Magnesite
      Bromiley F A, Boffa Ballaran T, Langenhorst F, Seifert F
      American Mineralogist 92 (2007) 829-836
      Order and miscibility in the otavite - magnesite solid solution
      Locality: synthetic
      Sample: X_Mg = .5, synthesized at 600 C, 1 GPa, 19 h
      _database_code_amcsd 0004334

      CELL PARAMETERS:    4.7813   4.7813  15.7023   90.000   90.000  120.000
      SPACE GROUP: R-3       
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    310.875
      Density (g/cm3):      4.113
      MAX. ABS. INTENSITY / VOLUME**2:      55.41068287    
      RIR:      4.386
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                16.94          2.76        5.2341    0   0   3         2
                22.20          2.23        4.0039    1   0   1         6
                24.30         43.27        3.6626    0   1   2         6
                31.40        100.00        2.8488    1   0   4         6
                35.89          1.93        2.5022    0   1   5         6
                37.63         24.69        2.3907    1   1   0         6
                41.53          9.02        2.1746    1   1   3         6
                41.53          2.55        2.1746    2  -1   3         6
                44.12          1.95        2.0526    0   2   1         6
                45.30         21.01        2.0019    2   0   2         6
                49.79         10.97        1.8313    0   2   4         6
                51.53         18.72        1.7736    0   1   8         6
                51.80         13.16        1.7651    2  -1   6         6
                51.80         14.78        1.7651    1   1   6         6
                59.34          1.37        1.5573    3  -1   1         6
                60.30          7.57        1.5349   -1   3   2         6
                60.30          5.91        1.5349    1   2   2         6
                63.35          3.01        1.4682    1   0  10         6
                64.05          3.99        1.4538    2   1   4         6
                64.05          5.67        1.4538    3  -1   4         6
                65.53          3.89        1.4244    2   0   8         6
                66.33          1.67        1.4093    2  -1   9         6
                66.78          1.33        1.4007   -1   3   5         6
                67.91          7.56        1.3802    3   0   0         6
                72.19          2.79        1.3085    0   0  12         2
                76.08          2.96        1.2511    0   2  10         6
                78.10          2.50        1.2237    1   2   8         6
                78.10          2.17        1.2237   -1   3   8         6
                78.32          1.03        1.2209    0   3   6         6
                78.32          1.06        1.2209    3   0   6         6
                84.39          1.70        1.1478    2  -1  12         6
                84.39          1.36        1.1478    1   1  12         6
                88.13          1.41        1.1085    3  -1  10         6
                88.13          2.02        1.1085    2   1  10         6
                88.76          1.08        1.1022    1   3   4         6
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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.