data_[Sr7Ge3N2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Ge  2.0100  1.2500  0.7700
  N  3.0400  0.6500  0.6300
]
_symmetry_space_group_name_H-M [P2/m]
_cell_length_a [5.1538]
_cell_length_b [5.1666]
_cell_length_c [12.7428]
_cell_angle_alpha [90.0000]
_cell_angle_beta [100.7142]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [10]
_chemical_formula_structural [Sr7Ge3N2]
_chemical_formula_sum '[Sr7 Ge3 N2]'
_cell_volume [333.3983]
_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  2  0.0906  0.5000  0.1947  1.0
  Sr  Sr1  2  0.1947  0.0000  0.4048  1.0
  Sr  Sr2  2  0.4097  0.0000  0.8028  1.0
  Sr  Sr3  1  0.0000  0.0000  0.0000  1.0
  Ge  Ge4  2  0.3464  0.5000  0.5730  1.0
  Ge  Ge5  1  0.5000  0.5000  0.0000  1.0
  N  N6  2  0.0937  0.0000  0.2107  1.0
]