data_[Sm2Ge4Os4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Ge  2.0100  1.2500  0.7700
  Os  2.2000  1.3000  0.6730
]
_symmetry_space_group_name_H-M [I4/mmm]
_cell_length_a [4.2740]
_cell_length_b [4.2740]
_cell_length_c [10.0908]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [139]
_chemical_formula_structural [Sm(GeOs)2]
_chemical_formula_sum '[Sm2 Ge4 Os4]'
_cell_volume [184.3249]
_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
[
  Sm  Sm0  2  0.0000  0.0000  0.0000  1.0
  Ge  Ge1  4  0.0000  0.0000  0.3718  1.0
  Os  Os2  4  0.0000  0.5000  0.2500  1.0
]