data_[Be2Te2O5]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Be  1.5700  1.0500  0.5900
  Te  2.1000  1.4000  1.2933
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P4/mmm]
_cell_length_a [3.9208]
_cell_length_b [3.9208]
_cell_length_c [7.7568]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [123]
_chemical_formula_structural [Be2Te2O5]
_chemical_formula_sum '[Be2 Te2 O5]'
_cell_volume [119.2444]
_cell_formula_units_Z [1]
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  1  0.0000  0.0000  0.0000  1
  Be  Be1  1  0.0000  0.0000  0.5000  1
  Te  Te2  2  0.5000  0.5000  0.2499  1
  O  O3  4  0.0000  0.5000  0.3236  1
  O  O4  1  0.5000  0.5000  0.5000  1
]