data_[K4Be2Os2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Be  1.5700  1.0500  0.5900
  Os  2.2000  1.3000  0.6730
]
_symmetry_space_group_name_H-M [Cm]
_cell_length_a [12.6434]
_cell_length_b [2.6608]
_cell_length_c [6.2385]
_cell_angle_alpha [90.0000]
_cell_angle_beta [108.0279]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [8]
_chemical_formula_structural [K2BeOs]
_chemical_formula_sum '[K4 Be2 Os2]'
_cell_volume [199.5717]
_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  2  0.2814  0.5000  0.3272  1
  K  K1  2  0.4771  0.5000  0.9368  1
  Be  Be2  2  0.1839  0.0000  0.7376  1
  Os  Os3  2  0.0577  0.5000  0.4983  1
]