data_[Rb4Th2Cr2N8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Th  1.3000  1.8000  1.0800
  Cr  1.6600  1.4000  0.9400
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [Pmn2_1]
_cell_length_a [6.7657]
_cell_length_b [8.1900]
_cell_length_c [5.7574]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [31]
_chemical_formula_structural [Rb2ThCrN4]
_chemical_formula_sum '[Rb4 Th2 Cr2 N8]'
_cell_volume [319.0270]
_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  4  0.2414  0.3664  0.0363  1
  Th  Th1  2  0.0000  0.0918  0.5100  1
  Cr  Cr2  2  0.0000  0.8419  0.9928  1
  N  N3  4  0.2239  0.7403  0.0659  1
  N  N4  2  0.0000  0.0429  0.1003  1
  N  N5  2  0.0000  0.8550  0.6926  1
]