data_[Mg4Ga4N4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Mg  1.3100  1.5000  0.8600
  Ga  1.8100  1.3000  0.7600
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [Pnma]
_cell_length_a [7.6520]
_cell_length_b [3.6757]
_cell_length_c [5.8385]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [62]
_chemical_formula_structural [MgGaN]
_chemical_formula_sum '[Mg4 Ga4 N4]'
_cell_volume [164.2186]
_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
[
  Mg  Mg0  4  0.1149  0.2500  0.1143  1
  Ga  Ga1  4  0.1014  0.2500  0.5998  1
  N  N2  4  0.1796  0.7500  0.9279  1
]