The structure described by La4Sr3O9 crystallizes in the triclinic P1 space group. There are six inequivalent Sr sites. In the first Sr site, Sr(1) is bonded to one O(1), one O(15), one O(16), one O(6), and one O(7) atom to form distorted SrO5 trigonal bipyramids that share  a cornercorner with one La(7)O5 square pyramid and  an edgeedge with one La(1)O5 trigonal bipyramid. In the second Sr site, Sr(2) is bonded in a 6-coordinate geometry to one O(1), one O(10), one O(17), one O(2), one O(7), and one O(8) atom. In the third Sr site, Sr(3) is bonded in a 4-coordinate geometry to one O(12), one O(3), one O(4), and one O(6) atom. In the fourth Sr site, Sr(4) is bonded in a 5-coordinate geometry to one O(1), one O(13), one O(14), one O(8), and one O(9) atom. In the fifth Sr site, Sr(5) is bonded in a 6-coordinate geometry to one O(12), one O(15), one O(16), one O(17), one O(3), and one O(7) atom. In the sixth Sr site, Sr(6) is bonded to one O(13), one O(14), one O(18), one O(4), and one O(5) atom to form distorted SrO5 trigonal bipyramids that share  a cornercorner with one La(7)O5 square pyramid,  a cornercorner with one La(3)O5 trigonal bipyramid,  a cornercorner with one La(4)O5 trigonal bipyramid, and  an edgeedge with one La(4)O5 trigonal bipyramid. There are eight inequivalent La sites. In the first La site, La(1) is bonded to one O(12), one O(15), one O(3), one O(7), and one O(9) atom to form distorted LaO5 trigonal bipyramids that share  a cornercorner with one La(7)O5 square pyramid,  an edgeedge with one Sr(1)O5 trigonal bipyramid, and  an edgeedge with one La(3)O5 trigonal bipyramid. In the second La site, La(2) is bonded in a 6-coordinate geometry to one O(10), one O(11), one O(15), one O(17), one O(5), and one O(6) atom. In the third La site, La(3) is bonded to one O(18), one O(2), one O(3), one O(8), and one O(9) atom to form distorted LaO5 trigonal bipyramids that share  a cornercorner with one Sr(6)O5 trigonal bipyramid,  a cornercorner with one La(4)O5 trigonal bipyramid, and  an edgeedge with one La(1)O5 trigonal bipyramid. In the fourth La site, La(4) is bonded to one O(10), one O(14), one O(2), one O(4), and one O(5) atom to form distorted LaO5 trigonal bipyramids that share  a cornercorner with one Sr(6)O5 trigonal bipyramid,  a cornercorner with one La(3)O5 trigonal bipyramid,  an edgeedge with one La(7)O5 square pyramid, and  an edgeedge with one Sr(6)O5 trigonal bipyramid. In the fifth La site, La(5) is bonded in a 5-coordinate geometry to one O(11), one O(13), one O(16), one O(7), and one O(9) atom. In the sixth La site, La(6) is bonded in a 6-coordinate geometry to one O(1), one O(15), one O(17), one O(18), one O(5), and one O(8) atom. In the seventh La site, La(7) is bonded to one O(10), one O(12), one O(14), one O(17), and one O(6) atom to form distorted LaO5 square pyramids that share  a cornercorner with one Sr(1)O5 trigonal bipyramid,  a cornercorner with one Sr(6)O5 trigonal bipyramid,  a cornercorner with one La(1)O5 trigonal bipyramid, and  an edgeedge with one La(4)O5 trigonal bipyramid. In the eighth