Carrollite
Diffraction data computed using the structure from the paper listed below, 
along with the cell parameters refined from the powder pattern of R040165
      Williamson D P, Grimes N W
      Journal of Physics D: Applied Physics 7 (1974) 1-6
      An X-ray diffraction investigation of sulphide spinels

      CELL PARAMETERS:   9.4784  9.4784  9.4784   90.000   90.000   90.000
      ALTERNATE SETTING FOR SPACE GROUP: Fd3m      

           ATOM        X         Y         Z     OCCUPANCY  ISO(B)
            Cu     0.12500   0.12500   0.12500     1.000     0.400
            Co     0.50000   0.50000   0.50000     1.000     0.400
            S      0.26300   0.26300   0.26300     1.000     0.400

            X-RAY WAVELENGTH:     1.541838
            BOUNDS ON TWO THETA:    5.0  90.0
            LIMITS IMPOSED ON THE INDICES ARE:  +/-  8 +/-  8 +/-  8
            MAX. ABS. INTENSITY / VOLUME**2:      70.86076327    
            The INTENSITY cut off value is   1.00

               2-THETA      INTENSITY    D-SPACING   H   K   L
                16.20         15.73        5.4724    1   1   1
                26.60         36.63        3.3511    2   2   0
                31.30        100.00        2.8578    3   1   1
                37.97         41.06        2.3696    4   0   0
                46.96         11.88        1.9348    4   2   2
                50.00          3.29        1.8241    3   3   3
                50.00         46.78        1.8241    5   1   1
                54.79         76.40        1.6756    4   4   0
                57.53          2.02        1.6021    5   3   1
                61.92          3.80        1.4987    6   2   0
                64.46         10.95        1.4454    5   3   3
                68.60          6.70        1.3681    4   4   4
                71.02          2.83        1.3272    5   5   1
                74.98          6.89        1.2666    6   4   2
                77.33         10.03        1.2340    5   5   3
                77.33          4.59        1.2340    7   3   1
                81.18          9.63        1.1848    8   0   0
                83.48          1.02        1.1580    7   3   3
                87.28          1.74        1.1170    6   6   0
                87.28          1.83        1.1170    8   2   2
                89.56          3.72        1.0945    5   5   5
                89.56          6.94        1.0945    7   5   1
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.