Argentojarosite
Diffraction data computed using the structure from the paper listed below,
along with the cell parameters refined from the powder pattern for R060098
      Groat L A, Jambor J L, Pemberton B C
      The Canadian Mineralogist 41 (2003) 921-928
      The crystal structure of argentojarosite, AgFe3(SO4)2(OH)6
      Locality: Tintic Standard mine at Dividend, central Utah

      CELL PARAMETERS:   7.339800   7.339800   16.53800   90.00000   90.00000   120.0000
      SPACE GROUP: R-3m
      X-RAY WAVELENGTH:     1.541838
               2-THETA      INTENSITY    D-SPACING   H   K   L
                14.97         67.21        5.9321    1   0   1
                17.63          2.14        5.0392    0   1   2
                24.28         24.87        3.6689    1   1   0
                28.63         16.82        3.1203    0   2   1
                29.26        100.00        3.0546    1   1   3
                30.15         20.52        2.9660    2   0   2
                30.48          1.35        2.9346    0   1   5
                32.49         16.83        2.7571    0   0   6
                35.65         23.28        2.5196    0   2   4
                37.86          8.69        2.3769    2   1   1
                39.06          8.03        2.3066    1   2   2
                40.74         26.82        2.2150    1   0   7
                40.96          2.17        2.2041    1   1   6
                43.58          1.87        2.0770    2   1   4
                45.90         23.89        1.9774    0   3   3
                45.90          3.67        1.9774    3   0   3
                46.74          4.99        1.9437    1   2   5
                47.98          1.95        1.8962    0   2   7
                49.70         25.07        1.8344    2   2   0
                52.19          2.02        1.7525    1   3   1
                52.82          5.85        1.7331    2   0   8
                54.47          4.92        1.6845    2   1   7
                55.95          4.82        1.6434    1   1   9
                59.22          6.55        1.5602    0   4   2
                59.41          5.65        1.5555    3   1   5
                60.62         14.28        1.5273    2   2   6
                62.63          5.56        1.4830    4   0   4
                63.38         12.48        1.4673    0   2  10
                64.11          2.77        1.4522    3   2   1
                66.12          3.14        1.4128    1   3   7
                67.45          3.48        1.3883    0   3   9
                67.53          1.63        1.3867    4   1   0
                69.93          3.96        1.3448    1   4   3
                69.93          4.97        1.3448    4   1   3
                76.29          1.33        1.2478    1   0  13
                76.80          5.07        1.2408    3   2   7
                79.42          1.35        1.2062    1   3  10
                83.86          1.09        1.1533    2   4   4
                84.52          2.32        1.1459    4   0  10
                86.52          2.53        1.1245    2   1  13
                88.23          1.32        1.1070    4   1   9
                88.73          2.68        1.1021    2   2  12
                88.73          2.68        1.1021    2   2  12
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.