Danalite
      Hassan I, Grundy H D
      American Mineralogist 70 (1985) 186-192
      The crystal structures of helvite group minerals, (MnFeZn)8(Be6Si6O24)S2
      _database_code_amcsd 0000972

      CELL PARAMETERS:    8.2320   8.2320   8.2320   90.000   90.000   90.000
      SPACE GROUP: P-43n     
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    557.848
      Density (g/cm3):      3.326
      MAX. ABS. INTENSITY / VOLUME**2:      49.40268631    
      RIR:      4.837
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                21.59          2.75        4.1160    2   0   0         6
                24.18          7.85        3.6815    2   1   0        24
                26.52        100.00        3.3607    2   1   1        12
                30.72          2.93        2.9105    2   2   0        12
                34.45         14.57        2.6032    3   1   0        24
                37.86          4.11        2.3764    2   2   2         4
                39.47          1.98        2.2831    3   2   0        24
                41.02         19.35        2.2001    3   2   1        24
                44.00          2.50        2.0580    4   0   0         6
                46.82         24.45        1.9403    4   1   1        12
                46.82         20.27        1.9403    3   3   0        12
                49.52          5.86        1.8407    4   2   0        24
                50.83          1.84        1.7964    4   2   1        24
                52.11          1.26        1.7551    3   3   2        12
                54.62          8.77        1.6804    4   2   2        12
                57.05          2.71        1.6144    5   1   0        24
                60.57          1.07        1.5286    4   3   2        24
                61.72          6.18        1.5030    5   2   1        24
                63.98          8.19        1.4552    4   4   0        12
                66.19          4.81        1.4118    5   3   0        24
                66.19          2.84        1.4118    4   3   3        12
                68.37          5.57        1.3720    4   4   2        12
                68.37          3.51        1.3720    6   0   0         6
                70.52          6.43        1.3354    5   3   2        24
                72.64          1.54        1.3016    6   2   0        24
                74.73          8.64        1.2702    5   4   1        24
                76.81          1.07        1.2410    6   2   2        12
                80.91          1.05        1.1882    4   4   4         4
                82.94          1.16        1.1642    5   4   3        24
                86.97          4.90        1.1202    6   3   3        12
                86.97          3.17        1.1202    7   2   1        24
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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.