data_[Rb2Sr2Ni2H8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Sr  0.9500  2.0000  1.3200
  Ni  1.9100  1.3500  0.7400
  H  2.2000  0.2500  0.0000
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [5.3965]
_cell_length_b [5.6717]
_cell_length_c [8.1029]
_cell_angle_alpha [90.0000]
_cell_angle_beta [103.2665]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [RbSrNiH4]
_chemical_formula_sum '[Rb2 Sr2 Ni2 H8]'
_cell_volume [241.3889]
_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  0.2096  0.2500  0.9155  1.0
  Sr  Sr1  2  0.2836  0.7500  0.5420  1.0
  Ni  Ni2  2  0.1609  0.2500  0.3208  1.0
  H  H3  4  0.2593  0.5047  0.2842  1.0
  H  H4  2  0.1013  0.7500  0.8231  1.0
  H  H5  2  0.2695  0.2500  0.5212  1.0
]