data_[Na8P2H2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  P  2.1900  1.0000  0.5500
  H  2.2000  0.2500  0.0000
]
_symmetry_space_group_name_H-M [P2_1/c]
_cell_length_a [6.2303]
_cell_length_b [6.6876]
_cell_length_c [6.8756]
_cell_angle_alpha [90.0000]
_cell_angle_beta [99.7082]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [Na4PH]
_chemical_formula_sum '[Na8 P2 H2]'
_cell_volume [282.3725]
_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
[
  Na  Na0  4  0.2102  0.6819  0.8563  1.0
  Na  Na1  4  0.2769  0.2237  0.7822  1.0
  P  P2  2  0.0000  0.0000  0.0000  1.0
  H  H3  2  0.5000  0.0000  0.5000  1.0
]