Magnesite
      Graf D L
      American Mineralogist 46 (1961) 1283-1316
      Crystallographic tables for the rhombohedral carbonates
      Locality: synthetic
      _database_code_amcsd 0000099

      CELL PARAMETERS:    4.6330   4.6330  15.0160   90.000   90.000  120.000
      SPACE GROUP: R-3c      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    279.132
      Density (g/cm3):      3.009
      MAX. ABS. INTENSITY / VOLUME**2:      16.50868949    
      RIR:      1.786
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                32.67        100.00        2.7412    1   0   4         6
                35.88         13.07        2.5027    0   0   6         2
                38.88          6.30        2.3165    1   1   0         6
                43.03         49.05        2.1023    1   1   3        12
                46.88         12.62        1.9382    2   0   2         6
                51.66          5.33        1.7693    0   2   4         6
                53.93         17.79        1.7002    0   1   8         6
                53.93         22.11        1.7000    1   1   6        12
                61.45          4.62        1.5088    2   1   1        12
                62.48          6.85        1.4865    1   2   2        12
                66.50          6.14        1.4061    2   1   4        12
                68.45          2.13        1.3706    2   0   8         6
                69.42          6.22        1.3538    1   1   9        12
                69.43          2.67        1.3537    1   2   5        12
                70.40         12.40        1.3374    3   0   0         6
                76.06          4.46        1.2513    0   0  12         2
                77.01          1.70        1.2383    2   1   7        12
                79.78          1.69        1.2021    0   2  10         6
                81.62          3.13        1.1796    1   2   8        12
                88.89          1.28        1.1010    1   1  12        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.