data_[K4Al2Os4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Al  1.6100  1.2500  0.6750
  Os  2.2000  1.3000  0.6730
]
_symmetry_space_group_name_H-M [P4/mbm]
_cell_length_a [6.3712]
_cell_length_b [6.3712]
_cell_length_c [5.8258]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [127]
_chemical_formula_structural [K2AlOs2]
_chemical_formula_sum '[K4 Al2 Os4]'
_cell_volume [236.4795]
_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
[
  K  K0  4  0.1761  0.6761  0.5000  1
  Al  Al1  2  0.0000  0.0000  0.0000  1
  Os  Os2  4  0.1299  0.3701  0.0000  1
]