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 = 794 C
      _database_code_amcsd 0009108

      CELL PARAMETERS:    5.3333   8.9417   6.7339   90.000   90.000   90.000
      SPACE GROUP: Pmcn      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    321.131
      Density (g/cm3):      4.081
      MAX. ABS. INTENSITY / VOLUME**2:      83.98192872    
      RIR:      6.701
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                19.38          8.49        4.5804    1   1   0         4
                19.86          3.54        4.4708    0   2   0         2
                23.49        100.00        3.7873    1   1   1         8
                23.89         48.66        3.7247    0   2   1         4
                26.47         13.47        3.3670    0   0   2         2
                28.32          2.80        3.1510    0   1   2         4
                31.42          1.93        2.8471    1   0   2         4
                33.02         21.41        2.7129    1   1   2         8
                33.31         10.33        2.6896    0   2   2         4
                33.61         12.61        2.6667    2   0   0         2
                34.47         23.44        2.6018    1   3   0         4
                39.34          5.07        2.2902    2   2   0         4
                40.35          2.22        2.2354    0   4   0         2
                41.65         23.73        2.1682    2   2   1         8
                42.61         10.89        2.1216    0   4   1         4
                43.28         11.13        2.0904    2   0   2         4
                43.98         20.86        2.0588    1   3   2         8
                44.97         16.06        2.0156    1   1   3         8
                45.20          7.91        2.0060    0   2   3         4
                48.05          3.25        1.8937    2   2   2         8
                48.91          1.72        1.8623    0   4   2         4
                52.48          1.35        1.7436    3   1   0         4
                53.49          1.35        1.7131    2   4   0         4
                54.09          1.10        1.6956    1   5   0         4
                54.35          6.33        1.6880    3   1   1         8
                54.51          2.03        1.6835    0   0   4         2
                55.34          5.84        1.6602    2   4   1         8
                55.92          5.71        1.6442    1   5   1         8
                57.49          3.84        1.6031    2   2   3         8
                58.25          1.72        1.5839    0   4   3         4
                58.40          1.84        1.5801    1   1   4         8
                59.72          1.64        1.5483    3   1   2         8
                60.65          1.55        1.5268    2   4   2         8
                60.65          2.72        1.5268    3   3   0         4
                61.20          1.41        1.5144    1   5   2         8
                62.30          1.26        1.4903    0   6   0         2
                65.58          2.16        1.4235    2   0   4         4
                66.11          4.19        1.4134    1   3   4         8
                67.34          3.90        1.3905    3   3   2         8
                68.09          3.10        1.3770    3   1   3         8
                68.90          1.74        1.3628    0   6   2         4
                68.96          2.89        1.3618    2   4   3         8
                69.47          2.94        1.3529    1   5   3         8
                72.68          1.71        1.3009    2   6   0         4
                73.26          1.84        1.2921    1   1   5         8
                75.78          1.73        1.2553    4   2   1         8
                76.94          1.63        1.2393    3   5   1         8
                78.26          1.47        1.2216    1   7   1         8
                78.88          1.66        1.2135    2   6   2         8
                83.22          1.29        1.1609    2   2   5         8
                85.95          1.37        1.1310    3   3   4         8
                86.14          1.05        1.1289    4   4   1         8
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.