Helvine
      Kudoh Y, Takeuchi Y
      Zeitschrift fur Kristallographie 173 (1985) 305-312
      The effect of pressure on helvite Mn8S2[Be6Si6O24]
      Locality: Schwarzenberg, Saxony
      Sample: P = 40 kbar
      _database_code_amcsd 0010955

      CELL PARAMETERS:    8.2030   8.2030   8.2030   90.000   90.000   90.000
      SPACE GROUP: P-43n     
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    551.973
      Density (g/cm3):      3.339
      MAX. ABS. INTENSITY / VOLUME**2:      45.28182641    
      RIR:      4.415
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                21.67          2.56        4.1015    2   0   0         6
                24.26          8.31        3.6685    2   1   0        24
                26.62        100.00        3.3489    2   1   1        12
                30.83          3.08        2.9002    2   2   0        12
                34.58         14.11        2.5940    3   1   0        24
                38.00          4.72        2.3680    2   2   2         4
                39.61          2.39        2.2751    3   2   0        24
                41.18         17.55        2.1923    3   2   1        24
                44.16          2.44        2.0508    4   0   0         6
                47.00         24.90        1.9335    4   1   1        12
                47.00         19.58        1.9335    3   3   0        12
                49.71          4.66        1.8342    4   2   0        24
                51.02          2.33        1.7900    4   2   1        24
                52.31          1.48        1.7489    3   3   2        12
                54.83          8.53        1.6744    4   2   2        12
                57.27          2.61        1.6087    5   1   0        24
                60.81          1.34        1.5233    4   3   2        24
                61.96          4.57        1.4977    5   2   1        24
                64.23          7.00        1.4501    4   4   0        12
                66.46          2.56        1.4068    4   3   3        12
                66.46          4.99        1.4068    5   3   0        24
                68.65          2.91        1.3672    6   0   0         6
                68.65          5.31        1.3672    4   4   2        12
                70.81          5.77        1.3307    5   3   2        24
                72.94          1.51        1.2970    6   2   0        24
                75.04          7.95        1.2658    5   4   1        24
                77.13          1.19        1.2366    6   2   2        12
                87.36          2.75        1.1163    7   2   1        24
                87.36          3.74        1.1163    6   3   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.