data_YVCu2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.47
_cell_length_b   4.47
_cell_length_c   3.39
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   YVCu2
_chemical_formula_sum   'Y1 V1 Cu2'
_cell_volume   67.63
_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
  Y  Y3  1  0.23  0.23  0.0  1.0
  V  V2  1  0.0  0.0  0.0  1.0
  Cu  Cu0  1  0.23  0.0  0.69  1.0
  Cu  Cu1  1  0.0  0.23  0.69  1.0

data_YVCu2
_symmetry_space_group_name_H-M   Cm
_cell_length_a   6.32
_cell_length_b   6.32
_cell_length_c   3.39
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   YVCu2
_chemical_formula_sum   'Y2 V2 Cu4'
_cell_volume   135.27
_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
  Y  Y0  2  0.23  0.0  0.0  1.0
  V  V1  2  0.0  0.0  0.0  1.0
  Cu  Cu2  4  0.12  0.12  0.69  1.0

Y V Cu Cu
Y V Cu Cu 0 1 o o o 0 3 o o - 0 2 o o - 1 2 o o - 1 3 o o - 2 3 o o o 