data_[Be1Re1Se2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Be  1.5700  1.0500  0.5900
  Re  1.9000  1.3500  0.7125
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [Pmm2]
_cell_length_a [3.2217]
_cell_length_b [3.3095]
_cell_length_c [7.5607]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [25]
_chemical_formula_structural [BeReSe2]
_chemical_formula_sum '[Be1 Re1 Se2]'
_cell_volume [80.6122]
_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  0.4283  1
  Re  Re1  1  0.5000  0.5000  0.3504  1
  Se  Se2  1  0.0000  0.5000  0.6181  1
  Se  Se3  1  0.5000  0.0000  0.1033  1
]