Mertieite
      Marsh R E
      Acta Crystallographica A50 (1994) 450-455
      The centrosymmetric - noncentrosymmetric ambiguity: some more examples
      _database_code_amcsd 0009331

      CELL PARAMETERS:    7.6152   7.6152  43.0320   90.000   90.000  120.000
      SPACE GROUP: R-3c      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:   2161.149
      Density (g/cm3):     11.216
      MAX. ABS. INTENSITY / VOLUME**2:      242.4124928    
      RIR:      7.037
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                24.18          1.94        3.6801    1   1   3        12
                24.83          1.36        3.5860    0   0  12         2
                26.50          3.01        3.3630    1   1   6        12
                28.31          2.26        3.1527    0   2   4         6
                31.83          3.23        2.8113    2   0   8         6
                32.13          4.96        2.7860    0   1  14         6
                34.26          6.76        2.6174    0   2  10         6
                36.09         14.92        2.4885    2   1   1        12
                37.02          4.60        2.4283    2   1   4        12
                37.57          4.62        2.3943    1   2   5        12
                37.62          3.39        2.3907    0   0  18         2
                38.99          6.36        2.3100    2   1   7        12
                39.32         93.66        2.2913    1   1  15        12
                39.86          3.30        2.2616    1   2   8        12
                40.10         19.59        2.2484    2   0  14         6
                41.06        100.00        2.1983    3   0   0         6
                41.88          3.63        2.1569    2   1  10        12
                43.03          2.40        2.1022    1   2  11        12
                43.42          2.86        2.0842    0   2  16         6
                44.76         15.57        2.0247    1   1  18        12
                46.93         15.12        1.9360    1   2  14        12
                48.22          3.37        1.8872    2   2   3        12
                48.55          1.56        1.8753    1   0  22         6
                48.58          2.52        1.8742    0   3  12         6
                48.58          2.38        1.8742    3   0  12         6
                49.88          1.32        1.8282    2   1  16        12
                49.90          1.64        1.8275    1   3   1        12
                58.15         12.36        1.5863    2   2  15        12
                61.31          2.39        1.5121    3   2   1        12
                62.35          4.80        1.4893    2   2  18        12
                63.30          1.55        1.4691    3   2   7        12
                64.78          1.81        1.4391    4   1   0        12
                65.02          3.82        1.4344    0   0  30         2
                65.15          1.19        1.4319    1   4   3        12
                65.15          1.37        1.4319    4   1   3        12
                65.38          2.03        1.4273    3   2  10        12
                65.95          1.35        1.4164    2   1  25        12
                69.21          7.17        1.3574    2   3  14        12
                70.10          3.66        1.3423    1   1  30        12
                70.49          1.05        1.3360    1   3  22        12
                71.55          1.55        1.3187    3   2  16        12
                71.62          1.60        1.3176    0   1  32         6
                73.64          3.92        1.2864    1   4  15        12
                73.64          3.94        1.2864    4   1  15        12
                74.40          1.68        1.2750    1   2  29        12
                74.80          6.26        1.2692    3   3   0         6
                75.40          1.51        1.2606    4   0  22         6
                76.46          1.11        1.2458    2   4   1        12
                76.50          1.79        1.2452    2   0  32         6
                77.40          4.23        1.2330    1   4  18        12
                77.40          4.35        1.2330    4   1  18        12
                78.99          1.79        1.2121    5   0  14         6
                79.84          3.18        1.2013    0   3  30         6
                79.84          3.19        1.2013    3   0  30         6
                80.23          2.01        1.1965    3   3  12        12
                81.25          1.84        1.1840    5   1   1        12
                81.29          2.80        1.1835    1   2  32        12
                83.74          1.18        1.1550    4   2  14        12
                84.59          1.59        1.1456    2   2  30        12
                88.45          2.31        1.1053    1   5  14        12
                89.07          2.88        1.0992    6   0   0         6
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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.