Norsethite
      Effenberger H, Zemann J
      Zeitschrift fur Kristallographie 171 (1985) 275-280
      Single crystal X-Ray investigation of norsethite, BaMg(CO3)2:
      one more mineral with an aplanar carbonate group
      Locality: synthetic
      Sample: Model 2
      _database_code_amcsd 0010925

      CELL PARAMETERS:    5.0220   5.0220  16.7700   90.000   90.000  120.000
      SPACE GROUP: R32       
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    366.283
      Density (g/cm3):      3.830
      MAX. ABS. INTENSITY / VOLUME**2:      62.07220035    
      RIR:      5.277
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                15.85         22.31        5.5900    0   0   3         2
                21.10         38.06        4.2099    1   0   1         6
                23.04         43.45        3.8607    0   1   2         6
                29.60        100.00        3.0184    1   0   4         6
                32.02          1.08        2.7950    0   0   6         2
                33.75         29.53        2.6560    0   1   5         6
                35.76         29.31        2.5110    1   1   0         3
                39.34         21.50        2.2905    1   1   3         6
                41.89         24.42        2.1565    0   2   1         6
                42.97         21.41        2.1050    2   0   2         6
                43.11          7.80        2.0984    1   0   7         6
                47.08          8.43        1.9304    0   2   4         6
                48.19         18.26        1.8884    0   1   8         6
                48.75         26.18        1.8679    1   1   6         6
                48.88          3.80        1.8633    0   0   9         2
                56.23          3.52        1.6360    2   1   1         6
                57.10         13.52        1.6131    1   2   2         6
                59.04          3.56        1.5647    1   0  10         6
                60.50         13.84        1.5304    2   1   4         6
                61.44          6.10        1.5092    2   0   8         6
                62.02          4.92        1.4963    1   1   9         6
                62.97          7.70        1.4761    1   2   5         6
                64.25          4.34        1.4497    3   0   0         6
                66.65          1.00        1.4033    0   3   3         6
                66.65          3.16        1.4033    3   0   3         6
                66.96          2.70        1.3975    0   0  12         2
                69.33          4.74        1.3554    2   1   7         6
                70.97          5.16        1.3280    0   2  10         6
                73.16          5.83        1.2935    1   2   8         6
                73.60          2.86        1.2869    3   0   6         6
                73.60          3.55        1.2869    0   3   6         6
                75.76          1.74        1.2555    2   2   0         3
                76.28          2.44        1.2483    2   0  11         6
                77.12          1.54        1.2367    1   0  13         6
                78.30          4.74        1.2211    1   1  12         6
                80.43          1.04        1.1940    3   1   2         6
                82.10          3.36        1.1739    2   1  10         6
                83.37          1.86        1.1592    1   3   4         6
                83.76          1.66        1.1549    0   1  14         6
                84.72          1.34        1.1442    0   3   9         6
                87.21          1.03        1.1178    1   2  11         6
                88.03          1.34        1.1095    0   2  13         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.