data_[Er4Ni4B4O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Er  1.2400  1.7500  1.0300
  Ni  1.9100  1.3500  0.7400
  B  2.0400  0.8500  0.4100
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Imma]
_cell_length_a [5.7036]
_cell_length_b [6.0534]
_cell_length_c [8.0327]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [74]
_chemical_formula_structural [ErNiBO4]
_chemical_formula_sum '[Er4 Ni4 B4 O16]'
_cell_volume [277.3389]
_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
[
  Er  Er0  4  0.0000  0.0000  0.0000  1
  Ni  Ni1  4  0.2500  0.2500  0.2500  1
  B  B2  4  0.0000  0.2500  0.6146  1
  O  O3  8  0.0000  0.0376  0.7265  1
  O  O4  8  0.2177  0.2500  0.5053  1
]