data_[Sm8Nb4Ge4N20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Nb  1.6000  1.4500  0.8200
  Ge  2.0100  1.2500  0.7700
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [3.2361]
_cell_length_b [14.4877]
_cell_length_c [10.0380]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [Sm2NbGeN5]
_chemical_formula_sum '[Sm8 Nb4 Ge4 N20]'
_cell_volume [470.6151]
_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  4  0.0000  0.1110  0.6894  1.0
  Sm  Sm1  4  0.0000  0.1243  0.2995  1.0
  Nb  Nb2  4  0.0000  0.2217  0.0146  1.0
  Ge  Ge3  4  0.0000  0.4503  0.4544  1.0
  N  N4  4  0.0000  0.0457  0.0529  1.0
  N  N5  4  0.0000  0.2871  0.6510  1.0
  N  N6  4  0.0000  0.3199  0.3771  1.0
  N  N7  4  0.0000  0.3524  0.9987  1.0
  N  N8  4  0.0000  0.4987  0.7863  1.0
]