data_TaTcPb
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.23
_cell_length_b   3.23
_cell_length_c   6.96
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   TaTcPb
_chemical_formula_sum   'Ta1 Tc1 Pb1'
_cell_volume   62.99
_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
  Ta  Ta1  1  0.0  0.87  0.66  1.0
  Tc  Tc2  1  0.0  0.0  0.35  1.0
  Pb  Pb0  1  0.62  0.93  0.91  1.0

data_TaTcPb
_symmetry_space_group_name_H-M   P1
_cell_length_a   3.23
_cell_length_b   3.23
_cell_length_c   6.96
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   TaTcPb
_chemical_formula_sum   'Ta1 Tc1 Pb1'
_cell_volume   62.99
_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
  Ta  Ta0  1  0.0  0.87  0.66  1.0
  Tc  Tc1  1  0.0  0.0  0.35  1.0
  Pb  Pb2  1  0.62  0.93  0.91  1.0

Ta Tc Pb
Ta Tc Pb 0 1 o + o 0 2 - o o 0 2 o o o 