The structure described by Ba4Sr(SnO3)5 is (Cubic) Perovskite-derived structured and crystallizes in the tetragonal P4/mmm space group. There are two inequivalent Ba sites. In the first Ba site, Ba(1) is bonded to four equivalent O(2), four equivalent O(4), and four equivalent O(5) atoms to form BaO12 cuboctahedra that share corners with four equivalent Ba(1)O12 cuboctahedra, corners with four equivalent Ba(2)O12 cuboctahedra, corners with four equivalent Sr(1)O12 cuboctahedra,  a faceface with one Ba(2)O12 cuboctahedra,  a faceface with one Sr(1)O12 cuboctahedra, faces with four equivalent Ba(1)O12 cuboctahedra, faces with four equivalent Sn(1)O6 octahedra, and faces with four equivalent Sn(2)O6 octahedra. In the second Ba site, Ba(2) is bonded to four equivalent O(3), four equivalent O(5), and four equivalent O(6) atoms to form BaO12 cuboctahedra that share corners with four equivalent Ba(1)O12 cuboctahedra, corners with eight equivalent Ba(2)O12 cuboctahedra,  a faceface with one Ba(1)O12 cuboctahedra, faces with five equivalent Ba(2)O12 cuboctahedra, faces with four equivalent Sn(2)O6 octahedra, and faces with four equivalent Sn(3)O6 octahedra. Sr(1) is bonded to four equivalent O(1) and eight equivalent O(4) atoms to form SrO12 cuboctahedra that share corners with four equivalent Sr(1)O12 cuboctahedra, corners with eight equivalent Ba(1)O12 cuboctahedra, faces with two equivalent Ba(1)O12 cuboctahedra, faces with four equivalent Sr(1)O12 cuboctahedra, and faces with eight equivalent Sn(1)O6 octahedra. There are three inequivalent Sn sites. In the first Sn site, Sn(1) is bonded to one O(1), one O(2), and four equivalent O(4) atoms to form SnO6 octahedra that share  a cornercorner with one Sn(2)O6 octahedra, corners with five equivalent Sn(1)O6 octahedra, faces with four equivalent Ba(1)O12 cuboctahedra, and faces with four equivalent Sr(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-1°. In the second Sn site, Sn(2) is bonded to one O(2), one O(3), and four equivalent O(5) atoms to form SnO6 octahedra that share  a cornercorner with one Sn(1)O6 octahedra,  a cornercorner with one Sn(3)O6 octahedra, corners with four equivalent Sn(2)O6 octahedra, faces with four equivalent Ba(1)O12 cuboctahedra, and faces with four equivalent Ba(2)O12 cuboctahedra. The corner-sharing octahedra are not tilted. In the third Sn site, Sn(3) is bonded to two equivalent O(3) and four equivalent O(6) atoms to form SnO6 octahedra that share corners with two equivalent Sn(2)O6 octahedra, corners with four equivalent Sn(3)O6 octahedra, and faces with eight equivalent Ba(2)O12 cuboctahedra. The corner-sharing octahedra are not tilted. There are six inequivalent O sites. In the first O site, O(1) is bonded to four equivalent Sr(1) and two equivalent Sn(1) atoms to form distorted OSr4Sn2 octahedra that share corners with two equivalent O(2)Ba4Sn2 octahedra, corners with four equivalent O(1)Sr4Sn2 octahedra, corners with sixteen equivalent O(4)Ba2Sr2Sn2 octahedra, edges with four equivalent O(1)Sr4Sn2 octahedra, and faces with eight equivalent O(4)Ba2Sr2Sn2 octahedra. The corner-sharing octahedral tilt angles range from 0-60°. In the second O site, O(2) is bonded to four equivalent Ba(1), one Sn(1), and one Sn(2) atom to form distorted OBa4Sn2 octahedra that share  a cornercorner with one O(3)Ba4Sn2 octahedra,  a cornercorner with one O(1)Sr4Sn2 octahedra, corners with four equivalent O(2)Ba4Sn2 octahedra, corners with eight equivalent O(4)Ba2Sr2Sn2 octahedra, corners with eight equivalent O(5)Ba4Sn2 octahedra, edges with four equivalent O(2)Ba4Sn2 octahedra, faces with four equivalent O(4)Ba2Sr2Sn2 octahedra, and faces with four equivalent O(5)Ba4Sn2 octahedra. The corner-sharing octahedral tilt angles range from 0-60°. In the third O site, O(3) is bonded to four equivalent Ba(2), one Sn(2), and one Sn(3) atom to form a mixture of distorted edge, corner, and face-sharing OBa4Sn2 octahedra. The corner-sharing octahedral tilt angles range from 0-60°. In the fourth O site, O(4) is bonded to two equivalent Ba(1), two equivalent Sr(1), and two equivalent Sn(1) atoms to form distorted OBa2Sr2Sn2 octahedra that share corners with four equivalent O(2)Ba4Sn2 octahedra, corners with four equivalent O(1)Sr4Sn2 octahedra, corners with six equivalent O(5)Ba4Sn2 octahedra, corners with eight equivalent O(4)Ba2Sr2Sn2 octahedra,  an edgeedge with one O(5)Ba4Sn2 octahedra, edges with three equivalent O(4)Ba2Sr2Sn2 octahedra, faces with two equivalent O(2)Ba4Sn2 octahedra, faces with two equivalent O(1)Sr4Sn2 octahedra, and faces with four equivalent O(4)Ba2Sr2Sn2 octahedra. The corner-sharing octahedral tilt angles range from 0-61°. In the fifth O site, O(5) is bonded to two equivalent Ba(1), two