[CIF]
data_Na2CaOs
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.24051803
_cell_length_b   5.24051803
_cell_length_c   6.53233985
_cell_angle_alpha   93.85506432
_cell_angle_beta   93.85506432
_cell_angle_gamma   30.89315049
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Na2CaOs
_chemical_formula_sum   'Na2 Ca1 Os1'
_cell_volume   91.88544031
_cell_formula_units_Z   1
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  1  7.56214257  0.00000000  1.96727918  1
  Na  Na1  1  9.62143125  0.00000000  6.40218697  1
  Na  Na2  1  2.08852087  0.00000000  4.83385395  1
  Os  Os3  1  4.84492277  0.00000000  3.08775313  1
[/CIF]
