1.49        2.1878   -3   0   2         2
                41.51          1.59        2.1757   -3   1   2         2
                41.79          5.19        2.1616   -1   1   3         2
                42.20          1.88        2.1413    1   9   0         2
                42.22          1.72        2.1405   -3   2   2         2
                42.50          2.69        2.1271   -1   2   3         2
                43.12          1.24        2.0977    1   3   2         2
                43.39          5.55        2.0855   -3   3   2         2
                43.48          1.10        2.0814    2   7   0         2
                43.66          1.59        2.0731   -1   3   3         2
                43.72          4.69        2.0704    0  10   0         1
                43.76          1.04        2.0686   -2   3   3         2
                43.91          1.42        2.0621   -2   7   2         2
                44.10          2.29        2.0536    1   8   1         2
                44.20          1.56        2.0493   -2   8   1         2
                44.42          3.17        2.0397   -1   8   2         2
                44.51          8.94        2.0357    2   4   1         2
                44.67          2.98        2.0287   -3   4   1         2
                45.25          4.61        2.0040   -1   4   3         2
                45.35          1.18        1.9999   -2   4   3         2
                46.72          2.40        1.9441    1   5   2         2
                46.97          8.73        1.9344   -3   5   2         2
                47.23          1.65        1.9245   -1   5   3         2
                47.32          1.40        1.9209   -2   5   3         2
                48.87          3.11        1.8635    2   6   1         2
                49.57          2.73        1.8391   -1   6   3         2
                50.70          1.30        1.8004    0   9   2         2
                50.82          2.34        1.7965   -2   9   2         2
                51.56          1.79        1.7725    2   7   1         2
                51.81          1.17        1.7648    1  10   1         2
                52.09          2.11        1.7559   -1  10   2         2
                52.23          1.69        1.7514   -1   7   3         2
                55.46          2.09        1.6569   -2   0   4         2
                57.70          1.03        1.5976   -4   1   3         2
                57.80          1.28        1.5953    2   9   1         2
                58.41          1.60        1.5799   -1   9   3         2
                60.09          1.76        1.5398    1   4   3         2
                61.44          1.38        1.5091   -4   5   1         2
                66.87          1.16        1.3992    2  13   0         2
                73.56          1.30        1.2876   -3  13   2         2
                74.50          1.66        1.2736   -5   1   1         2
                77.64          1.24        1.2298    2  14   1         2
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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.