data_NbTlTc
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.48
_cell_length_b   5.48
_cell_length_c   5.48
_cell_angle_alpha   144.35
_cell_angle_beta   144.35
_cell_angle_gamma   51.31
_symmetry_Int_Tables_number   1
_chemical_formula_structural   NbTlTc
_chemical_formula_sum   'Nb1 Tl1 Tc1'
_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
  Nb  Nb0  1  0.0  0.0  0.67  1.0
  Tl  Tl2  1  0.0  0.0  0.61  1.0
  Tc  Tc1  1  0.0  0.0  0.47  1.0

data_NbTlTc
_symmetry_space_group_name_H-M   Cm
_cell_length_a   4.74
_cell_length_b   4.74
_cell_length_c   5.48
_cell_angle_alpha   90.0
_cell_angle_beta   115.65
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   8
_chemical_formula_structural   NbTlTc
_chemical_formula_sum   'Nb2 Tl2 Tc2'
_cell_volume   111.0
_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
  Nb  Nb0  2  0.0  0.0  0.33  1.0
  Tl  Tl1  2  0.0  0.0  0.39  1.0
  Tc  Tc2  2  0.0  0.0  0.53  1.0

Nb Tl Tc