data_[Rb2Ni2P2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Ni  1.9100  1.3500  0.7400
  P  2.1900  1.0000  0.5500
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [3.9570]
_cell_length_b [3.9571]
_cell_length_c [10.7904]
_cell_angle_alpha [90.0000]
_cell_angle_beta [91.1768]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [RbNiP]
_chemical_formula_sum '[Rb2 Ni2 P2]'
_cell_volume [168.9239]
_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  2  0.2337  0.2500  0.7174  1.0
  Ni  Ni1  2  0.2502  0.7500  0.0000  1.0
  P  P2  2  0.2555  0.2500  0.0989  1.0
]