data_[Sm3Y6Pt27]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Y  1.2200  1.8000  1.0400
  Pt  2.2800  1.3500  0.8050
]
_symmetry_space_group_name_H-M [R-3m]
_cell_length_a [5.4289]
_cell_length_b [5.4289]
_cell_length_c [26.5514]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [166]
_chemical_formula_structural [SmY2Pt9]
_chemical_formula_sum '[Sm3 Y6 Pt27]'
_cell_volume [677.6966]
_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
[
  Sm  Sm0  3  0.0000  0.0000  0.0000  1
  Y  Y1  6  0.0000  0.0000  0.1395  1
  Pt  Pt2  18  0.0046  0.5023  0.9146  1
  Pt  Pt3  6  0.0000  0.0000  0.3332  1
  Pt  Pt4  3  -0.0000  -0.0000  0.5000  1
]