Dolomite
Diffraction data computed using the structure from the paper listed below,
along with the cell parameters refined from the powder pattern for R050241
      Antao S M, Mulder W H, Hassan I, Crichton W A, Parise J B
      American Mineralogist 89 (2004) 1142-1147
      Cation disorder in dolomite, CaMg(CO3)2, and its influence on the
      aragonite+magnesite - dolomite reaction boundary
      Sample: P = 3 GPa, T = 925 K

      CELL PARAMETERS:   4.792500   4.792500   15.93120   90.00000   90.00000   120.0000
      SPACE GROUP: R-3
      X-RAY WAVELENGTH:     1.541838
               2-THETA      INTENSITY    D-SPACING   H   K   L
                22.07          1.25        4.0289    1   0   1
                24.10          6.78        3.6930    0   1   2
                31.00        100.00        2.8846    1   0   4
                33.60          5.56        2.6672    0   0   6
                35.37          9.68        2.5374    0   1   5
                37.41          9.20        2.4035    1   1   0
                41.18         18.97        2.1913    1   1   3
                41.18          9.58        2.1913    2  -1   3
                43.85          6.35        2.0641    0   2   1
                44.99         11.37        2.0144    2   0   2
                49.33          2.98        1.8465    0   2   4
                50.61         11.10        1.8030    0   1   8
                51.14          6.01        1.7855    1   1   6
                51.14         12.34        1.7855    2  -1   6
                51.37          1.66        1.7781    0   0   9
                58.96          1.40        1.5659    3  -1   1
                58.96          1.03        1.5659    2   1   1
                59.88          3.98        1.5439   -1   3   2
                63.50          3.01        1.4643    3  -1   4
                63.50          1.30        1.4643    2   1   4
                64.58          1.27        1.4423    2   0   8
                65.24          2.31        1.4295    2  -1   9
                66.14          1.76        1.4120   -1   3   5
                67.46          5.08        1.3877    3   0   0
                70.59          1.77        1.3336    0   0  12
                74.79          1.61        1.2687    0   2  10
                77.07          1.28        1.2367    1   2   8
                77.07          1.28        1.2367    1   2   8
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.