data_GaTc
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   2.84
_cell_length_b   2.84
_cell_length_c   8.82
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   GaTc
_chemical_formula_sum   'Ga2 Tc2'
_cell_volume   61.8
_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
  Ga  Ga0  1  0.42  0.82  0.63  1.0
  Ga  Ga1  1  0.0  0.64  0.2  1.0
  Tc  Tc2  1  0.42  0.82  0.39  1.0
  Tc  Tc3  1  0.0  0.64  0.43  1.0

data_GaTc
_symmetry_space_group_name_H-M   P-1
_cell_length_a   2.84
_cell_length_b   2.84
_cell_length_c   8.82
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   2
_chemical_formula_structural   GaTc
_chemical_formula_sum   'Ga2 Tc2'
_cell_volume   61.8
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  '-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
  Ga  Ga0  2  0.21  0.59  0.21  1.0
  Tc  Tc1  2  0.21  0.59  0.98  1.0

Ga Ga Tc Tc