data_[Sr6Np3Ta9N24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Np  1.3600  1.7500  1.0000
  Ta  1.5000  1.4500  0.8200
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [R3m]
_cell_length_a [6.4246]
_cell_length_b [6.4246]
_cell_length_c [18.5573]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [160]
_chemical_formula_structural [Sr2NpTa3N8]
_chemical_formula_sum '[Sr6 Np3 Ta9 N24]'
_cell_volume [663.3350]
_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
[
  Sr  Sr0  3  0.0000  0.0000  0.1440  1
  Sr  Sr1  3  0.0000  0.0000  0.4918  1
  Np  Np2  3  0.0000  0.0000  0.9719  1
  Ta  Ta3  9  0.1685  0.3369  0.3261  1
  N  N4  9  0.0007  0.5004  0.7131  1
  N  N5  9  0.0227  0.5113  0.2611  1
  N  N6  3  0.0000  0.0000  0.2709  1
  N  N7  3  0.0000  0.0000  0.7132  1
]