data_[Rb1Zn1Se2O8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Zn  1.6500  1.3500  0.8800
  Se  2.5500  1.1500  1.0133
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [5.1315]
_cell_length_b [5.3329]
_cell_length_c [8.7852]
_cell_angle_alpha [73.1519]
_cell_angle_beta [87.7100]
_cell_angle_gamma [62.1126]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [RbZn(SeO4)2]
_chemical_formula_sum '[Rb1 Zn1 Se2 O8]'
_cell_volume [202.0675]
_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  0.5000  1.0
  Zn  Zn1  1  0.0000  0.0000  0.0000  1.0
  Se  Se2  2  0.3206  0.4669  0.8105  1.0
  O  O3  2  0.1564  0.5507  0.6311  1.0
  O  O4  2  0.2183  0.2670  0.9613  1.0
  O  O5  2  0.2663  0.7816  0.8461  1.0
  O  O6  2  0.3101  0.7283  0.1993  1.0
]