data_[U4Al2Si4Os10]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  U  1.3800  1.7500  0.9913
  Al  1.6100  1.2500  0.6750
  Si  1.9000  1.1000  0.5400
  Os  2.2000  1.3000  0.6730
]
_symmetry_space_group_name_H-M [P4/mbm]
_cell_length_a [10.0863]
_cell_length_b [10.0863]
_cell_length_c [3.1632]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [127]
_chemical_formula_structural [U2AlSi2Os5]
_chemical_formula_sum '[U4 Al2 Si4 Os10]'
_cell_volume [321.8025]
_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
[
  U  U0  4  0.1756  0.3244  0.0000  1
  Al  Al1  2  0.0000  0.0000  0.0000  1
  Si  Si2  4  0.1281  0.6281  0.0000  1
  Os  Os3  8  0.0594  0.7935  0.5000  1
  Os  Os4  2  0.0000  0.5000  0.5000  1
]