data_[Ta4Nb10Os2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ta  1.5000  1.4500  0.8200
  Nb  1.6000  1.4500  0.8200
  Os  2.2000  1.3000  0.6730
]
_symmetry_space_group_name_H-M [Pbam]
_cell_length_a [6.5598]
_cell_length_b [13.1762]
_cell_length_c [3.2565]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [55]
_chemical_formula_structural [Ta2Nb5Os]
_chemical_formula_sum '[Ta4 Nb10 Os2]'
_cell_volume [281.4749]
_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
[
  Ta  Ta0  4  0.2406  0.6216  0.5000  1
  Nb  Nb1  4  0.0069  0.2507  0.0000  1
  Nb  Nb2  4  0.2489  0.8764  0.5000  1
  Nb  Nb3  2  0.0000  0.0000  0.0000  1
  Os  Os4  2  0.0000  0.5000  0.0000  1
]