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 = 300 K, low-temperature experiment
      Locality: natural, unknown locality
      _database_code_amcsd 0018851

      CELL PARAMETERS:    4.9596   7.9644   5.7416   90.000   90.000   90.000
      SPACE GROUP: Pmcn      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    226.795
      Density (g/cm3):      2.935
      MAX. ABS. INTENSITY / VOLUME**2:      9.659100607    
      RIR:      1.072
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                21.10          1.49        4.2100    1   1   0         4
                26.25        100.00        3.3951    1   1   1         8
                27.25         57.19        3.2722    0   2   1         4
                31.15          4.42        2.8708    0   0   2         2
                32.79          8.64        2.7313    1   2   1         8
                33.17         53.44        2.7007    0   1   2         4
                36.15         28.34        2.4846    1   0   2         4
                36.22         17.10        2.4798    2   0   0         2
                37.32         15.85        2.4097    0   3   1         4
                37.93         39.46        2.3718    1   1   2         8
                38.46         27.90        2.3406    1   3   0         4
                38.66         18.67        2.3287    0   2   2         4
                41.24         14.02        2.1889    2   1   1         8
                42.97         20.99        2.1050    2   2   0         4
                45.56          3.36        1.9911    0   4   0         2
                45.92         70.15        1.9764    2   2   1         8
                48.38         30.36        1.8812    0   4   1         4
                48.51         18.76        1.8766    2   0   2         4
                49.93          2.01        1.8266    2   1   2         8
                50.30         29.00        1.8141    1   3   2         8
                51.99          3.24        1.7589    1   4   1         8
                52.52         30.00        1.7423    1   1   3         8
                52.99          7.10        1.7282    2   3   1         8
                53.09         13.74        1.7250    0   2   3         4
                54.02          2.01        1.6976    2   2   2         8
                56.22          2.54        1.6361    0   4   2         4
                56.88          1.63        1.6187    3   1   0         4
                59.32          5.80        1.5580    3   1   1         8
                60.30          2.16        1.5349    0   5   1         4
                61.91          5.61        1.4987    2   4   1         8
                62.99          2.93        1.4756    3   2   1         8
                63.44          6.58        1.4663    1   5   1         8
                66.15          3.67        1.4126    0   1   4         4
                66.29          2.73        1.4100    3   1   2         8
                66.64          3.13        1.4033    3   3   0         4
                68.74          3.37        1.3656    2   4   2         8
                69.14          4.96        1.3586    1   1   4         8
                69.63          1.94        1.3504    0   2   4         4
                70.19          2.69        1.3410    1   5   2         8
                71.01          1.62        1.3274    0   6   0         2
                75.39          6.66        1.2608    3   3   2         8
                76.71          2.69        1.2423    2   0   4         4
                76.89          5.57        1.2399    4   0   0         2
                77.18          8.50        1.2359    3   1   3         8
                78.10          5.96        1.2236    1   3   4         8
                78.81          1.79        1.2144    2   5   2         8
                79.49          7.03        1.2057    2   4   3         8
                79.56          2.75        1.2048    0   6   2         4
                80.87          5.64        1.1886    1   5   3         8
                82.41          8.42        1.1703    2   6   0         4
                83.35          2.97        1.1595    4   2   1         8
                86.34          1.45        1.1268    4   1   2         8
                86.53          3.25        1.1248    3   5   1         8
                88.19          2.28        1.1078    1   1   5         8
                89.56          1.44        1.0944    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.