data_[Na4Be4Re4O20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Be  1.5700  1.0500  0.5900
  Re  1.9000  1.3500  0.7125
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [6.6808]
_cell_length_b [8.5227]
_cell_length_c [7.2866]
_cell_angle_alpha [90.0000]
_cell_angle_beta [116.6192]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [NaBeReO5]
_chemical_formula_sum '[Na4 Be4 Re4 O20]'
_cell_volume [370.9129]
_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
[
  Na  Na0  4  0.0000  0.3373  0.7500  1
  Be  Be1  4  0.0000  0.3164  0.2500  1
  Re  Re2  4  0.0000  0.0000  0.0000  1
  O  O3  8  0.0896  0.1989  0.1211  1
  O  O4  8  0.2033  0.4345  0.3985  1
  O  O5  4  0.0000  0.0726  0.7500  1
]