La site, La(8) is bonded in a distorted see-saw-like geometry to one O(13), one O(16), one O(4), and one O(9) atom. There are eighteen inequivalent O sites. In the first O site, O(1) is bonded in a distorted see-saw-like geometry to one Sr(1), one Sr(2), one Sr(4), and one La(6) atom. In the second O site, O(2) is bonded in a distorted trigonal non-coplanar geometry to one Sr(2), one La(3), and one La(4) atom. In the third O site, O(3) is bonded in a distorted rectangular see-saw-like geometry to one Sr(3), one Sr(5), one La(1), and one La(3) atom. In the fourth O site, O(4) is bonded to one Sr(3), one Sr(6), one La(4), and one La(8) atom to form distorted OSr2La2 tetrahedra that share  a cornercorner with one O(16)Sr2La2 tetrahedra,  a cornercorner with one O(10)SrLa3 tetrahedra, corners with two equivalent O(14)Sr2La2 tetrahedra,  a cornercorner with one O(9)SrLa4 trigonal bipyramid,  a cornercorner with one O(12)Sr2La2 trigonal pyramid,  an edgeedge with one O(13)Sr2La2 tetrahedra, and  an edgeedge with one O(5)SrLa3 trigonal pyramid. In the fifth O site, O(5) is bonded to one Sr(6), one La(2), one La(4), and one La(6) atom to form OSrLa3 trigonal pyramids that share  a cornercorner with one O(13)Sr2La2 tetrahedra, corners with two equivalent O(14)Sr2La2 tetrahedra,  an edgeedge with one O(4)Sr2La2 tetrahedra,  an edgeedge with one O(10)SrLa3 tetrahedra, and  an edgeedge with one O(17)Sr2La3 trigonal bipyramid. In the sixth O site, O(6) is bonded in a rectangular see-saw-like geometry to one Sr(1), one Sr(3), one La(2), and one La(7) atom. In the seventh O site, O(7) is bonded to one Sr(1), one Sr(2), one Sr(5), one La(1), and one La(5) atom to form OSr3La2 trigonal bipyramids that share  a cornercorner with one O(13)Sr2La2 tetrahedra,  a cornercorner with one O(16)Sr2La2 tetrahedra,  a cornercorner with one O(10)SrLa3 tetrahedra,  an edgeedge with one O(16)Sr2La2 tetrahedra,  an edgeedge with one O(17)Sr2La3 trigonal bipyramid,  an edgeedge with one O(9)SrLa4 trigonal bipyramid, and  an edgeedge with one O(12)Sr2La2 trigonal pyramid. In the eighth O site, O(8) is bonded in a distorted see-saw-like geometry to one Sr(2), one Sr(4), one La(3), and one La(6) atom. In the ninth O site, O(9) is bonded to one Sr(4), one La(1), one La(3), one La(5), and one La(8) atom to form distorted OSrLa4 trigonal bipyramids that share  a cornercorner with one O(13)Sr2La2 tetrahedra,  a cornercorner with one O(14)Sr2La2 tetrahedra,  a cornercorner with one O(4)Sr2La2 tetrahedra, corners with two equivalent O(16)Sr2La2 tetrahedra,  a cornercorner with one O(12)Sr2La2 trigonal pyramid,  an edgeedge with one O(13)Sr2La2 tetrahedra, and  an edgeedge with one O(7)Sr3La2 trigonal bipyramid. In the tenth O site, O(10) is bonded to one Sr(2), one La(2), one La(4), and one La(7) atom to form distorted OSrLa3 tetrahedra that share  a cornercorner with one O(4)Sr2La2 tetrahedra,  a cornercorner with one O(17)Sr2La3 trigonal bipyramid,  a cornercorner with one O(7)Sr3La2 trigonal bipyramid,  a cornercorner with one O(12)Sr2La2 trigonal pyramid,  an