data_[Sm4Nb8Co4N16]
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
  Co  1.8800  1.3500  0.7683
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [3.1732]
_cell_length_b [10.7515]
_cell_length_c [10.8408]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [SmNb2CoN4]
_chemical_formula_sum '[Sm4 Nb8 Co4 N16]'
_cell_volume [369.8537]
_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  0.1081  0.7500  1.0
  Nb  Nb1  8  0.0000  0.3687  0.5580  1.0
  Co  Co2  4  0.0000  0.1577  0.2500  1.0
  N  N3  8  0.0000  0.2720  0.1128  1.0
  N  N4  4  0.0000  0.0000  0.0000  1.0
  N  N5  4  0.0000  0.4447  0.7500  1.0
]