Tetrahedrite
      Makovicky E, Skinner B J
      The Canadian Mineralogist 17 (1979) 619-634
      Studies of the sulfosalts of copper
      VII. Crystal structures of the exolution products Cu12.3Sb4S13
      and Cu13.8Sb4S13 of unsubstituted synthetic tetrahedrite
      Sample: Cu-poor tetrahedrite Cu12.3Sb4S13
      Locality: synthetic
      _database_code_amcsd 0005171

      CELL PARAMETERS:   10.3230  10.3230  10.3230   90.000   90.000   90.000
      SPACE GROUP: I-43m     
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:   1100.064
      Density (g/cm3):      4.893
      MAX. ABS. INTENSITY / VOLUME**2:      116.9590184    
      RIR:      7.783
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                12.12          1.80        7.2995    1   1   0        12
                17.18          5.30        5.1615    2   0   0         6
                21.08          1.87        4.2143    2   1   1        12
                24.39         12.34        3.6497    2   2   0        12
                29.99        100.00        2.9800    2   2   2         4
                32.45          9.37        2.7589    3   2   1        24
                34.76         20.07        2.5807    4   0   0         6
                36.94          8.98        2.4332    4   1   1        12
                36.94          1.01        2.4332    3   3   0        12
                39.02          4.22        2.3083    4   2   0        24
                41.01          2.38        2.2009    3   3   2        12
                42.92          3.11        2.1072    4   2   2        12
                44.77          2.03        2.0245    5   1   0        24
                44.77          5.45        2.0245    4   3   1        24
                48.29          5.13        1.8847    5   2   1        24
                49.98         38.69        1.8249    4   4   0        12
                51.63          2.36        1.7704    4   3   3        12
                53.24          1.25        1.7205    4   4   2        12
                54.82          1.31        1.6746    5   3   2        24
                54.82          5.79        1.6746    6   1   1        12
                56.37          2.05        1.6322    6   2   0        24
                57.89          1.25        1.5929    5   4   1        24
                59.39         18.84        1.5563    6   2   2        12
                60.86          2.56        1.5220    6   3   1        24
                62.32          1.91        1.4900    4   4   4         4
                63.75          1.75        1.4599    5   4   3        24
                66.57          1.44        1.4048    6   3   3        12
                67.95          1.32        1.3795    6   4   2        24
                73.37          3.07        1.2904    8   0   0         6
                77.34          3.09        1.2338    6   5   3        24
                79.94          3.54        1.2000    8   3   1        24
                81.24          4.14        1.1841    6   6   2        12
                82.53          1.35        1.1688    7   5   2        24
                87.66          1.03        1.1132    7   6   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.