edgeedge with one O(14)Sr2La2 tetrahedra,  an edgeedge with one O(17)Sr2La3 trigonal bipyramid, and  an edgeedge with one O(5)SrLa3 trigonal pyramid. In the eleventh O site, O(11) is bonded in a 2-coordinate geometry to one La(2) and one La(5) atom. In the twelfth O site, O(12) is bonded to one Sr(3), one Sr(5), one La(1), and one La(7) atom to form OSr2La2 trigonal pyramids that share  a cornercorner with one O(14)Sr2La2 tetrahedra,  a cornercorner with one O(16)Sr2La2 tetrahedra,  a cornercorner with one O(4)Sr2La2 tetrahedra,  a cornercorner with one O(10)SrLa3 tetrahedra,  a cornercorner with one O(9)SrLa4 trigonal bipyramid,  an edgeedge with one O(17)Sr2La3 trigonal bipyramid, and  an edgeedge with one O(7)Sr3La2 trigonal bipyramid. In the thirteenth O site, O(13) is bonded to one Sr(4), one Sr(6), one La(5), and one La(8) atom to form OSr2La2 tetrahedra that share  a cornercorner with one O(7)Sr3La2 trigonal bipyramid,  a cornercorner with one O(9)SrLa4 trigonal bipyramid,  a cornercorner with one O(5)SrLa3 trigonal pyramid,  an edgeedge with one O(14)Sr2La2 tetrahedra,  an edgeedge with one O(16)Sr2La2 tetrahedra,  an edgeedge with one O(4)Sr2La2 tetrahedra, and  an edgeedge with one O(9)SrLa4 trigonal bipyramid. In the fourteenth O site, O(14) is bonded to one Sr(4), one Sr(6), one La(4), and one La(7) atom to form distorted OSr2La2 tetrahedra that share corners with two equivalent O(4)Sr2La2 tetrahedra,  a cornercorner with one O(17)Sr2La3 trigonal bipyramid,  a cornercorner with one O(9)SrLa4 trigonal bipyramid,  a cornercorner with one O(12)Sr2La2 trigonal pyramid, corners with two equivalent O(5)SrLa3 trigonal pyramids,  an edgeedge with one O(13)Sr2La2 tetrahedra, and  an edgeedge with one O(10)SrLa3 tetrahedra. In the fifteenth O site, O(15) is bonded in a 5-coordinate geometry to one Sr(1), one Sr(5), one La(1), one La(2), and one La(6) atom. In the sixteenth O site, O(16) is bonded to one Sr(1), one Sr(5), one La(5), and one La(8) atom to form distorted OSr2La2 tetrahedra that share  a cornercorner with one O(4)Sr2La2 tetrahedra,  a cornercorner with one O(17)Sr2La3 trigonal bipyramid,  a cornercorner with one O(7)Sr3La2 trigonal bipyramid, corners with two equivalent O(9)SrLa4 trigonal bipyramids,  a cornercorner with one O(12)Sr2La2 trigonal pyramid,  an edgeedge with one O(13)Sr2La2 tetrahedra, and  an edgeedge with one O(7)Sr3La2 trigonal bipyramid. In the seventeenth O site, O(17) is bonded to one Sr(2), one Sr(5), one La(2), one La(6), and one La(7) atom to form distorted OSr2La3 trigonal bipyramids that share  a cornercorner with one O(14)Sr2La2 tetrahedra,  a cornercorner with one O(16)Sr2La2 tetrahedra,  a cornercorner with one O(10)SrLa3 tetrahedra,  an edgeedge with one O(10)SrLa3 tetrahedra,  an edgeedge with one O(7)Sr3La2 trigonal bipyramid,  an edgeedge with one O(12)Sr2La2 trigonal pyramid, and  an edgeedge with one O(5)SrLa3 trigonal pyramid. In the eighteenth O site, O(18) is bonded in a trigonal non-coplanar geometry to one Sr(6), one La(3), and one La(6) atom. is represented by the CIF file [CIF]
