[CIF]
data_Os
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   2.71510126
_cell_length_b   2.71510126
_cell_length_c   4.28527934
_cell_angle_alpha   90.00000000
_cell_angle_beta   90.00000000
_cell_angle_gamma   120.00000000
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Os
_chemical_formula_sum   Os2
_cell_volume   27.35784169
_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
  Os  Os0  1  0.00000000  1.56756444  1.07131983  1
  Os  Os1  1  1.35755063  0.78378222  3.21395951  1
[/CIF]
