data_[Eu4Ta4O16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Eu  1.2000  1.8500  1.1985
  Ta  1.5000  1.4500  0.8200
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [7.1425]
_cell_length_b [11.2320]
_cell_length_c [5.1444]
_cell_angle_alpha [90.0000]
_cell_angle_beta [129.8519]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [EuTaO4]
_chemical_formula_sum '[Eu4 Ta4 O16]'
_cell_volume [316.8351]
_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
[
  Eu  Eu0  4  0.0000  0.3677  0.2500  1.0
  Ta  Ta1  4  0.0000  0.0985  0.7500  1.0
  O  O2  8  0.1526  0.2079  0.6620  1.0
  O  O3  8  0.2358  0.0302  0.2074  1.0
]