data_[Mg2Tl2Ga2Cl8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Mg  1.3100  1.5000  0.8600
  Tl  1.6200  1.9000  1.3325
  Ga  1.8100  1.3000  0.7600
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [7.6010]
_cell_length_b [7.2831]
_cell_length_c [8.7896]
_cell_angle_alpha [90.0000]
_cell_angle_beta [110.0416]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [MgTlGaCl4]
_chemical_formula_sum '[Mg2 Tl2 Ga2 Cl8]'
_cell_volume [457.1162]
_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
[
  Mg  Mg0  2  0.2626  0.7500  0.3088  1
  Tl  Tl1  2  0.2626  0.2500  0.0360  1
  Ga  Ga2  2  0.2098  0.2500  0.5102  1
  Cl  Cl3  4  0.0531  0.0012  0.2546  1
  Cl  Cl4  2  0.4270  0.7500  0.1288  1
  Cl  Cl5  2  0.4714  0.7500  0.5780  1
]