data_[Y4Ni4As8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Y  1.2200  1.8000  1.0400
  Ni  1.9100  1.3500  0.7400
  As  2.1800  1.1500  0.6600
]
_symmetry_space_group_name_H-M [I-42d]
_cell_length_a [4.7128]
_cell_length_b [4.7128]
_cell_length_c [15.5117]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [122]
_chemical_formula_structural [YNiAs2]
_chemical_formula_sum '[Y4 Ni4 As8]'
_cell_volume [344.5265]
_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
[
  Y  Y0  4  0.0000  0.0000  0.0000  1
  Ni  Ni1  4  0.0000  0.0000  0.5000  1
  As  As2  8  0.1245  0.2500  0.6250  1
]