Silver
      Novgorodova M I, Gorshkov A I, Mokhov A V
      International Geology Review 23 (1981) 485-494
      Native silver and its new structural modifications
      Locality: northeast USSR
      Note: sample DV-300, known as silver 4H
      _database_code_amcsd 0018575

      CELL PARAMETERS:    2.8800   2.8800   9.6200   90.000   90.000  120.000
      SPACE GROUP: P6_3/mmc  
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:     69.102
      Density (g/cm3):      5.123
      MAX. ABS. INTENSITY / VOLUME**2:      229.8348848    
      RIR:     14.608
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                18.45        100.00        4.8100    0   0   2         2
                36.01         13.05        2.4942    1   0   0         6
                37.24         70.81        2.4143    1   0   1        12
                37.39         15.55        2.4050    0   0   4         2
                40.75         17.91        2.2142    1   0   2        12
                46.11         36.14        1.9687    1   0   3        12
                52.88          7.57        1.7313    1   0   4        12
                57.48          3.77        1.6033    0   0   6         2
                60.80         13.89        1.5234    1   0   5        12
                64.74          7.40        1.4400    1   1   0         6
                67.95         12.46        1.3795    1   1   2        12
                69.72          2.84        1.3487    1   0   6        12
                76.37          1.04        1.2471    2   0   0         6
                77.12          6.06        1.2367    2   0   1        12
                77.22          8.04        1.2355    1   1   4        12
                79.38          1.84        1.2072    2   0   2        12
                79.66          5.46        1.2037    1   0   7        12
                79.75          1.21        1.2025    0   0   8         2
                83.10          4.80        1.1623    2   0   3        12
                88.27          1.35        1.1071    2   0   4        12
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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.