Argentotetrahedrite-(Fe)
      Johnson M L, Burnham C W
      American Mineralogist 70 (1985) 165-170
      Crystal structure refinement of an arsenic-bearing argentian tetrahedrite
      _database_code_amcsd 0000964

      CELL PARAMETERS:   10.5300  10.5300  10.5300   90.000   90.000   90.000
      SPACE GROUP: I-43m     
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:   1167.576
      Density (g/cm3):      4.664
      MAX. ABS. INTENSITY / VOLUME**2:      114.1210065    
      RIR:      7.967
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                11.89          8.48        7.4458    1   1   0        12
                16.84          2.08        5.2650    2   0   0         6
                20.66          1.86        4.2989    2   1   1        12
                23.90          6.64        3.7229    2   2   0        12
                26.77          1.20        3.3299    3   1   0        24
                29.38        100.00        3.0397    2   2   2         4
                31.80          7.53        2.8143    3   2   1        24
                34.06         20.87        2.6325    4   0   0         6
                36.19          6.81        2.4819    4   1   1        12
                36.19          1.26        2.4819    3   3   0        12
                38.22          1.33        2.3546    4   2   0        24
                40.17          3.81        2.2450    3   3   2        12
                42.04          1.08        2.1494    4   2   2        12
                43.84          4.09        2.0651    5   1   0        24
                43.84          5.71        2.0651    4   3   1        24
                47.28          4.51        1.9225    5   2   1        24
                48.93         40.23        1.8615    4   4   0        12
                50.54          1.46        1.8059    4   3   3        12
                53.66          4.67        1.7082    6   1   1        12
                53.66          1.14        1.7082    5   3   2        24
                55.17          1.35        1.6649    6   2   0        24
                56.65          1.66        1.6248    5   4   1        24
                58.11         21.12        1.5875    6   2   2        12
                59.54          2.11        1.5526    6   3   1        24
                60.96          2.29        1.5199    4   4   4         4
                62.35          1.10        1.4892    5   4   3        24
                65.09          1.35        1.4330    6   3   3        12
                70.41          1.23        1.3373    7   3   2        24
                70.41          1.33        1.3373    6   5   1        24
                71.70          3.43        1.3162    8   0   0         6
                72.99          1.01        1.2962    5   5   4        12
                72.99          1.25        1.2962    8   1   1        12
                75.55          2.37        1.2586    6   5   3        24
                78.07          2.36        1.2241    8   3   1        24
                79.32          4.81        1.2079    6   6   2        12
                81.81          1.31        1.1773    8   4   0        24
                87.98          1.27        1.1100    8   5   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.