[CIF]
data_K4Cu
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   11.30624032
_cell_length_b   11.30624032
_cell_length_c   11.30624032
_cell_angle_alpha   109.47122063
_cell_angle_beta   109.47122063
_cell_angle_gamma   109.47122063
_symmetry_Int_Tables_number   1
_chemical_formula_structural   K4Cu
_chemical_formula_sum   'K16 Cu4'
_cell_volume   1112.58383562
_cell_formula_units_Z   4
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
  Cu  Cu0  1  2.14872345  2.14872345  2.14872345  1
  Cu  Cu1  1  -4.37893744  4.37893744  4.37893744  1
  Cu  Cu2  1  4.37893744  -4.37893744  4.37893744  1
  Cu  Cu3  1  4.37893744  4.37893744  -4.37893744  1
  K  K4  1  4.32126151  4.32126151  4.32126151  1
  K  K5  1  -2.20639938  2.20639938  2.20639938  1
  K  K6  1  2.20639938  -2.20639938  2.20639938  1
  K  K7  1  2.20639938  2.20639938  -2.20639938  1
  K  K8  1  0.00000000  -0.00000000  8.70925151  1
  K  K9  1  0.00000000  -0.00000000  4.34607027  1
  K  K10  1  0.00000000  8.70925151  -0.00000000  1
  K  K11  1  0.00000000  4.34607027  -0.00000000  1
  K  K12  1  8.70925151  0.00000000  -0.00000000  1
  K  K13  1  4.34607027  0.00000000  -0.00000000  1
  K  K14  1  6.52766089  -0.00000000  3.26383045  1
  K  K15  1  -0.00000000  6.52766089  3.26383045  1
  K  K16  1  -0.00000000  3.26383045  6.52766089  1
  K  K17  1  6.52766089  3.26383045  0.00000000  1
  K  K18  1  3.26383045  6.52766089  0.00000000  1
  K  K19  1  3.26383045  -0.00000000  6.52766089  1
[/CIF]
