data_[Er10Zn2]
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
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [5.8405]
_cell_length_b [10.3307]
_cell_length_c [5.8491]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.0793]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Er5Zn]
_chemical_formula_sum '[Er10 Zn2]'
_cell_volume [333.5302]
_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  4  0.0000  0.1639  0.0000  1
  Er  Er1  4  0.0000  0.3382  0.5000  1
  Er  Er2  2  0.0000  0.0000  0.5000  1
  Zn  Zn3  2  0.0000  0.5000  0.0000  1
]