data_[Mg8Pa4Cu4N16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Mg  1.3100  1.5000  0.8600
  Pa  1.5000  1.8000  1.0400
  Cu  1.9000  1.3500  0.8200
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [3.3546]
_cell_length_b [10.8708]
_cell_length_c [10.4638]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [Mg2PaCuN4]
_chemical_formula_sum '[Mg8 Pa4 Cu4 N16]'
_cell_volume [381.5910]
_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  8  0.0000  0.3809  0.5485  1
  Pa  Pa1  4  0.0000  0.0939  0.7500  1
  Cu  Cu2  4  0.0000  0.1694  0.2500  1
  N  N3  8  0.0000  0.3028  0.1321  1
  N  N4  4  0.0000  0.0000  0.0000  1
  N  N5  4  0.0000  0.4410  0.7500  1
]