data_[Er2Zn2Ga2Cu4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Er  1.2400  1.7500  1.0300
  Zn  1.6500  1.3500  0.8800
  Ga  1.8100  1.3000  0.7600
  Cu  1.9000  1.3500  0.8200
]
_symmetry_space_group_name_H-M [Imm2]
_cell_length_a [3.9048]
_cell_length_b [3.9100]
_cell_length_c [11.0892]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [44]
_chemical_formula_structural [ErZnGaCu2]
_chemical_formula_sum '[Er2 Zn2 Ga2 Cu4]'
_cell_volume [169.3080]
_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
[
  Er  Er0  2  0.0000  0.0000  0.5491  1.0
  Zn  Zn1  2  0.0000  0.5000  0.3140  1.0
  Ga  Ga2  2  0.0000  0.0000  0.1666  1.0
  Cu  Cu3  2  0.0000  0.0000  0.9503  1.0
  Cu  Cu4  2  0.0000  0.5000  0.8079  1.0
]