data_[Rb8Cu2Ag2P4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Cu  1.9000  1.3500  0.8200
  Ag  1.9300  1.6000  1.0867
  P  2.1900  1.0000  0.5500
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [7.6598]
_cell_length_b [10.4175]
_cell_length_c [6.2462]
_cell_angle_alpha [90.0000]
_cell_angle_beta [91.1632]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Rb4CuAgP2]
_chemical_formula_sum '[Rb8 Cu2 Ag2 P4]'
_cell_volume [498.3176]
_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  8  0.1445  0.1702  0.7479  1
  Cu  Cu1  2  0.0000  0.5000  0.5000  1
  Ag  Ag2  2  0.0000  0.5000  0.0000  1
  P  P3  4  0.2300  0.5000  0.7314  1
]