data_[Mg2Tl2Os4]
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
  Os  2.2000  1.3000  0.6730
]
_symmetry_space_group_name_H-M [Imm2]
_cell_length_a [2.8839]
_cell_length_b [4.6311]
_cell_length_c [11.1999]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [44]
_chemical_formula_structural [MgTlOs2]
_chemical_formula_sum '[Mg2 Tl2 Os4]'
_cell_volume [149.5804]
_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  0.0000  0.5000  0.7326  1
  Tl  Tl1  2  0.0000  0.0000  0.5394  1
  Os  Os2  2  0.0000  0.0000  0.9556  1
  Os  Os3  2  0.0000  0.5000  0.2724  1
]