data_[Eu2Cl4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Eu  1.2000  1.8500  1.1985
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [P4_2/mnm]
_cell_length_a [6.7328]
_cell_length_b [6.7328]
_cell_length_c [4.4165]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [136]
_chemical_formula_structural [EuCl2]
_chemical_formula_sum '[Eu2 Cl4]'
_cell_volume [200.2025]
_cell_formula_units_Z [2]
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
[
  Eu  Eu0  2  0.0000  0.0000  0.0000  1.0
  Cl  Cl1  4  0.1961  0.8039  0.5000  1.0
]