data_[Mn3Ni9Se24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Mn  1.5500  1.4000  0.6483
  Ni  1.9100  1.3500  0.7400
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [R-3m]
_cell_length_a [7.0968]
_cell_length_b [7.0968]
_cell_length_c [17.2164]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [166]
_chemical_formula_structural [MnNi3Se8]
_chemical_formula_sum '[Mn3 Ni9 Se24]'
_cell_volume [750.9206]
_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
[
  Mn  Mn0  3  0.0000  0.0000  0.0000  1
  Ni  Ni1  9  0.0000  0.5000  0.0000  1
  Se  Se2  18  0.0050  0.5025  0.2580  1
  Se  Se3  6  0.0000  0.0000  0.2618  1
]