Stromeyerite
Diffraction data computed using the structure from the paper listed below,
along with the cell parameters refined from the powder pattern for R060908
      Baker C L, Lincoln F J, Johnson A W S
      Acta Crystallographica B47 (1991) 891-899
      A low-temperature structural phase transformation in CuAgS
      Locality: Gowganda, Ontario, Canada
      Sample: T = 298 K

      CELL PARAMETERS:   4.066104   6.630804   7.979213   90.00000   90.00000   90.00000
      SPACE GROUP: Cmc2_1
      X-RAY WAVELENGTH:     1.541838
               2-THETA      INTENSITY    D-SPACING   H   K   L
                25.73         11.45        3.4663    1   1   0
                26.92         29.51        3.3154    0   2   0
                29.20         15.14        3.0616    0   2   1
                34.30        100.00        2.6166    1   1   2
                35.22         12.95        2.5499    0   2   2
                43.65          4.23        2.0746    0   2   3
                44.58         16.46        2.0331    2   0   0
                45.49         15.22        1.9948    0   0   4
                46.79          1.65        1.9419    1   3   0
                48.24         11.31        1.8868    1   3   1
                52.41         15.22        1.7461    1   3   2
                52.83          4.73        1.7331    2   2   0
                53.63          4.40        1.7093    0   2   4
                54.16          3.77        1.6937    2   2   1
                55.43          1.70        1.6577    0   4   0
                58.02          2.60        1.5896    2   2   2
                58.89          5.20        1.5684    1   3   3
                60.48          1.13        1.5308    0   4   2
                64.13          1.92        1.4521    2   2   3
                65.56          6.12        1.4239    2   0   4
                72.19          1.77        1.3083    2   2   4
                75.37          1.91        1.2608    1   5   0
                75.43          3.17        1.2600    3   1   2
                76.74          2.90        1.2416    1   1   6
                77.38          1.73        1.2329    1   3   5
                84.75          1.22        1.1435    3   3   1
                87.96          1.21        1.1098    3   3   2
                89.23          1.13        1.0972    1   3   6
                89.23          1.13        1.0972    1   3   6
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.