data_[Zn4Ni4As4O20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Zn  1.6500  1.3500  0.8800
  Ni  1.9100  1.3500  0.7400
  As  2.1800  1.1500  0.6600
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P2_12_12_1]
_cell_length_a [5.9930]
_cell_length_b [7.8970]
_cell_length_c [8.2362]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [19]
_chemical_formula_structural [ZnNiAsO5]
_chemical_formula_sum '[Zn4 Ni4 As4 O20]'
_cell_volume [389.7922]
_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
[
  Zn  Zn0  4  0.0279  0.8015  0.6893  1
  Ni  Ni1  4  0.2405  0.2476  0.5010  1
  As  As2  4  0.0123  0.9022  0.3162  1
  O  O3  4  0.0075  0.6027  0.1020  1
  O  O4  4  0.0076  0.8661  0.9136  1
  O  O5  4  0.0334  0.7528  0.4661  1
  O  O6  4  0.2347  0.3753  0.2919  1
  O  O7  4  0.2443  0.1066  0.7013  1
]