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 = 359 C
      Note: P = 101 kPa
      _database_code_amcsd 0017852

      CELL PARAMETERS:    4.9740   4.9740  17.2430   90.000   90.000  120.000
      SPACE GROUP: R-3c      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    369.449
      Density (g/cm3):      2.699
      MAX. ABS. INTENSITY / VOLUME**2:      24.35211844    
      RIR:      2.938
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                23.08         13.03        3.8534    0   1   2         6
                29.31        100.00        3.0470    1   0   4         6
                31.12          1.21        2.8738    0   0   6         2
                36.12         15.26        2.4870    1   1   0         6
                39.48         16.65        2.2825    1   1   3        12
                43.30         15.50        2.0896    2   0   2         6
                47.15         18.97        1.9275    0   1   8         6
                47.17          7.55        1.9267    0   2   4         6
                48.40         22.87        1.8806    1   1   6        12
                56.80          1.91        1.6209    2   1   1        12
                57.58          1.93        1.6008    1   0  10         6
                57.62         10.16        1.5998    1   2   2        12
                60.80          3.16        1.5235    2   0   8         6
                60.82          6.80        1.5231    2   1   4        12
                61.05          1.81        1.5177    1   1   9        12
                63.15          1.04        1.4723    1   2   5        12
                64.89          3.11        1.4369    0   0  12         2
                64.95          6.20        1.4359    3   0   0         6
                69.88          2.56        1.3461    0   2  10         6
                72.80          3.61        1.2991    1   2   8        12
                76.58          2.71        1.2442    1   1  12        12
                81.27          2.83        1.1838    2   1  10        12
                84.07          1.31        1.1513    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.