Covellite
      Ohmasa M, Suzuki M, Takeuchi Y
      Mineralogical Journal 8 (1977) 311-319
      A refinement of the crystal structure of covellite, CuS
      Locality: Kosaka mine, Akita Prefecture, Japan
      _database_code_amcsd 0014418

      CELL PARAMETERS:    3.7960   3.7960  16.3820   90.000   90.000  120.000
      SPACE GROUP: P6_3/mmc  
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    204.433
      Density (g/cm3):      4.659
      MAX. ABS. INTENSITY / VOLUME**2:      58.59545429    
      RIR:      4.095
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                10.80          6.53        8.1910    0   0   2         2
                21.70          1.43        4.0955    0   0   4         2
                27.12         10.53        3.2874    1   0   0         6
                27.68         16.83        3.2232    1   0   1        12
                29.27         45.56        3.0509    1   0   2        12
                31.77        100.00        2.8164    1   0   3        12
                32.80         44.71        2.7303    0   0   6         2
                38.80          9.12        2.3207    1   0   5        12
                43.07          3.79        2.1004    1   0   6        12
                44.23          4.38        2.0477    0   0   8         2
                47.70         12.94        1.9065    1   0   7        12
                47.93         65.21        1.8980    1   1   0         6
                52.66         25.28        1.7381    1   0   8        12
                53.19          1.31        1.7221    1   1   4        12
                55.94          1.03        1.6437    2   0   0         6
                56.25          2.02        1.6355    2   0   1        12
                57.16          4.47        1.6116    2   0   2        12
                57.91          1.99        1.5924    1   0   9        12
                58.65         12.70        1.5740    2   0   3        12
                59.30         34.47        1.5584    1   1   6        12
                63.30          1.39        1.4692    2   0   5        12
                63.44          2.01        1.4662    1   0  10        12
                67.26          4.83        1.3920    1   1   8        12
                69.26          6.48        1.3566    1   0  11        12
                69.94          3.50        1.3451    2   0   7        12
                73.94          7.14        1.2818    2   0   8        12
                76.96          1.53        1.2390    2   1   1        24
                77.74          2.84        1.2285    2   1   2        24
                79.03          7.49        1.2116    2   1   3        24
                88.62          2.45        1.1036    2   0  11        12
                88.74          4.41        1.1024    1   0  14        12
                89.25          3.30        1.0974    2   1   7        24
                89.42          6.64        1.0958    3   0   0         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.