Rhodocrosite
      Merlini M, Hanfland M, Gemmi M
      American Mineralogist 100 (2015) 2625-2629
      The MnCO3-II high-pressure polymorph of rhodocrosite
      Note: Sample run2-p10
      Note: P = 6.33 GPa
      Locality: Sardegna, Italy
      _database_code_amcsd 0020367

      CELL PARAMETERS:    4.7332   4.7332  15.1926   90.000   90.000  120.000
      SPACE GROUP: R-3c      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    294.763
      Density (g/cm3):      3.865
      MAX. ABS. INTENSITY / VOLUME**2:      42.15770958    
      RIR:      3.552
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                24.68         30.42        3.6074    0   1   2         6
                32.13        100.00        2.7860    1   0   4         6
                38.02         20.22        2.3666    1   1   0         6
                42.15         17.40        2.1440    1   1   3        12
                45.86         18.92        1.9788    2   0   2         6
                50.61          9.53        1.8037    0   2   4         6
                52.96         25.88        1.7290    1   1   6        12
                53.15         17.74        1.7231    0   1   8         6
                60.02          2.19        1.5413    2   1   1        12
                61.04         11.88        1.5181    1   2   2        12
                65.01          8.60        1.4345    2   1   4        12
                65.53          1.87        1.4246    1   0  10         6
                67.20          3.41        1.3930    2   0   8         6
                67.91          1.25        1.3802    1   2   5        12
                68.24          2.19        1.3743    1   1   9        12
                68.70          9.06        1.3664    3   0   0         6
                75.02          3.02        1.2660    0   0  12         2
                78.34          2.49        1.2205    0   2  10         6
                79.91          4.10        1.2005    1   2   8        12
                87.35          2.46        1.1163    1   1  12        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.