data_[Rb1Ni2Sn9]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Ni  1.9100  1.3500  0.7400
  Sn  1.9600  1.4500  0.8300
]
_symmetry_space_group_name_H-M [P6/mmm]
_cell_length_a [9.3240]
_cell_length_b [9.3240]
_cell_length_c [4.3519]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [191]
_chemical_formula_structural [RbNi2Sn9]
_chemical_formula_sum '[Rb1 Ni2 Sn9]'
_cell_volume [327.6514]
_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
[
  Rb  Rb0  1  0.0000  0.0000  0.0000  1.0
  Ni  Ni1  2  0.3333  0.6667  0.0000  1.0
  Sn  Sn2  6  0.2157  0.4314  0.5000  1.0
  Sn  Sn3  3  0.0000  0.5000  0.0000  1.0
]