data_[Sm20Ge8P8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Ge  2.0100  1.2500  0.7700
  P  2.1900  1.0000  0.5500
]
_symmetry_space_group_name_H-M [Cmce]
_cell_length_a [14.7550]
_cell_length_b [7.7913]
_cell_length_c [7.8713]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [64]
_chemical_formula_structural [Sm5(GeP)2]
_chemical_formula_sum '[Sm20 Ge8 P8]'
_cell_volume [904.8903]
_cell_formula_units_Z [4]
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  16  0.1345  0.1652  0.3390  1
  Sm  Sm1  4  0.0000  0.0000  0.0000  1
  Ge  Ge2  8  0.2020  0.0000  0.0000  1
  P  P3  8  0.0000  0.1428  0.6438  1
]