Kuramite
      Chen X, Wada H, Sato A, Mieno M
      Journal of Solid State Chemistry 139 (1998) 144-151
      Synthesis, electrical conductivity, and crystal structure of Cu4Sn7S16 and
      structure refinement of Cu2SnS3
      Locality: synthetic
      _database_code_amcsd 0013950

      CELL PARAMETERS:    5.4130   5.4130  10.8240   90.000   90.000   90.000
      SPACE GROUP: I-42m     
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    317.149
      Density (g/cm3):      1.791
      MAX. ABS. INTENSITY / VOLUME**2:      22.03143613    
      RIR:      4.006
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                28.56        100.00        3.1250    1   1   2         4
                33.10         10.55        2.7065    2   0   0         4
                33.10          5.27        2.7060    0   0   4         2
                47.51         17.13        1.9138    2   2   0         4
                47.51         34.24        1.9136    2   0   4         8
                56.38         22.37        1.6321    3   1   2         8
                56.38         11.18        1.6318    1   1   6         4
                59.13          3.20        1.5625    2   2   4         4
                69.46          4.23        1.3533    4   0   0         4
                69.47          2.12        1.3530    0   0   8         2
                76.75          3.49        1.2418    3   3   2         4
                76.76          6.98        1.2417    3   1   6         8
                88.49          7.36        1.1049    4   2   4         8
                88.50          3.68        1.1048    2   2   8         4
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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.