data_[Sr8Mg4Sb4P4]
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
  Sb  2.0500  1.4500  0.8300
  P  2.1900  1.0000  0.5500
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [4.5936]
_cell_length_b [17.8633]
_cell_length_c [7.3448]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [Sr2MgSbP]
_chemical_formula_sum '[Sr8 Mg4 Sb4 P4]'
_cell_volume [602.6948]
_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  0.3091  0.0661  1
  Sr  Sr1  4  0.0000  0.4759  0.7773  1
  Mg  Mg2  4  0.0000  0.0925  0.9231  1
  Sb  Sb3  4  0.0000  0.3261  0.5301  1
  P  P4  4  0.0000  0.0553  0.5692  1
]