data_V3Tc
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.02
_cell_length_b   5.02
_cell_length_c   5.02
_cell_angle_alpha   145.22
_cell_angle_beta   130.53
_cell_angle_gamma   61.89
_symmetry_Int_Tables_number   1
_chemical_formula_structural   V3Tc
_chemical_formula_sum   'V3 Tc1'
_cell_volume   54.37
_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  V1  1  0.0  0.1  0.12  1.0
  V  V2  1  0.0  0.0  0.0  1.0
  V  V3  1  0.5  0.0  0.18  1.0
  Tc  Tc0  1  0.0  0.0  0.31  1.0

data_V3Tc
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.0
_cell_length_b   4.2
_cell_length_c   5.02
_cell_angle_alpha   114.74
_cell_angle_beta   107.39
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   V3Tc
_chemical_formula_sum   'V3 Tc1'
_cell_volume   54.37
_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  0.0  0.0  1.0
  V  V1  1  0.32  0.82  0.32  1.0
  V  V2  1  0.88  0.98  0.98  1.0
  Tc  Tc3  1  0.69  0.69  0.69  1.0

V V V Tc