data_Sr3La4O9
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.451
_cell_length_b   9.465
_cell_length_c   10.691
_cell_angle_alpha   79.594
_cell_angle_beta   70.748
_cell_angle_gamma   73.249
_symmetry_Int_Tables_number   1
_cell_volume   678.510
_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  1  0.062  0.423  0.058  1.0
  Sr  Sr1  1  0.381  0.183  0.225  1.0
  Sr  Sr2  1  0.070  0.864  0.772  1.0
  Sr  Sr3  1  0.698  0.437  0.448  1.0
  Sr  Sr4  1  0.867  0.175  0.944  1.0
  Sr  Sr5  1  0.807  0.758  0.490  1.0
  La  La6  1  0.428  0.125  0.874  1.0
  La  La7  1  0.189  0.856  0.077  1.0
  La  La8  1  0.402  0.147  0.555  1.0
  La  La9  1  0.303  0.812  0.399  1.0
  La  La10  1  0.549  0.519  0.841  1.0
  La  La11  1  0.878  0.112  0.304  1.0
  La  La12  1  0.721  0.817  0.101  1.0
  La  La13  1  0.073  0.477  0.695  1.0
  O  O14  1  0.996  0.319  0.286  1.0
  O  O15  1  0.265  0.042  0.445  1.0
  O  O16  1  0.195  0.080  0.771  1.0
  O  O17  1  0.109  0.703  0.607  1.0
  O  O18  1  0.066  0.809  0.304  1.0
  O  O19  1  0.040  0.693  0.990  1.0
  O  O20  1  0.447  0.316  0.986  1.0
  O  O21  1  0.560  0.274  0.356  1.0
  O  O22  1  0.394  0.345  0.703  1.0
  O  O23  1  0.396  0.920  0.169  1.0
  O  O24  1  0.435  0.747  0.902  1.0
  O  O25  1  0.739  0.984  0.894  1.0
  O  O26  1  0.791  0.515  0.628  1.0
  O  O27  1  0.632  0.691  0.348  1.0
  O  O28  1  0.133  0.139  0.045  1.0
  O  O29  1  0.854  0.443  0.896  1.0
  O  O30  1  0.783  0.017  0.154  1.0
  O  O31  1  0.706  0.014  0.521  1.0
[/CIF]
.
The structure described by La4Sr3O9 crystallizes in the triclinic P1 space group. There are six inequivalent Sr sites. In the first Sr site, Sr(1) is bonded to one O(1), one O(15), one O(16), one O(6), and one O(7) atom to form distorted SrO5 trigonal bipyramids that share  a cornercorner with one La(7)O5 square pyramid and  an edgeedge with one La(1)O5 trigonal bipyramid. In the second Sr site, Sr(2) is bonded in a 6-coordinate geometry to one O(1), one O(10), one O(17), one O(2), one O(7), and one O(8) atom. In the third Sr site, Sr(3) is bonded in a 4-coordinate geometry to one O(12), one O(3), one O(4), and one O(6) atom. In the fourth Sr site, Sr(4) is bonded in a 5-coordinate geometry to one O(1), one O(13), one O(14), one O(8), and one O(9) atom. In the fifth Sr site, Sr(5) is bonded in a 6-coordinate geometry to one O(12), one O(15), one O(16), one O(17), one O(3), and one O(7) atom. In the sixth Sr site, Sr(6) is bonded to one O(13), one O(14), one O(18), one O(4), and one O(5) atom to form distorted SrO5 trigonal bipyramids that share  a cornercorner with one La(7)O5 square pyramid,  a cornercorner with one La(3)O5 trigonal bipyramid,  a cornercorner with one La(4)O5 trigonal bipyramid, and  an edgeedge with one La(4)O5 trigonal bipyramid. There are eight inequivalent La sites. In the first La site, La(1) is bonded to one O(12), one O(15), one O(3), one O(7), and one O(9) atom to form distorted LaO5 trigonal bipyramids that share  a cornercorner with one La(7)O5 square pyramid,  an edgeedge with one Sr(1)O5 