Aragonite
      Antao S M, Hassan I
      The Canadian Mineralogist 48 (2010) 1225-1236
      Temperature dependence of the structural parameters
      in the transformation of aragonite to calcite,
      as determined from in situ synchrotron powder X-ray-diffraction data
      Locality: Cuenca, Spain
      Note: T = 297 C
      Note: P = 101 kPa
      _database_code_amcsd 0017839

      CELL PARAMETERS:    4.9683   8.0196   5.7989   90.000   90.000   90.000
      SPACE GROUP: Pmcn      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    231.050
      Density (g/cm3):      2.877
      MAX. ABS. INTENSITY / VOLUME**2:      10.08766211    
      RIR:      1.142
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                21.03          1.52        4.2235    1   1   0         4
                22.17          1.95        4.0098    0   2   0         2
                26.10        100.00        3.4140    1   1   1         8
                27.04         51.45        3.2981    0   2   1         4
                30.84          4.74        2.8995    0   0   2         2
                32.59          7.48        2.7478    1   2   1         8
                32.85         48.86        2.7267    0   1   2         4
                35.86         18.55        2.5042    1   0   2         4
                36.16         16.30        2.4841    2   0   0         2
                37.03         10.13        2.4277    0   3   1         4
                37.63         44.15        2.3904    1   1   2         8
                38.23         26.78        2.3541    1   3   0         4
                38.31         15.72        2.3496    0   2   2         4
                41.10         11.26        2.1962    2   1   1         8
                42.82         17.71        2.1117    2   2   0         4
                45.23          2.87        2.0049    0   4   0         2
                45.72         61.73        1.9843    2   2   1         8
                48.01         26.57        1.8948    0   4   1         4
                48.24         12.30        1.8865    2   0   2         4
                49.65          2.09        1.8363    2   1   2         8
                49.90         26.41        1.8276    1   3   2         8
                51.63          2.10        1.7705    1   4   1         8
                52.03         27.24        1.7576    1   1   3         8
                52.56         11.38        1.7412    0   2   3         4
                52.72          4.78        1.7362    2   3   1         8
                53.70          2.92        1.7070    2   2   2         8
                55.74          3.35        1.6491    0   4   2         4
                56.76          1.77        1.6219    3   1   0         4
                59.15          5.87        1.5619    3   1   1         8
                59.22          1.73        1.5602    2   4   0         4
                59.83          1.85        1.5459    0   5   1         4
                61.55          4.59        1.5066    2   4   1         8
                62.78          1.95        1.4800    3   2   1         8
                62.97          6.47        1.4761    1   5   1         8
                65.42          1.99        1.4266    0   1   4         4
                66.00          3.38        1.4155    3   1   2         8
                66.40          2.80        1.4078    3   3   0         4
                68.27          3.17        1.3739    2   4   2         8
                68.42          3.35        1.3712    1   1   4         8
                68.87          1.69        1.3634    0   2   4         4
                69.61          2.36        1.3506    1   5   2         8
                70.45          1.75        1.3366    0   6   0         2
                75.00          5.88        1.2664    3   3   2         8
                76.01          3.84        1.2521    2   0   4         4
                76.70          6.90        1.2425    3   1   3         8
                76.73          3.95        1.2421    4   0   0         2
                77.29          5.94        1.2344    1   3   4         8
                78.84          5.34        1.2140    2   4   3         8
                78.86          1.88        1.2138    0   6   2         4
                80.11          5.37        1.1979    1   5   3         8
                81.83          5.69        1.1770    2   6   0         4
                83.09          2.78        1.1624    4   2   1         8
                86.03          3.18        1.1301    3   5   1         8
                87.15          1.89        1.1184    1   1   5         8
                87.57          1.50        1.1141    0   2   5         4
                89.19          1.06        1.0981    4   2   2         8
                89.38          1.36        1.0962    1   7   1         8
                89.96          1.50        1.0906    2   6   2         8
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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.