Rhodochrosite
      Maslen E N, Streltsov V A, Streltsova N R, Ishizawa N
      Acta Crystallographica B51 (1995) 929-939
      Electron density and optical anisotropy in rhombohedral carbonates.
      III. Synchrotron X-ray studies of CaCO3, MgCO3 and MnCO3
      Sample: Mo Kalpha
      _database_code_amcsd 0009892

      CELL PARAMETERS:    4.7730   4.7730  15.6420   90.000   90.000  120.000
      SPACE GROUP: R-3c      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    308.607
      Density (g/cm3):      3.710
      MAX. ABS. INTENSITY / VOLUME**2:      42.47763611    
      RIR:      3.728
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                24.36         29.78        3.6545    0   1   2         6
                31.49        100.00        2.8407    1   0   4         6
                37.69         20.02        2.3865    1   1   0         6
                41.62         16.94        2.1700    1   1   3        12
                45.39         19.06        1.9982    2   0   2         6
                49.91          9.79        1.8273    0   2   4         6
                51.72         19.19        1.7675    0   1   8         6
                51.95         27.25        1.7603    1   1   6        12
                59.46          2.22        1.5546    2   1   1        12
                60.42         12.51        1.5321    1   2   2        12
                63.60          2.16        1.4630    1   0  10         6
                64.20          9.09        1.4508    2   1   4        12
                65.74          3.76        1.4204    2   0   8         6
                66.56          2.37        1.4049    1   1   9        12
                66.95          1.32        1.3977    1   2   5        12
                68.04          9.39        1.3778    3   0   0         6
                72.52          3.49        1.3035    0   0  12         2
                76.35          2.89        1.2473    0   2  10         6
                78.34          4.59        1.2205    1   2   8        12
                84.74          2.89        1.1440    1   1  12        12
                88.44          3.28        1.1054    2   1  10        12
                88.97          2.09        1.1001    1   3   4        12
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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.