trigonal bipyramid, and  an edgeedge with one La(3)O5 trigonal bipyramid. In the second La site, La(2) is bonded in a 6-coordinate geometry to one O(10), one O(11), one O(15), one O(17), one O(5), and one O(6) atom. In the third La site, La(3) is bonded to one O(18), one O(2), one O(3), one O(8), and one O(9) atom to form distorted LaO5 trigonal bipyramids that share  a cornercorner with one Sr(6)O5 trigonal bipyramid,  a cornercorner with one La(4)O5 trigonal bipyramid, and  an edgeedge with one La(1)O5 trigonal bipyramid. In the fourth La site, La(4) is bonded to one O(10), one O(14), one O(2), one O(4), and one O(5) atom to form distorted LaO5 trigonal bipyramids that share  a cornercorner with one Sr(6)O5 trigonal bipyramid,  a cornercorner with one La(3)O5 trigonal bipyramid,  an edgeedge with one La(7)O5 square pyramid, and  an edgeedge with one Sr(6)O5 trigonal bipyramid. In the fifth La site, La(5) is bonded in a 5-coordinate geometry to one O(11), one O(13), one O(16), one O(7), and one O(9) atom. In the sixth La site, La(6) is bonded in a 6-coordinate geometry to one O(1), one O(15), one O(17), one O(18), one O(5), and one O(8) atom. In the seventh La site, La(7) is bonded to one O(10), one O(12), one O(14), one O(17), and one O(6) atom to form distorted LaO5 square pyramids that share  a cornercorner with one Sr(1)O5 trigonal bipyramid,  a cornercorner with one Sr(6)O5 trigonal bipyramid,  a cornercorner with one La(1)O5 trigonal bipyramid, and  an edgeedge with one La(4)O5 trigonal bipyramid. In the eighth La site, La(8) is bonded in a distorted see-saw-like geometry to one O(13), one O(16), one O(4), and one O(9) atom. There are eighteen inequivalent O sites. In the first O site, O(1) is bonded in a distorted see-saw-like geometry to one Sr(1), one Sr(2), one Sr(4), and one La(6) atom. In the second O site, O(2) is bonded in a distorted trigonal non-coplanar geometry to one Sr(2), one La(3), and one La(4) atom. In the third O site, O(3) is bonded in a distorted rectangular see-saw-like geometry to one Sr(3), one Sr(5), one La(1), and one La(3) atom. In the fourth O site, O(4) is bonded to one Sr(3), one Sr(6), one La(4), and one La(8) atom to form distorted OSr2La2 tetrahedra that share  a cornercorner with one O(16)Sr2La2 tetrahedra,  a cornercorner with one O(10)SrLa3 tetrahedra, corners with two equivalent O(14)Sr2La2 tetrahedra,  a cornercorner with one O(9)SrLa4 trigonal bipyramid,  a cornercorner with one O(12)Sr2La2 trigonal pyramid,  an edgeedge with one O(13)Sr2La2 tetrahedra, and  an edgeedge with one O(5)SrLa3 trigonal pyramid. In the fifth O site, O(5) is bonded to one Sr(6), one La(2), one La(4), and one La(6) atom to form OSrLa3 trigonal pyramids that share  a cornercorner with one O(13)Sr2La2 tetrahedra, corners with two equivalent O(14)Sr2La2 tetrahedra,  an edgeedge with one O(4)Sr2La2 tetrahedra,  an edgeedge with one O(10)SrLa3 tetrahedra, and  an edgeedge with one O(17)Sr2La3 trigonal bipyramid. In the sixth O site, O(6) is bonded in a rectangular see-saw-like geometry to one Sr(1), one Sr(3), one