data_[Sr4Fe8P4N4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Fe  1.8300  1.4000  0.8525
  P  2.1900  1.0000  0.5500
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [3.8052]
_cell_length_b [10.4988]
_cell_length_c [6.7293]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [SrFe2PN]
_chemical_formula_sum '[Sr4 Fe8 P4 N4]'
_cell_volume [268.8378]
_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
[
  Sr  Sr0  4  0.0000  0.4507  0.7500  1.0
  Fe  Fe1  8  0.0000  0.1644  0.5560  1.0
  P  P2  4  0.0000  0.2717  0.2500  1.0
  N  N3  4  0.0000  0.0000  0.0000  1.0
]