data_[Rb2Nd2Be4F16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Nd  1.1400  1.8500  1.2765
  Be  1.5700  1.0500  0.5900
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [8.5212]
_cell_length_b [5.6120]
_cell_length_c [8.6543]
_cell_angle_alpha [90.0000]
_cell_angle_beta [93.8286]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [RbNdBe2F8]
_chemical_formula_sum '[Rb2 Nd2 Be4 F16]'
_cell_volume [412.9367]
_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
[
  Rb  Rb0  2  0.0000  0.0000  0.5000  1.0
  Nd  Nd1  2  0.0000  0.0000  0.0000  1.0
  Be  Be2  4  0.1170  0.5000  0.7770  1.0
  F  F3  8  0.0128  0.2694  0.7998  1.0
  F  F4  4  0.1934  0.5000  0.6273  1.0
  F  F5  4  0.2344  0.5000  0.9313  1.0
]