data_[Sr6Tb3As9Pt36]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Tb  1.1000  1.7500  0.9815
  As  2.1800  1.1500  0.6600
  Pt  2.2800  1.3500  0.8050
]
_symmetry_space_group_name_H-M [R-3m]
_cell_length_a [8.5397]
_cell_length_b [8.5397]
_cell_length_c [18.5257]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [166]
_chemical_formula_structural [Sr2Tb(AsPt4)3]
_chemical_formula_sum '[Sr6 Tb3 As9 Pt36]'
_cell_volume [1170.0055]
_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
[
  Sr  Sr0  6  0.0000  0.0000  0.3989  1
  Tb  Tb1  3  0.0000  0.0000  0.0000  1
  As  As2  9  0.0000  0.5000  0.5000  1
  Pt  Pt3  18  0.0202  0.5101  0.3701  1
  Pt  Pt4  18  0.0329  0.5164  0.8651  1
]