data_[Sr4La2As2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  La  1.1000  1.9500  1.1720
  As  2.1800  1.1500  0.6600
]
_symmetry_space_group_name_H-M [Cm]
_cell_length_a [13.6325]
_cell_length_b [4.0857]
_cell_length_c [6.9481]
_cell_angle_alpha [90.0000]
_cell_angle_beta [120.1332]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [8]
_chemical_formula_structural [Sr2LaAs]
_chemical_formula_sum '[Sr4 La2 As2]'
_cell_volume [334.6992]
_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  0.3187  0.5000  0.3519  1
  Sr  Sr1  2  0.4971  0.5000  0.0422  1
  La  La2  2  0.1710  0.0000  0.7016  1
  As  As3  2  0.0133  0.5000  0.4043  1
]