data_[Sr4Al2Si2H2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Al  1.6100  1.2500  0.6750
  Si  1.9000  1.1000  0.5400
  H  2.2000  0.2500  0.0000
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [6.3399]
_cell_length_b [4.2432]
_cell_length_c [9.3074]
_cell_angle_alpha [90.0000]
_cell_angle_beta [103.6758]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [Sr2AlSiH]
_chemical_formula_sum '[Sr4 Al2 Si2 H2]'
_cell_volume [243.2841]
_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
[
  Sr  Sr0  2  0.2216  0.7500  0.4374  1.0
  Sr  Sr1  2  0.2941  0.2500  0.0797  1.0
  Al  Al2  2  0.1385  0.7500  0.7698  1.0
  Si  Si3  2  0.3478  0.2500  0.7282  1.0
  H  H4  2  0.1288  0.7500  0.9580  1.0
]