data_VCu2Ag
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.69
_cell_length_b   4.69
_cell_length_c   4.74
_cell_angle_alpha   98.88
_cell_angle_beta   98.88
_cell_angle_gamma   32.71
_symmetry_Int_Tables_number   1
_chemical_formula_structural   VCu2Ag
_chemical_formula_sum   'V1 Cu2 Ag1'
_cell_volume   55.5
_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
  V  V3  1  0.15  0.0  0.42  1.0
  Cu  Cu1  1  0.19  0.0  0.64  1.0
  Cu  Cu2  1  0.7  0.0  0.5  1.0
  Ag  Ag0  1  0.54  0.0  0.14  1.0

data_VCu2Ag
_symmetry_space_group_name_H-M   P1
_cell_length_a   2.64
_cell_length_b   4.69
_cell_length_c   4.74
_cell_angle_alpha   98.88
_cell_angle_beta   90.0
_cell_angle_gamma   106.36
_symmetry_Int_Tables_number   1
_chemical_formula_structural   VCu2Ag
_chemical_formula_sum   'V1 Cu2 Ag1'
_cell_volume   55.5
_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
  V  V0  1  0.0  0.85  0.58  1.0
  Cu  Cu1  1  0.0  0.3  0.5  1.0
  Cu  Cu2  1  0.0  0.81  0.36  1.0
  Ag  Ag3  1  0.0  0.46  0.86  1.0

V Cu Cu Ag