La(2), and one La(7) atom. In the seventh O site, O(7) is bonded to one Sr(1), one Sr(2), one Sr(5), one La(1), and one La(5) atom to form OSr3La2 trigonal bipyramids that share  a cornercorner with one O(13)Sr2La2 tetrahedra,  a cornercorner with one O(16)Sr2La2 tetrahedra,  a cornercorner with one O(10)SrLa3 tetrahedra,  an edgeedge with one O(16)Sr2La2 tetrahedra,  an edgeedge with one O(17)Sr2La3 trigonal bipyramid,  an edgeedge with one O(9)SrLa4 trigonal bipyramid, and  an edgeedge with one O(12)Sr2La2 trigonal pyramid. In the eighth O site, O(8) is bonded in a distorted see-saw-like geometry to one Sr(2), one Sr(4), one La(3), and one La(6) atom. In the ninth O site, O(9) is bonded to one Sr(4), one La(1), one La(3), one La(5), and one La(8) atom to form distorted OSrLa4 trigonal bipyramids that share  a cornercorner with one O(13)Sr2La2 tetrahedra,  a cornercorner with one O(14)Sr2La2 tetrahedra,  a cornercorner with one O(4)Sr2La2 tetrahedra, corners with two equivalent O(16)Sr2La2 tetrahedra,  a cornercorner with one O(12)Sr2La2 trigonal pyramid,  an edgeedge with one O(13)Sr2La2 tetrahedra, and  an edgeedge with one O(7)Sr3La2 trigonal bipyramid. In the tenth O site, O(10) is bonded to one Sr(2), one La(2), one La(4), and one La(7) atom to form distorted OSrLa3 tetrahedra that share  a cornercorner with one O(4)Sr2La2 tetrahedra,  a cornercorner with one O(17)Sr2La3 trigonal bipyramid,  a cornercorner with one O(7)Sr3La2 trigonal bipyramid,  a cornercorner with one O(12)Sr2La2 trigonal pyramid,  an edgeedge with one O(14)Sr2La2 tetrahedra,  an edgeedge with one O(17)Sr2La3 trigonal bipyramid, and  an edgeedge with one O(5)SrLa3 trigonal pyramid. In the eleventh O site, O(11) is bonded in a 2-coordinate geometry to one La(2) and one La(5) atom. In the twelfth O site, O(12) is bonded to one Sr(3), one Sr(5), one La(1), and one La(7) atom to form OSr2La2 trigonal pyramids that share  a cornercorner with one O(14)Sr2La2 tetrahedra,  a cornercorner with one O(16)Sr2La2 tetrahedra,  a cornercorner with one O(4)Sr2La2 tetrahedra,  a cornercorner with one O(10)SrLa3 tetrahedra,  a cornercorner with one O(9)SrLa4 trigonal bipyramid,  an edgeedge with one O(17)Sr2La3 trigonal bipyramid, and  an edgeedge with one O(7)Sr3La2 trigonal bipyramid. In the thirteenth O site, O(13) is bonded to one Sr(4), one Sr(6), one La(5), and one La(8) atom to form OSr2La2 tetrahedra that share  a cornercorner with one O(7)Sr3La2 trigonal bipyramid,  a cornercorner with one O(9)SrLa4 trigonal bipyramid,  a cornercorner with one O(5)SrLa3 trigonal pyramid,  an edgeedge with one O(14)Sr2La2 tetrahedra,  an edgeedge with one O(16)Sr2La2 tetrahedra,  an edgeedge with one O(4)Sr2La2 tetrahedra, and  an edgeedge with one O(9)SrLa4 trigonal bipyramid. In the fourteenth O site, O(14) is bonded to one Sr(4), one Sr(6), one La(4), and one La(7) atom to form distorted OSr2La2 tetrahedra that share corners with two equivalent O(4)Sr2La2 tetrahedra,  a cornercorner with one O(17)Sr2La3 trigonal bipyramid,  a cornercorner with one O(9)SrLa4 trigonal bipyramid,  