data_[Ca2Ga1Fe1N1]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ca  1.0000  1.8000  1.1400
  Ga  1.8100  1.3000  0.7600
  Fe  1.8300  1.4000  0.8525
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [P4/mmm]
_cell_length_a [5.0198]
_cell_length_b [5.0198]
_cell_length_c [3.5884]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [123]
_chemical_formula_structural [Ca2GaFeN]
_chemical_formula_sum '[Ca2 Ga1 Fe1 N1]'
_cell_volume [90.4225]
_cell_formula_units_Z [1]
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
[
  Ca  Ca0  2  0.0000  0.5000  0.0000  1.0
  Ga  Ga1  1  0.5000  0.5000  0.5000  1.0
  Fe  Fe2  1  0.0000  0.0000  0.5000  1.0
  N  N3  1  0.0000  0.0000  0.0000  1.0
]