data_[La3Pm6Zn6Si6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  La  1.1000  1.9500  1.1720
  Pm  1.1300  1.8500  1.1100
  Zn  1.6500  1.3500  0.8800
  Si  1.9000  1.1000  0.5400
]
_symmetry_space_group_name_H-M [R-3m]
_cell_length_a [4.1472]
_cell_length_b [4.1472]
_cell_length_c [35.0472]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [166]
_chemical_formula_structural [LaPm2(ZnSi)2]
_chemical_formula_sum '[La3 Pm6 Zn6 Si6]'
_cell_volume [522.0190]
_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
[
  La  La0  3  0.0000  0.0000  0.0000  1
  Pm  Pm1  6  0.0000  0.0000  0.1224  1
  Zn  Zn2  6  0.0000  0.0000  0.3970  1
  Si  Si3  6  0.0000  0.0000  0.2698  1
]