data_[Sr4Mg2B4O12]
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
  B  2.0400  0.8500  0.4100
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [9.1303]
_cell_length_b [5.1939]
_cell_length_c [6.1985]
_cell_angle_alpha [90.0000]
_cell_angle_beta [118.7380]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Sr2Mg(BO3)2]
_chemical_formula_sum '[Sr4 Mg2 B4 O12]'
_cell_volume [257.7385]
_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  4  0.2093  0.5000  0.1853  1.0
  Mg  Mg1  2  0.0000  0.5000  0.5000  1.0
  B  B2  4  0.0624  0.0000  0.2645  1.0
  O  O3  8  0.0244  0.2310  0.7683  1.0
  O  O4  4  0.2313  0.0000  0.3387  1.0
]