a cornercorner with one O(12)Sr2La2 trigonal pyramid, corners with two equivalent O(5)SrLa3 trigonal pyramids,  an edgeedge with one O(13)Sr2La2 tetrahedra, and  an edgeedge with one O(10)SrLa3 tetrahedra. In the fifteenth O site, O(15) is bonded in a 5-coordinate geometry to one Sr(1), one Sr(5), one La(1), one La(2), and one La(6) atom. In the sixteenth O site, O(16) is bonded to one Sr(1), one Sr(5), one La(5), and one La(8) atom to form distorted OSr2La2 tetrahedra that share  a cornercorner with one O(4)Sr2La2 tetrahedra,  a cornercorner with one O(17)Sr2La3 trigonal bipyramid,  a cornercorner with one O(7)Sr3La2 trigonal bipyramid, corners with two equivalent O(9)SrLa4 trigonal bipyramids,  a cornercorner with one O(12)Sr2La2 trigonal pyramid,  an edgeedge with one O(13)Sr2La2 tetrahedra, and  an edgeedge with one O(7)Sr3La2 trigonal bipyramid. In the seventeenth O site, O(17) is bonded to one Sr(2), one Sr(5), one La(2), one La(6), and one La(7) atom to form distorted OSr2La3 trigonal bipyramids that share  a cornercorner with one O(14)Sr2La2 tetrahedra,  a cornercorner with one O(16)Sr2La2 tetrahedra,  a cornercorner with one O(10)SrLa3 tetrahedra,  an edgeedge with one O(10)SrLa3 tetrahedra,  an edgeedge with one O(7)Sr3La2 trigonal bipyramid,  an edgeedge with one O(12)Sr2La2 trigonal pyramid, and  an edgeedge with one O(5)SrLa3 trigonal pyramid. In the eighteenth O site, O(18) is bonded in a trigonal non-coplanar geometry to one Sr(6), one La(3), and one La(6) atom. is represented by the CIF file [CIF]
data_Sr3La4O9
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.451
_cell_length_b   9.465
_cell_length_c   10.691
_cell_angle_alpha   79.594
_cell_angle_beta   70.748
_cell_angle_gamma   73.249
_symmetry_Int_Tables_number   1
_cell_volume   678.510
_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  1  0.062  0.423  0.058  1.0
  Sr  Sr1  1  0.381  0.183  0.225  1.0
  Sr  Sr2  1  0.070  0.864  0.772  1.0
  Sr  Sr3  1  0.698  0.437  0.448  1.0
  Sr  Sr4  1  0.867  0.175  0.944  1.0
  Sr  Sr5  1  0.807  0.758  0.490  1.0
  La  La6  1  0.428  0.125  0.874  1.0
  La  La7  1  0.189  0.856  0.077  1.0
  La  La8  1  0.402  0.147  0.555  1.0
  La  La9  1  0.303  0.812  0.399  1.0
  La  La10  1  0.549  0.519  0.841  1.0
  La  La11  1  0.878  0.112  0.304  1.0
  La  La12  1  0.721  0.817  0.101  1.0
  La  La13  1  0.073  0.477  0.695  1.0
  O  O14  1  0.996  0.319  0.286  1.0
  O  O15  1  0.265  0.042  0.445  1.0
  O  O16  1  0.195  0.080  0.771  1.0
  O  O17  1  0.109  0.703  0.607  1.0
  O  O18  1  0.066  0.809  0.304  1.0
  O  O19  1  0.040  0.693  0.990  1.0
  O  O20  1  0.447  0.316  0.986  1.0
  O  O21  1  0.560  0.274  0.356  1.0
  O  O22  1  0.394  0.345  0.703  1.0
  O  O23  1  0.396  0.920  0.169  1.0
  O  O24  1  0.435  0.747  0.902  1.0
  O  O25  1  0.739  0.984  0.894  1.0
  O  O26  1  0.791  0.515  0.628  1.0
  O  O27  1  0.632  0.691  0.348  1.0
  O  O28  1  0.133  0.139  0.045  1.0
  O  O29  1  0.854  0.443  0.896  1.0
  O  O30  1  0.783  0.017  0.154  1.0
  O  O31  1  0.706  0.014  0.521  1.0
[/CIF]
.