data_[Rb14C10]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  C  2.5500  0.7000  0.3000
]
_symmetry_space_group_name_H-M [I4mm]
_cell_length_a [8.9910]
_cell_length_b [8.9910]
_cell_length_c [15.0971]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [107]
_chemical_formula_structural [Rb7C5]
_chemical_formula_sum '[Rb14 C10]'
_cell_volume [1220.4247]
_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  8  0.0000  0.2879  0.7284  1
  Rb  Rb1  4  0.0000  0.5000  0.0078  1
  Rb  Rb2  2  0.0000  0.0000  0.0517  1
  C  C3  8  0.2445  0.2445  0.0978  1
  C  C4  2  0.0000  0.0000  0.8279  1
]