Calcite
      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 = 337 C
      Note: P = 101 kPa
      _database_code_amcsd 0017851

      CELL PARAMETERS:    4.9760   4.9760  17.2270   90.000   90.000  120.000
      SPACE GROUP: R-3c      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    369.403
      Density (g/cm3):      2.699
      MAX. ABS. INTENSITY / VOLUME**2:      24.75288429    
      RIR:      2.986
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                23.08         12.85        3.8539    0   1   2         6
                29.32        100.00        3.0462    1   0   4         6
                31.15          1.12        2.8712    0   0   6         2
                36.10         15.64        2.4880    1   1   0         6
                39.47         16.22        2.2829    1   1   3        12
                43.29         15.81        2.0903    2   0   2         6
                47.17          7.78        1.9270    0   2   4         6
                47.18         19.28        1.9263    0   1   8         6
                48.41         23.27        1.8803    1   1   6        12
                56.77          1.93        1.6215    2   1   1        12
                57.59         10.68        1.6004    1   2   2        12
                57.62          2.06        1.5996    1   0  10         6
                60.80          7.14        1.5235    2   1   4        12
                60.81          3.34        1.5231    2   0   8         6
                61.08          1.76        1.5171    1   1   9        12
                63.14          1.04        1.4725    1   2   5        12
                64.92          6.37        1.4364    3   0   0         6
                64.96          3.18        1.4356    0   0  12         2
                69.91          2.73        1.3455    0   2  10         6
                72.81          3.89        1.2990    1   2   8        12
                76.63          2.99        1.2434    1   1  12        12
                81.29          3.12        1.1835    2   1  10        12
                84.04          1.42        1.1517    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.