data_Cu3Ag5
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   17.81
_cell_length_b   17.81
_cell_length_c   17.81
_cell_angle_alpha   8.75
_cell_angle_beta   8.75
_cell_angle_gamma   8.75
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Cu3Ag5
_chemical_formula_sum   'Cu3 Ag5'
_cell_volume   113.25
_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  0.0  0.0  0.3  1.0
  Cu  Cu6  1  0.0  0.0  0.0  1.0
  Cu  Cu7  1  0.0  0.0  0.91  1.0
  Ag  Ag0  1  0.0  0.0  0.65  1.0
  Ag  Ag1  1  0.0  0.0  0.6  1.0
  Ag  Ag2  1  0.0  0.0  0.56  1.0
  Ag  Ag3  1  0.0  0.0  0.26  1.0
  Ag  Ag4  1  0.0  0.0  0.95  1.0

data_Cu3Ag5
_symmetry_space_group_name_H-M   Cm
_cell_length_a   4.7
_cell_length_b   2.72
_cell_length_c   17.81
_cell_angle_alpha   90.0
_cell_angle_beta   95.05
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   Cu3Ag5
_chemical_formula_sum   'Cu6 Ag10'
_cell_volume   226.49
_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  0.0  1.0
  Cu  Cu1  2  0.0  0.0  0.09  1.0
  Cu  Cu2  2  0.0  0.0  0.7  1.0
  Ag  Ag3  2  0.0  0.0  0.4  1.0
  Ag  Ag4  2  0.0  0.0  0.44  1.0
  Ag  Ag5  2  0.0  0.0  0.05  1.0
  Ag  Ag6  2  0.0  0.0  0.35  1.0
  Ag  Ag7  2  0.0  0.0  0.74  1.0

Cu Cu Cu Ag Ag Ag Ag Ag