data_[K2Mn2Ni2H8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Mn  1.5500  1.4000  0.6483
  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 [5.0891]
_cell_length_b [4.3814]
_cell_length_c [6.3240]
_cell_angle_alpha [90.0000]
_cell_angle_beta [95.6139]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [KMnNiH4]
_chemical_formula_sum '[K2 Mn2 Ni2 H8]'
_cell_volume [140.3329]
_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
[
  K  K0  2  0.2469  0.7500  0.9251  1
  Mn  Mn1  2  0.3884  0.2500  0.5218  1
  Ni  Ni2  2  0.1154  0.7500  0.4226  1
  H  H3  4  0.3933  0.5223  0.3276  1
  H  H4  2  0.0894  0.2500  0.3949  1
  H  H5  2  0.1879  0.2500  0.7198  1
]