data_[Be4V4Ni4O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Be  1.5700  1.0500  0.5900
  V  1.6300  1.3500  0.7775
  Ni  1.9100  1.3500  0.7400
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Imma]
_cell_length_a [5.5992]
_cell_length_b [5.7693]
_cell_length_c [7.9494]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [74]
_chemical_formula_structural [BeVNiO4]
_chemical_formula_sum '[Be4 V4 Ni4 O16]'
_cell_volume [256.7910]
_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
[
  Be  Be0  4  0.0000  0.2500  0.6347  1.0
  V  V1  4  0.0000  0.0000  0.0000  1.0
  Ni  Ni2  4  0.2500  0.2500  0.2500  1.0
  O  O3  8  0.0000  0.0113  0.7588  1.0
  O  O4  8  0.2484  0.2500  0.9910  1.0
]