data_Ga2Tc
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.51
_cell_length_b   6.91
_cell_length_c   2.67
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Ga2Tc
_chemical_formula_sum   'Ga4 Tc2'
_cell_volume   120.02
_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  0.73  0.06  0.0  1.0
  Ga  Ga1  1  0.78  0.84  0.0  1.0
  Ga  Ga2  1  0.99  0.3  0.33  1.0
  Ga  Ga3  1  0.53  0.61  0.33  1.0
  Tc  Tc4  1  0.0  0.0  0.0  1.0
  Tc  Tc5  1  0.26  0.45  0.33  1.0

data_Ga2Tc
_symmetry_space_group_name_H-M   P1
_cell_length_a   2.67
_cell_length_b   6.51
_cell_length_c   6.91
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Ga2Tc
_chemical_formula_sum   'Ga4 Tc2'
_cell_volume   120.02
_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  0.0  0.73  0.06  1.0
  Ga  Ga1  1  0.0  0.78  0.84  1.0
  Ga  Ga2  1  0.33  0.53  0.61  1.0
  Ga  Ga3  1  0.33  0.99  0.3  1.0
  Tc  Tc4  1  0.0  0.0  0.0  1.0
  Tc  Tc5  1  0.33  0.26  0.45  1.0

Ga Ga Ga Ga Tc Tc
Ga Ga Ga Ga Tc Tc 0 4 + o o 0 1 o - o 0 2 o o o 1 4 + + o 1 3 o o o 2 4 + o o 2 5 + o o 3 5 o o o 