data_[Na12Ta3Mn9Se24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Ta  1.5000  1.4500  0.8200
  Mn  1.5500  1.4000  0.6483
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [R-3m]
_cell_length_a [7.7470]
_cell_length_b [7.7470]
_cell_length_c [20.7009]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [166]
_chemical_formula_structural [Na4TaMn3Se8]
_chemical_formula_sum '[Na12 Ta3 Mn9 Se24]'
_cell_volume [1075.9275]
_cell_formula_units_Z [3]
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
[
  Na  Na0  9  0.0000  0.5000  0.5000  1.0
  Na  Na1  3  -0.0000  -0.0000  0.5000  1.0
  Ta  Ta2  3  0.0000  0.0000  0.0000  1.0
  Mn  Mn3  9  0.0000  0.5000  0.0000  1.0
  Se  Se4  18  0.0095  0.5048  0.7373  1.0
  Se  Se5  6  0.0000  0.0000  0.2675  1.0
]