Copper
Diffraction data computed using the structure from the paper listed below,
along with the cell parameters refined from the powder pattern for R061078
      Wyckoff R W G
      Crystal Structures 1 (1963) 7-83
      Second edition. Interscience Publishers, New York, New York
      Cubic closest packed, ccp, structure

      CELL PARAMETERS:   3.621503   3.621503   3.621503   90.00000   90.00000   90.00000
      SPACE GROUP: Fm3m

           ATOM        X         Y         Z     OCCUPANCY  ISO(B)
            Cu     0.00000   0.00000   0.00000     1.000     0.700

            X-RAY WAVELENGTH:     0.710730
            BOUNDS ON TWO THETA:    5.0  70.0
            LIMITS IMPOSED ON THE INDICES ARE:  +/-  5 +/-  5 +/-  5
            MAX. ABS. INTENSITY / VOLUME**2:      1704.366239
            The INTENSITY cut off value is   2.00

               2-THETA      INTENSITY    D-SPACING   H   K   L
                19.59        100.00        2.0909    1   1   1
                22.65         47.57        1.8108    2   0   0
                32.22         26.50        1.2804    2   2   0
                37.97         26.49        1.0919    3   1   1
                39.72          7.21        1.0454    2   2   2
                46.18          2.65        0.9054    4   0   0
                50.60          6.73        0.8308    3   3   1
                52.00          5.85        0.8098    4   2   0
                57.40          3.49        0.7392    4   2   2
                61.23          2.48        0.6970    5   1   1
                61.23          2.48        0.6970    5   1   1
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.