Rambergite
      Wyckoff R W G
      Crystal Structures 1 (1963) 85-237
      Second edition. Interscience Publishers, New York, New York
      Note: wurtzite structure
      _database_code_amcsd 0011549

      CELL PARAMETERS:    3.9760   3.9760   6.4320   90.000   90.000  120.000
      SPACE GROUP: P6_3mc    
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:     88.058
      Density (g/cm3):      3.281
      MAX. ABS. INTENSITY / VOLUME**2:      31.38499160    
      RIR:      3.115
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                25.88        100.00        3.4433    1   0   0         6
                27.74         64.81        3.2160    0   0   2         1
                29.42         75.84        3.0357    1   0   1         6
                38.30         37.39        2.3503    1   0   2         6
                45.63         70.85        1.9880    1   1   0         6
                50.12         61.57        1.8200    1   0   3         6
                53.20         10.43        1.7217    2   0   0         6
                54.25         46.58        1.6910    1   1   2         6
                55.23         10.73        1.6631    2   0   1         6
                57.30          1.02        1.6080    0   0   4         1
                61.05          7.62        1.5178    2   0   2         6
                63.89          1.01        1.4570    1   0   4         6
                70.10         18.62        1.3424    2   0   3         6
                72.65          6.87        1.3015    2   1   0        12
                74.37          7.22        1.2756    2   1   1        12
                76.14          2.05        1.2502    1   1   4         6
                79.44          6.07        1.2064    2   1   2        12
                79.54         14.49        1.2051    1   0   5         6
                84.39          8.51        1.1478    3   0   0         6
                87.73         18.26        1.1125    2   1   3        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.