data_Cu3Ag5
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   2.71
_cell_length_b   2.71
_cell_length_c   17.7
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Cu3Ag5
_chemical_formula_sum   'Cu3 Ag5'
_cell_volume   112.59
_cell_formula_units_Z   1
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  Cu5  1  1.0  0.56  0.28  1.0
  Cu  Cu6  1  0.0  0.0  0.64  1.0
  Cu  Cu7  1  0.0  0.0  0.06  1.0
  Ag  Ag0  1  1.0  0.56  0.0  1.0
  Ag  Ag1  1  1.0  0.56  0.43  1.0
  Ag  Ag2  1  1.0  0.56  0.85  1.0
  Ag  Ag3  1  0.0  0.0  0.21  1.0
  Ag  Ag4  1  0.0  0.0  0.49  1.0

data_Cu3Ag5
_symmetry_space_group_name_H-M   Cm
_cell_length_a   2.71
_cell_length_b   4.69
_cell_length_c   17.7
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   Cu3Ag5
_chemical_formula_sum   'Cu6 Ag10'
_cell_volume   225.17
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  'x, -y, z'
  3  'x+1/2, y+1/2, z'
  4  'x+1/2, -y+1/2, 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  2  0.0  0.0  0.06  1.0
  Cu  Cu1  2  0.0  0.0  0.64  1.0
  Cu  Cu2  2  0.06  0.5  0.28  1.0
  Ag  Ag3  2  0.0  0.0  0.21  1.0
  Ag  Ag4  2  0.0  0.0  0.49  1.0
  Ag  Ag5  2  0.06  0.5  -0.0  1.0
  Ag  Ag6  2  0.06  0.5  0.43  1.0
  Ag  Ag7  2  0.06  0.5  0.85  1.0

Cu Cu Cu Ag Ag Ag Ag Ag