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 = 398 C
      Note: P = 101 kPa
      _database_code_amcsd 0017854

      CELL PARAMETERS:    4.9740   4.9740  17.2610   90.000   90.000  120.000
      SPACE GROUP: R-3c      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    369.835
      Density (g/cm3):      2.696
      MAX. ABS. INTENSITY / VOLUME**2:      24.54634518    
      RIR:      2.965
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                23.08         11.89        3.8542    0   1   2         6
                29.30        100.00        3.0486    1   0   4         6
                31.09          1.34        2.8768    0   0   6         2
                36.12         14.96        2.4870    1   1   0         6
                39.47         16.51        2.2829    1   1   3        12
                43.30         15.08        2.0897    2   0   2         6
                47.11         18.80        1.9292    0   1   8         6
                47.16          7.16        1.9271    0   2   4         6
                48.38         21.90        1.8814    1   1   6        12
                56.80          2.06        1.6209    2   1   1        12
                57.52          1.70        1.6023    1   0  10         6
                57.61          9.78        1.5999    1   2   2        12
                60.76          2.94        1.5243    2   0   8         6
                60.81          6.27        1.5233    2   1   4        12
                61.01          1.85        1.5187    1   1   9        12
                63.14          1.13        1.4726    1   2   5        12
                64.82          3.07        1.4384    0   0  12         2
                64.95          5.87        1.4359    3   0   0         6
                69.83          2.41        1.3469    0   2  10         6
                72.77          3.28        1.2996    1   2   8        12
                76.51          2.48        1.2452    1   1  12        12
                81.22          2.61        1.1844    2   1  10        12
                84.06          1.23        1.1514    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.