Otavite
      Graf D L
      American Mineralogist 46 (1961) 1283-1316
      Crystallographic tables for the rhombohedral carbonates
      Locality: synthetic
      _database_code_amcsd 0000103

      CELL PARAMETERS:    4.9204   4.9204  16.2980   90.000   90.000  120.000
      SPACE GROUP: R-3c      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    341.716
      Density (g/cm3):      5.026
      MAX. ABS. INTENSITY / VOLUME**2:      115.5242925    
      RIR:      7.484
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                23.56         73.73        3.7761    0   1   2         6
                30.35        100.00        2.9449    1   0   4         6
                32.98          3.70        2.7163    0   0   6         2
                36.52         33.82        2.4602    1   1   0         6
                40.24          5.18        2.2411    1   1   3        12
                43.92         24.19        2.0613    2   0   2         6
                48.20         14.93        1.8880    0   2   4         6
                49.60         21.12        1.8380    0   1   8         6
                50.02         32.59        1.8235    1   1   6        12
                58.41         17.65        1.5800    1   2   2        12
                60.85          4.92        1.5223    1   0  10         6
                61.95         13.11        1.4978    2   1   4        12
                63.14          5.95        1.4724    2   0   8         6
                65.74          8.49        1.4204    3   0   0         6
                69.17          3.06        1.3582    0   0  12         2
                73.10          4.05        1.2945    0   2  10         6
                75.20          6.75        1.2634    1   2   8        12
                75.54          2.04        1.2587    3   0   6         6
                75.54          2.04        1.2587    0   3   6         6
                80.84          5.07        1.1890    1   1  12        12
                82.47          1.13        1.1696    3   1   2        12
                84.59          4.88        1.1456    2   1  10        12
                85.56          2.19        1.1351    1   3   4        12
                86.71          1.57        1.1230    0   1  14         6
                86.94          1.56        1.1206    2   2   6        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.