Pyrargyrite
      Laufek F, Sejkora J, Dusek M
      Journal of Geosciences 55 (2010) 161-167
      The role of silver in the crystal structure of pyrargyrite: single
      crystal X-ray diffraction study
      Locality: H61Z vein, Haje ore deposit, Pribram distict, Czech Republic
      _database_code_amcsd 0013027

      CELL PARAMETERS:   11.0464  11.0464   8.7211   90.000   90.000  120.000
      SPACE GROUP: R3c       
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    921.602
      Density (g/cm3):      5.854
      MAX. ABS. INTENSITY / VOLUME**2:      66.84032631    
      RIR:      3.718
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                22.41         14.75        3.9678    0   1   2         3
                26.69         67.49        3.3401    2   1   1         6
                27.68         46.50        3.2225    2   0   2         3
                27.98         60.65        3.1888    3   0   0         3
                32.16        100.00        2.7834    1   2   2         6
                32.42         10.99        2.7616    2   2   0         6
                34.88         61.22        2.5725    1   1   3         6
                35.36         58.82        2.5384    1   3   1         6
                39.77         17.43        2.2666    3   1   2         6
                42.47         11.92        2.1283    3   2   1         6
                42.53          8.08        2.1258    1   0   4         3
                43.14          2.93        2.0969    0   4   2         3
                43.34          9.97        2.0876    4   1   0         6
                45.29          2.99        2.0022    2   2   3         6
                45.73          1.69        1.9839    0   2   4         3
                46.31         30.03        1.9604    2   3   2         6
                48.77         17.99        1.8671    2   1   4         6
                49.51          6.43        1.8411    3   3   0         6
                51.63          6.84        1.7703    2   4   1         6
                52.21         12.18        1.7521    5   0   2         3
                54.08          1.10        1.6957    1   4   3         6
                54.08          1.46        1.6957    4   1   3         6
                54.47         18.44        1.6845    1   3   4         6
                54.98         12.63        1.6700    4   2   2         6
                57.17          8.60        1.6112    4   0   4         3
                57.67          7.46        1.5986    1   5   2         6
                57.83          6.49        1.5944    6   0   0         3
                58.78          2.97        1.5710    1   2   5         6
                59.75          3.07        1.5478    4   3   1         6
                60.43         11.42        1.5319    5   2   0         6
                62.81          2.04        1.4794    3   4   2         6
                63.87          3.64        1.4575    3   1   5         6
                64.06          2.58        1.4535    0   0   6         1
                66.52          4.83        1.4057    1   1   6         6
                67.28          4.98        1.3917    2   4   4         6
                67.73          3.42        1.3835    6   1   2         6
                68.74          1.01        1.3655    2   3   5         6
                69.34          1.40        1.3552    2   5   3         6
                69.34          1.01        1.3552    5   2   3         6
                69.68          2.58        1.3495    5   1   4         6
                73.65          1.81        1.2862    2   2   6         6
                74.80          1.25        1.2692    2   6   2         6
                74.95          2.60        1.2671    7   1   0         6
                75.78          1.10        1.2553    4   2   5         6
                78.96          3.51        1.2125    1   6   4         6
                80.52          1.97        1.1929    4   1   6         6
                81.65          1.69        1.1792    4   5   2         6
                83.16          1.39        1.1616    7   1   3         6
                83.16          1.28        1.1616    1   7   3         6
                83.48          1.32        1.1580    3   5   4         6
                83.90          1.08        1.1532    8   0   2         3
                85.03          2.39        1.1408    3   3   6         6
                85.72          2.64        1.1333    6   2   4         6
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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.