data_[Cs2Na2Be2H8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cs  0.7900  2.6000  1.8100
  Na  0.9300  1.8000  1.1600
  Be  1.5700  1.0500  0.5900
  H  2.2000  0.2500  0.0000
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [5.0877]
_cell_length_b [5.5241]
_cell_length_c [7.7628]
_cell_angle_alpha [90.0000]
_cell_angle_beta [98.1466]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [CsNaBeH4]
_chemical_formula_sum '[Cs2 Na2 Be2 H8]'
_cell_volume [215.9696]
_cell_formula_units_Z [2]
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
[
  Cs  Cs0  2  0.2372  0.2500  0.8841  1.0
  Na  Na1  2  0.2958  0.7500  0.5152  1.0
  Be  Be2  2  0.1830  0.2500  0.3204  1.0
  H  H3  4  0.3265  0.0343  0.2774  1.0
  H  H4  2  0.0811  0.7500  0.7754  1.0
  H  H5  2  0.1769  0.2500  0.5067  1.0
]