Calcite
      Ondrus P, Veselovsky F, Gabasova A, Hlousek J, Srein V, Vavrnn I,
      Skala R, Sejkora J, Drabek M
      Journal of the Czech Geological Society 48 (2003) 19-147
      Primary minerals of the Jachymov ore district
      Locality:  Jachymov, Bohemia, Czech Republic
      _database_code_amcsd 0017593

      CELL PARAMETERS:    4.9844   4.9844  17.0376   90.000   90.000  120.000
      SPACE GROUP: R-3c      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    366.577
      Density (g/cm3):      2.720
      MAX. ABS. INTENSITY / VOLUME**2:      23.80096243    
      RIR:      2.849
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                23.10          9.77        3.8505    0   1   2         6
                29.46        100.00        3.0319    1   0   4         6
                31.51          1.99        2.8396    0   0   6         2
                36.04         13.74        2.4922    1   1   0         6
                39.49         17.95        2.2821    1   1   3        12
                43.24         13.24        2.0922    2   0   2         6
                47.21          5.87        1.9252    0   2   4         6
                47.61         16.96        1.9099    0   1   8         6
                48.61         17.97        1.8731    1   1   6        12
                56.68          2.48        1.6241    2   1   1        12
                57.51          7.49        1.6024    1   2   2        12
                60.79          4.54        1.5236    2   1   4        12
                61.13          2.06        1.5159    2   0   8         6
                61.51          2.06        1.5075    1   1   9        12
                63.19          1.37        1.4715    1   2   5        12
                64.79          5.02        1.4389    3   0   0         6
                65.77          2.63        1.4198    0   0  12         2
                70.41          1.54        1.3373    0   2  10         6
                73.06          2.06        1.2952    1   2   8        12
                77.35          1.41        1.2337    1   1  12        12
                81.72          1.44        1.1784    2   1  10        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.