data_TaTc2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   2.84
_cell_length_b   7.53
_cell_length_c   4.34
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   TaTc2
_chemical_formula_sum   'Ta2 Tc4'
_cell_volume   92.87
_cell_formula_units_Z   2
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
  Ta  Ta0  1  0.0  0.0  0.0  1.0
  Ta  Ta1  1  0.42  0.76  0.17  1.0
  Tc  Tc2  1  0.56  0.55  0.0  1.0
  Tc  Tc3  1  0.86  0.31  0.17  1.0
  Tc  Tc4  1  0.98  0.22  0.17  1.0
  Tc  Tc5  1  0.29  0.98  0.0  1.0

data_TaTc2
_symmetry_space_group_name_H-M   P1
_cell_length_a   2.84
_cell_length_b   4.34
_cell_length_c   7.53
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   TaTc2
_chemical_formula_sum   'Ta2 Tc4'
_cell_volume   92.87
_cell_formula_units_Z   2
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
  Ta  Ta0  1  0.0  0.0  0.0  1.0
  Ta  Ta1  1  0.58  0.83  0.24  1.0
  Tc  Tc2  1  0.02  0.83  0.78  1.0
  Tc  Tc3  1  0.14  0.83  0.69  1.0
  Tc  Tc4  1  0.44  -0.0  0.45  1.0
  Tc  Tc5  1  0.71  -0.0  0.02  1.0

Ta Ta Tc Tc Tc Tc
Ta Ta Tc Tc Tc Tc 0 5 o - o 1 5 o o o 1 2 o o o 2 3 o o o 3 4 o o o 