data_[Sr1Al1Si1H1]
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 [P3m1]
_cell_length_a [4.2294]
_cell_length_b [4.2294]
_cell_length_c [4.9648]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [156]
_chemical_formula_structural [SrAlSiH]
_chemical_formula_sum '[Sr1 Al1 Si1 H1]'
_cell_volume [76.9107]
_cell_formula_units_Z [1]
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  1  0.0000  0.0000  0.9998  1.0
  Al  Al1  1  0.6667  0.3333  0.5396  1.0
  Si  Si2  1  0.3333  0.6667  0.4453  1.0
  H  H3  1  0.6667  0.3333  0.8923  1.0
]