data_[Rb1Sr2Cr1F8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Sr  0.9500  2.0000  1.3200
  Cr  1.6600  1.4000  0.9400
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [P2/m]
_cell_length_a [4.5995]
_cell_length_b [7.9394]
_cell_length_c [5.5032]
_cell_angle_alpha [90.0000]
_cell_angle_beta [97.0067]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [10]
_chemical_formula_structural [RbSr2CrF8]
_chemical_formula_sum '[Rb1 Sr2 Cr1 F8]'
_cell_volume [199.4630]
_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  0.5000  0.0000  1.0
  Sr  Sr1  2  0.5000  0.2430  0.5000  1.0
  Cr  Cr2  1  0.0000  0.0000  0.0000  1.0
  F  F3  4  0.0858  0.1807  0.7716  1.0
  F  F4  2  0.3749  0.0000  0.2133  1.0
  F  F5  2  0.4645  0.5000  0.7287  1.0
]