data_[Sr2Mg4Ga2Sn4]
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
  Ga  1.8100  1.3000  0.7600
  Sn  1.9600  1.4500  0.8300
]
_symmetry_space_group_name_H-M [Pnnm]
_cell_length_a [6.7324]
_cell_length_b [9.1143]
_cell_length_c [5.0765]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [58]
_chemical_formula_structural [SrMg2GaSn2]
_chemical_formula_sum '[Sr2 Mg4 Ga2 Sn4]'
_cell_volume [311.4991]
_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  0.0000  0.5000  0.5000  1
  Mg  Mg1  4  0.1984  0.1495  0.5000  1
  Ga  Ga2  2  0.0000  0.0000  0.0000  1
  Sn  Sn3  4  0.2399  0.3229  0.0000  1
]