data_[Rb1Tm1F4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Tm  1.2500  1.7500  1.0950
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [Pmm2]
_cell_length_a [3.5149]
_cell_length_b [4.2426]
_cell_length_c [20.6910]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [25]
_chemical_formula_structural [RbTmF4]
_chemical_formula_sum '[Rb1 Tm1 F4]'
_cell_volume [308.5518]
_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  0.5000  0.0000  0.6426  1
  Tm  Tm1  1  0.0000  0.0000  0.4298  1
  F  F2  1  0.0000  0.5000  0.4276  1
  F  F3  1  0.0000  0.5000  0.6397  1
  F  F4  1  0.5000  0.0000  0.3675  1
  F  F5  1  0.5000  0.0000  0.4928  1
]