data_OsO3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.17
_cell_length_b   5.17
_cell_length_c   3.15
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   OsO3
_chemical_formula_sum   'Os2 O6'
_cell_volume   72.93
_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  Os6  1  0.58  0.49  0.36  1.0
  Os  Os7  1  0.0  0.98  0.79  1.0
  O  O0  1  0.7  0.85  0.79  1.0
  O  O1  1  0.47  0.85  0.79  1.0
  O  O2  1  0.58  0.78  0.79  1.0
  O  O3  1  0.89  0.63  0.36  1.0
  O  O4  1  0.11  0.63  0.36  1.0
  O  O5  1  0.0  0.7  0.36  1.0

data_OsO3
_symmetry_space_group_name_H-M   P-1
_cell_length_a   3.15
_cell_length_b   5.17
_cell_length_c   5.17
_cell_angle_alpha   120.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   2
_chemical_formula_structural   OsO3
_chemical_formula_sum   'Os2 O6'
_cell_volume   72.93
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  '-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  2  0.29  0.29  0.25  1.0
  O  O1  2  0.29  0.6  0.39  1.0
  O  O2  2  0.29  0.71  0.46  1.0
  O  O3  2  0.29  0.82  0.39  1.0

Os Os O O O O O O
Os Os O O O O O O 0 5 o o o 1 2 - o o 2 4 o o o 3 4 o o o 5 7 + o o 6 7 o o o 