Rhodocrosite
      Merlini M, Hanfland M, Gemmi M
      American Mineralogist 100 (2015) 2625-2629
      The MnCO3-II high-pressure polymorph of rhodocrosite
      Note: Sample run2-p8
      Note: P = 4.74 GPa
      Locality: Sardegna, Italy
      _database_code_amcsd 0020365

      CELL PARAMETERS:    4.7415   4.7415  15.3080   90.000   90.000  120.000
      SPACE GROUP: R-3c      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    298.044
      Density (g/cm3):      3.822
      MAX. ABS. INTENSITY / VOLUME**2:      41.99649102    
      RIR:      3.578
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                24.60         30.29        3.6184    0   1   2         6
                31.97        100.00        2.7996    1   0   4         6
                37.95         19.97        2.3707    1   1   0         6
                42.02         17.36        2.1500    1   1   3        12
                45.75         19.19        1.9830    2   0   2         6
                50.44          9.44        1.8092    0   2   4         6
                52.71         26.57        1.7367    1   1   6        12
                52.78         18.00        1.7344    0   1   8         6
                59.90          2.23        1.5441    2   1   1        12
                60.91         12.27        1.5211    1   2   2        12
                64.83          8.53        1.4382    2   1   4        12
                65.02          1.99        1.4344    1   0  10         6
                66.83          3.42        1.3998    2   0   8         6
                67.68          1.29        1.3843    1   2   5        12
                67.81          2.25        1.3820    1   1   9        12
                68.56          9.01        1.3688    3   0   0         6
                74.36          3.11        1.2757    0   0  12         2
                77.83          2.66        1.2272    0   2  10         6
                79.52          4.10        1.2054    1   2   8        12
                86.67          2.47        1.1234    1   1  12        12
                89.86          1.90        1.0916    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.