data_[Rb4Np4As4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Np  1.3600  1.7500  1.0000
  As  2.1800  1.1500  0.6600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [10.7745]
_cell_length_b [4.2392]
_cell_length_c [9.8999]
_cell_angle_alpha [90.0000]
_cell_angle_beta [118.8581]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [RbNpAs]
_chemical_formula_sum '[Rb4 Np4 As4]'
_cell_volume [396.0299]
_cell_formula_units_Z [4]
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  0.0838  0.5000  0.8925  1
  Np  Np1  4  0.1388  0.0000  0.5209  1
  As  As2  4  0.2035  0.0000  0.2675  1
]