data_[Rb4V2Ag2Se8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  V  1.6300  1.3500  0.7775
  Ag  1.9300  1.6000  1.0867
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [P1]
_cell_length_a [6.0515]
_cell_length_b [7.6956]
_cell_length_c [12.6364]
_cell_angle_alpha [84.5978]
_cell_angle_beta [76.1461]
_cell_angle_gamma [66.8475]
_symmetry_Int_Tables_number [1]
_chemical_formula_structural [Rb2VAgSe4]
_chemical_formula_sum '[Rb4 V2 Ag2 Se8]'
_cell_volume [525.3403]
_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  1  0.1767  0.9955  0.6391  1.0
  Rb  Rb1  1  0.5607  0.5050  0.8619  1.0
  Rb  Rb2  1  0.8241  0.0029  0.3591  1.0
  Rb  Rb3  1  0.9238  0.4981  0.1383  1.0
  V  V4  1  0.0007  0.0049  0.0021  1.0
  V  V5  1  0.7433  0.4983  0.5025  1.0
  Ag  Ag6  1  0.2467  0.4973  0.5035  1.0
  Ag  Ag7  1  0.4924  0.9985  0.0008  1.0
  Se  Se8  1  0.1063  0.3039  0.3914  1.0
  Se  Se9  1  0.1592  0.2006  0.8858  1.0
  Se  Se10  1  0.2585  0.8002  0.1105  1.0
  Se  Se11  1  0.5069  0.6910  0.3854  1.0
  Se  Se12  1  0.5893  0.2999  0.6149  1.0
  Se  Se13  1  0.6431  0.1894  0.1116  1.0
  Se  Se14  1  0.7948  0.6991  0.6145  1.0
  Se  Se15  1  0.9507  0.7983  0.8851  1.0
]