data_[Be8As4O36]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Be  1.5700  1.0500  0.5900
  As  2.1800  1.1500  0.6600
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P2_1/c]
_cell_length_a [7.1354]
_cell_length_b [13.1272]
_cell_length_c [7.6094]
_cell_angle_alpha [90.0000]
_cell_angle_beta [94.4275]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [Be2AsO9]
_chemical_formula_sum '[Be8 As4 O36]'
_cell_volume [710.6301]
_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  0.1114  0.6344  0.8940  1
  Be  Be1  4  0.3931  0.6443  0.5908  1
  As  As2  4  0.2133  0.6724  0.2477  1
  O  O3  4  0.0572  0.7472  0.8400  1
  O  O4  4  0.1057  0.5962  0.0869  1
  O  O5  4  0.1074  0.5558  0.7212  1
  O  O6  4  0.2481  0.1963  0.9283  1
  O  O7  4  0.2888  0.5868  0.7644  1
  O  O8  4  0.3218  0.2324  0.5196  1
  O  O9  4  0.3221  0.5983  0.4090  1
  O  O10  4  0.3611  0.1231  0.8730  1
  O  O11  4  0.3805  0.7411  0.1461  1
]