data_[Sr4Mg4H16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Mg  1.3100  1.5000  0.8600
  H  2.2000  0.2500  0.0000
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [7.0285]
_cell_length_b [9.2581]
_cell_length_c [6.2091]
_cell_angle_alpha [90.0000]
_cell_angle_beta [119.3408]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [SrMgH4]
_chemical_formula_sum '[Sr4 Mg4 H16]'
_cell_volume [352.2042]
_cell_formula_units_Z [4]
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  4  0.0000  0.3667  0.7500  1.0
  Mg  Mg1  4  0.0000  0.0309  0.2500  1.0
  H  H2  8  0.0542  0.1402  0.9965  1.0
  H  H3  8  0.1963  0.4573  0.5597  1.0
]