Covellite
      Fjellvag H, Gronvold F, Stolen S, Andresen A F, Mueller-Kaefer R, Simon A
      Zeitschrift fur Kristallographie 184 (1988) 111-121
      Low-temperature structural distortion in CuS
      Locality: synthetic
      Sample: T = 55 K
      Note: Cell parameters estimated from Figure 1
      _database_code_amcsd 0010980

      CELL PARAMETERS:    3.7820   3.7820  16.2900   90.000   90.000  120.000
      SPACE GROUP: P6_3/mmc  
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    201.788
      Density (g/cm3):      4.720
      MAX. ABS. INTENSITY / VOLUME**2:      64.37455617    
      RIR:      4.441
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                10.86          5.52        8.1450    0   0   2         2
                27.23         10.95        3.2753    1   0   0         6
                27.78         14.38        3.2110    1   0   1        12
                29.39         44.36        3.0388    1   0   2        12
                31.91        100.00        2.8046    1   0   3        12
                32.99         43.33        2.7150    0   0   6         2
                38.99          9.60        2.3098    1   0   5        12
                43.29          5.21        2.0902    1   0   6        12
                44.49          4.77        2.0363    0   0   8         2
                47.95         11.24        1.8971    1   0   7        12
                48.12         66.70        1.8910    1   1   0         6
                52.95         25.22        1.7293    1   0   8        12
                56.17          1.46        1.6377    2   0   0         6
                56.47          1.45        1.6294    2   0   1        12
                57.39          4.86        1.6055    2   0   2        12
                58.24          2.98        1.5842    1   0   9        12
                58.90         14.79        1.5679    2   0   3        12
                59.58         37.62        1.5517    1   1   6        12
                63.59          1.93        1.4632    2   0   5        12
                63.81          1.78        1.4586    1   0  10        12
                66.70          1.19        1.4023    2   0   6        12
                67.61          6.75        1.3856    1   1   8        12
                69.68          7.86        1.3494    1   0  11        12
                70.29          2.94        1.3393    2   0   7        12
                74.33          7.68        1.2761    2   0   8        12
                78.08          3.40        1.2239    2   1   2        24
                79.39         10.15        1.2070    2   1   3        24
                82.99          1.40        1.1636    0   0  14         2
                83.55          1.45        1.1572    2   1   5        24
                89.15          3.47        1.0984    2   0  11        12
                89.35          4.89        1.0964    1   0  14        12
                89.72          2.74        1.0929    2   1   7        24
                89.84          8.20        1.0918    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.