data_[Mn4Nb2Pt16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Mn  1.5500  1.4000  0.6483
  Nb  1.6000  1.4500  0.8200
  Pt  2.2800  1.3500  0.8050
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [14.1832]
_cell_length_b [3.9815]
_cell_length_c [6.3122]
_cell_angle_alpha [90.0000]
_cell_angle_beta [106.7562]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Mn2NbPt8]
_chemical_formula_sum '[Mn4 Nb2 Pt16]'
_cell_volume [341.3165]
_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
[
  Mn  Mn0  4  0.2233  0.0000  0.6449  1
  Nb  Nb1  2  0.0000  0.5000  0.0000  1
  Pt  Pt2  4  0.0449  0.0000  0.7266  1
  Pt  Pt3  4  0.0988  0.5000  0.4512  1
  Pt  Pt4  4  0.1385  0.0000  0.1868  1
  Pt  Pt5  4  0.1817  0.5000  0.9162  1
]