Aragonite
      Ye Y, Smyth J R, Boni P
      American Mineralogist 97 (2012) 707-712
      Crystal structure and thermal expansion of aragonite-group carbonates
      by single-crystal X-ray diffraction
      Note: T = 224 K
      Locality: natural, unknown locality
      _database_code_amcsd 0018849

      CELL PARAMETERS:    4.9564   7.9536   5.7253   90.000   90.000   90.000
      SPACE GROUP: Pmcn      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    225.698
      Density (g/cm3):      2.949
      MAX. ABS. INTENSITY / VOLUME**2:      9.672743199    
      RIR:      1.068
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                21.12          1.48        4.2065    1   1   0         4
                26.29        100.00        3.3899    1   1   1         8
                27.30         57.69        3.2662    0   2   1         4
                31.25          4.37        2.8626    0   0   2         2
                32.84          9.03        2.7273    1   2   1         8
                33.26         53.08        2.6935    0   1   2         4
                36.24         29.02        2.4789    1   0   2         4
                36.25         17.44        2.4782    2   0   0         2
                37.38         15.99        2.4058    0   3   1         4
                38.02         39.92        2.3666    1   1   2         8
                38.51         27.99        2.3378    1   3   0         4
                38.76         18.86        2.3233    0   2   2         4
                41.29         14.37        2.1866    2   1   1         8
                43.00         21.53        2.1032    2   2   0         4
                45.62          3.38        1.9884    0   4   0         2
                45.97         71.41        1.9742    2   2   1         8
                48.46         30.81        1.8783    0   4   1         4
                48.59         18.88        1.8736    2   0   2         4
                50.01          2.08        1.8237    2   1   2         8
                50.40         29.28        1.8107    1   3   2         8
                52.07          3.30        1.7564    1   4   1         8
                52.67         30.62        1.7379    1   1   3         8
                53.05          7.22        1.7262    2   3   1         8
                53.24         13.73        1.7206    0   2   3         4
                54.11          2.07        1.6949    2   2   2         8
                56.34          2.57        1.6331    0   4   2         4
                56.92          1.67        1.6176    3   1   0         4
                59.37          5.83        1.5567    3   1   1         8
                60.40          2.08        1.5327    0   5   1         4
                61.99          5.77        1.4969    2   4   1         8
                63.06          3.11        1.4743    3   2   1         8
                63.54          6.78        1.4643    1   5   1         8
                66.36          3.79        1.4087    0   1   4         4
                66.38          2.80        1.4083    3   1   2         8
                66.71          3.16        1.4022    3   3   0         4
                68.85          3.46        1.3636    2   4   2         8
                69.35          5.00        1.3550    1   1   4         8
                69.84          1.92        1.3468    0   2   4         4
                70.32          2.81        1.3388    1   5   2         8
                71.12          1.65        1.3256    0   6   0         2
                75.50          6.84        1.2592    3   3   2         8
                76.92          2.72        1.2394    2   0   4         4
                76.95          5.78        1.2391    4   0   0         2
                77.33          8.87        1.2340    3   1   3         8
                78.33          6.21        1.2207    1   3   4         8
                78.95          1.88        1.2126    2   5   2         8
                79.66          7.19        1.2036    2   4   3         8
                79.72          2.83        1.2029    0   6   2         4
                81.05          5.68        1.1864    1   5   3         8
                82.52          1.01        1.1690    1   6   2         8
                82.53          8.71        1.1689    2   6   0         4
                83.43          3.11        1.1585    4   2   1         8
                86.45          1.49        1.1257    4   1   2         8
                86.64          3.39        1.1236    3   5   1         8
                88.49          2.33        1.1049    1   1   5         8
                89.68          1.49        1.0933    4   2   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.