data_[Sr4Sm2Pd18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Sm  1.1700  1.8500  1.2290
  Pd  2.2000  1.4000  0.8462
]
_symmetry_space_group_name_H-M [P6_3/mmc]
_cell_length_a [5.4476]
_cell_length_b [5.4476]
_cell_length_c [18.2755]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [194]
_chemical_formula_structural [Sr2SmPd9]
_chemical_formula_sum '[Sr4 Sm2 Pd18]'
_cell_volume [469.6969]
_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
[
  Sr  Sr0  4  0.3333  0.6667  0.5399  1
  Sm  Sm1  2  0.3333  0.6667  0.7500  1
  Pd  Pd2  12  0.1673  0.3346  0.1261  1
  Pd  Pd3  2  0.0000  0.0000  0.0000  1
  Pd  Pd4  2  0.0000  0.0000  0.2500  1
  Pd  Pd5  2  0.3333  0.6667  0.2500  1
]