data_[Ca4Ce2Os2O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ca  1.0000  1.8000  1.1400
  Ce  1.1200  1.8500  1.0800
  Os  2.2000  1.3000  0.6730
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Cmmm]
_cell_length_a [7.0342]
_cell_length_b [7.3319]
_cell_length_c [6.8760]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [65]
_chemical_formula_structural [Ca2CeOsO8]
_chemical_formula_sum '[Ca4 Ce2 Os2 O16]'
_cell_volume [354.6273]
_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
[
  Ca  Ca0  4  0.0000  0.5000  0.2462  1
  Ce  Ce1  2  0.0000  0.0000  0.5000  1
  Os  Os2  2  0.0000  0.0000  0.0000  1
  O  O3  8  0.0000  0.1766  0.1994  1
  O  O4  4  0.2109  0.5000  0.5000  1
  O  O5  4  0.2362  0.5000  0.0000  1
]