data_[Sm6Fe4Si14]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Fe  1.8300  1.4000  0.8525
  Si  1.9000  1.1000  0.5400
]
_symmetry_space_group_name_H-M [Cmmm]
_cell_length_a [4.0773]
_cell_length_b [24.7953]
_cell_length_c [4.1550]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [65]
_chemical_formula_structural [Sm3Fe2Si7]
_chemical_formula_sum '[Sm6 Fe4 Si14]'
_cell_volume [420.0570]
_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
[
  Sm  Sm0  4  0.0000  0.1841  0.0000  1.0
  Sm  Sm1  2  0.0000  0.5000  0.5000  1.0
  Fe  Fe2  4  0.0000  0.3736  0.5000  1.0
  Si  Si3  4  0.0000  0.0902  0.5000  1.0
  Si  Si4  4  0.0000  0.2807  0.5000  1.0
  Si  Si5  4  0.0000  0.4106  0.0000  1.0
  Si  Si6  2  0.0000  0.0000  0.0000  1.0
]