Witherite
      Antao S M, Hassan I
      Physics and Chemistry of Minerals 34 (2007) 573-580
      BaCO3: high-temperature crystal structures and the Pmcn --> R3m phase
      transition at 811 C
      Locality: synthetic
      Sample: T = 196 C
      _database_code_amcsd 0009100

      CELL PARAMETERS:    5.3190   8.9189   6.5019   90.000   90.000   90.000
      SPACE GROUP: Pmcn      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    308.448
      Density (g/cm3):      4.249
      MAX. ABS. INTENSITY / VOLUME**2:      93.66899887    
      RIR:      7.178
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                19.43          9.00        4.5683    1   1   0         4
                19.91          3.95        4.4594    0   2   0         2
                23.80        100.00        3.7379    1   1   1         8
                24.20         48.19        3.6776    0   2   1         4
                27.44         13.29        3.2510    0   0   2         2
                29.24          3.16        3.0544    0   1   2         4
                32.27          2.53        2.7739    1   0   2         4
                33.70         13.79        2.6595    2   0   0         2
                33.84         21.52        2.6487    1   1   2         8
                34.13         10.60        2.6270    0   2   2         4
                34.56         25.70        2.5951    1   3   0         4
                39.45          6.41        2.2841    2   2   0         4
                40.45          2.69        2.2297    0   4   0         2
                41.92         29.16        2.1550    2   2   1         8
                42.88         13.92        2.1091    0   4   1         4
                43.99         13.23        2.0585    2   0   2         4
                44.68         24.97        2.0282    1   3   2         8
                46.37         18.63        1.9581    1   1   3         8
                46.59          9.25        1.9493    0   2   3         4
                48.72          3.88        1.8690    2   2   2         8
                49.58          2.03        1.8388    0   4   2         4
                52.63          1.70        1.7390    3   1   0         4
                53.64          1.71        1.7087    2   4   0         4
                54.24          1.46        1.6912    1   5   0         4
                54.63          8.51        1.6799    3   1   1         8
                55.62          8.08        1.6525    2   4   1         8
                56.20          7.62        1.6367    1   5   1         8
                56.62          2.25        1.6255    0   0   4         2
                58.73          4.56        1.5722    2   2   3         8
                59.48          1.99        1.5541    0   4   3         4
                60.37          2.39        1.5334    3   1   2         8
                60.45          2.55        1.5314    1   1   4         8
                60.64          1.24        1.5272    0   2   4         4
                60.83          4.01        1.5228    3   3   0         4
                61.29          2.25        1.5125    2   4   2         8
                61.84          2.20        1.5003    1   5   2         8
                62.48          1.91        1.4865    0   6   0         2
                67.54          3.11        1.3869    2   0   4         4
                67.98          6.31        1.3790    3   3   2         8
                68.06          6.13        1.3776    1   3   4         8
                69.27          5.11        1.3563    3   1   3         8
                69.54          2.88        1.3519    0   6   2         4
                70.13          4.81        1.3418    2   4   3         8
                70.65          4.99        1.3333    1   5   3         8
                70.87          1.93        1.3297    4   0   0         2
                71.20          1.12        1.3244    2   2   4         8
                72.90          3.43        1.2976    2   6   0         4
                76.11          2.87        1.2507    1   1   5         8
                76.12          3.12        1.2505    4   2   1         8
                76.27          1.40        1.2484    0   2   5         4
                77.28          2.97        1.2346    3   5   1         8
                77.57          1.56        1.2308    4   0   2         4
                78.60          2.84        1.2172    1   7   1         8
                79.54          2.94        1.2051    2   6   2         8
                81.05          1.03        1.1864    4   2   2         8
                86.03          2.55        1.1301    2   2   5         8
                86.53          2.43        1.1249    4   4   1         8
                86.68          1.29        1.1233    0   4   5         4
                87.85          2.83        1.1113    3   3   4         8
                89.11          1.09        1.0988    0   8   1         4
                89.14          2.04        1.0985    4   2   3         8
                89.30          1.34        1.0970    0   6   4         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.