Mavlyanovite
      Amark K, Boren B, Westgren A
      Svensk Kemisk Tidskrift 48 (1936) 273-276
      On the crystal structure of Mn5Si3
      _cod_database_code 1010891
      _database_code_amcsd 0017619

      CELL PARAMETERS:    6.8980   6.8980   4.8020   90.000   90.000  120.000
      SPACE GROUP: P6_3/mcm  
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    197.879
      Density (g/cm3):      6.023
      MAX. ABS. INTENSITY / VOLUME**2:      64.53720572    
      RIR:      3.489
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                25.83          5.38        3.4490    1   1   0         6
                29.91         12.21        2.9869    2   0   0         6
                31.95          6.86        2.8013    1   1   1        12
                37.46         11.25        2.4010    0   0   2         2
                39.93         45.91        2.2579    2   1   0        12
                40.49         30.80        2.2278    1   0   2        12
                44.33        100.00        2.0433    2   1   1        24
                45.55         27.08        1.9913    3   0   0         6
                46.06         62.62        1.9705    1   1   2        12
                48.66          3.70        1.8714    2   0   2        12
                53.11          1.17        1.7245    2   2   0         6
                55.46          3.22        1.6568    3   1   0        12
                56.72          7.45        1.6230    2   2   1        12
                58.97          1.64        1.5662    3   1   1        24
                60.39          1.56        1.5327    3   0   2        12
                62.15          1.90        1.4935    4   0   0         6
                66.79         14.58        1.4007    2   2   2        12
                68.85          2.13        1.3637    3   1   2        24
                71.60          5.02        1.3179    3   2   1        24
                72.37         18.44        1.3058    2   1   3        24
                72.51         11.35        1.3036    4   1   0        12
                74.88         11.16        1.2681    4   0   2        12
                79.91          5.85        1.2005    0   0   4         2
                80.37          3.22        1.1948    5   0   0         6
                80.74          2.11        1.1902    3   2   2        24
                82.16          2.15        1.1732    2   2   3        12
                86.14          1.37        1.1290    4   2   0        12
                87.18          2.18        1.1181    3   3   1        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.