equivalent Ba(2), and two equivalent Sn(2) atoms to form distorted OBa4Sn2 octahedra that share corners with two equivalent O(5)Ba4Sn2 octahedra, corners with four equivalent O(2)Ba4Sn2 octahedra, corners with four equivalent O(3)Ba4Sn2 octahedra, corners with six equivalent O(4)Ba2Sr2Sn2 octahedra, corners with six equivalent O(6)Ba4Sn2 octahedra,  an edgeedge with one O(4)Ba2Sr2Sn2 octahedra,  an edgeedge with one O(6)Ba4Sn2 octahedra, edges with two equivalent O(5)Ba4Sn2 octahedra, faces with two equivalent O(2)Ba4Sn2 octahedra, faces with two equivalent O(3)Ba4Sn2 octahedra, and faces with four equivalent O(5)Ba4Sn2 octahedra. The corner-sharing octahedral tilt angles range from 0-60°. In the sixth O site, O(6) is bonded to four equivalent Ba(2) and two equivalent Sn(3) atoms to form a mixture of distorted edge, corner, and face-sharing OBa4Sn2 octahedra. The corner-sharing octahedral tilt angles range from 0-60°. is represented by the CIF card [CIF]
data_Ba4Sr(SnO3)5
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.177
_cell_length_b   4.177
_cell_length_c   20.884
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   364.391
_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
  Ba  Ba0  1  0.500  0.500  0.200  1.0
  Ba  Ba1  1  0.500  0.500  0.400  1.0
  Ba  Ba2  1  0.500  0.500  0.600  1.0
  Ba  Ba3  1  0.500  0.500  0.800  1.0
  Sr  Sr4  1  0.500  0.500  0.000  1.0
  Sn  Sn5  1  0.000  0.000  0.901  1.0
  Sn  Sn6  1  0.000  0.000  0.099  1.0
  Sn  Sn7  1  0.000  0.000  0.300  1.0
  Sn  Sn8  1  0.000  0.000  0.500  1.0
  Sn  Sn9  1  0.000  0.000  0.700  1.0
  O  O10  1  0.000  0.000  0.000  1.0
  O  O11  1  0.000  0.000  0.200  1.0
  O  O12  1  0.000  0.000  0.400  1.0
  O  O13  1  0.000  0.000  0.600  1.0
  O  O14  1  0.000  0.000  0.800  1.0
  O  O15  1  0.000  0.500  0.902  1.0
  O  O16  1  0.000  0.500  0.098  1.0
  O  O17  1  0.000  0.500  0.300  1.0
  O  O18  1  0.000  0.500  0.500  1.0
  O  O19  1  0.000  0.500  0.700  1.0
  O  O20  1  0.500  0.000  0.902  1.0
  O  O21  1  0.500  0.000  0.098  1.0
  O  O22  1  0.500  0.000  0.300  1.0
  O  O23  1  0.500  0.000  0.500  1.0
  O  O24  1  0.500  0.000  0.700  1.0
[/CIF]
.
The structure described by Ba4Sr(SnO3)5 is (Cubic) Perovskite-derived structured and crystallizes in the tetragonal P4/mmm space group. There are two inequivalent Ba sites. In the first Ba site, Ba(1) is bonded to four equivalent O(2), four equivalent O(4), and four equivalent O(5) atoms to form BaO12 cuboctahedra that share corners with four equivalent Ba(1)O12 cuboctahedra, corners with four equivalent Ba(2)O12 cuboctahedra, corners with four equivalent Sr(1)O12 cuboctahedra,  a faceface with one Ba(2)O12 cuboctahedra,  a faceface with one Sr(1)O12 cuboctahedra, faces with four equivalent Ba(1)O12 cuboctahedra, faces with four equivalent Sn(1)O6 octahedra, and faces with four equivalent Sn(2)O6 octahedra. In the second Ba site, Ba(2) is bonded to four equivalent O(3), four equivalent O(5), and four equivalent O(6) atoms to form BaO12 cuboctahedra that share corners with four equivalent Ba(1)O12 cuboctahedra, corners with eight equivalent Ba(2)O12 cuboctahedra,  a faceface with one Ba(1)O12 cuboctahedra, faces with five equivalent Ba(2)O12 cuboctahedra, faces with four equivalent Sn(2)O6 octahedra, and faces with four equivalent Sn(3)O6 octahedra. Sr(1) is bonded to four equivalent O(1) and eight equivalent O(4) atoms to form SrO12 cuboctahedra that share corners with four equivalent Sr(1)O12 cuboctahedra, corners with eight equivalent Ba(1)O12 cuboctahedra, faces with two equivalent Ba(1)O12 cuboctahedra, faces with four equivalent Sr(1)O12 cuboctahedra, and faces with eight equivalent Sn(1)O6 octahedra. There are three inequivalent Sn sites. In the first Sn site, Sn(1) is bonded to one O(1), one O(2), and four equivalent O(4) atoms to form SnO6 octahedra that share  a cornercorner with one Sn(2)O6 octahedra, corners with five equivalent Sn(1)O6 octahedra, faces with four equivalent Ba(1)O12 cuboctahedra, and faces with four equivalent Sr(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-1°. In the second Sn site, Sn(2) is bonded to one O(2), one O(3), and four equivalent O(5) atoms to form SnO6 octahedra that share  a cornercorner with one Sn(1)O6 octahedra,  a cornercorner with one Sn(3)O6 octahedra, corners with four equivalent Sn(2)O6 octahedra, faces with four equivalent Ba(1)O12 cuboctahedra, and faces with four equivalent Ba(2)O12 cuboctahedra. The corner-sharing octahedra are not tilted. In the third Sn site, Sn(3) is bonded to two equivalent O(3) and four equivalent O(6) atoms to form SnO6 octahedra that share corners with two equivalent Sn(2)O6 octahedra, corners with four equivalent Sn(3)O6 octahedra, and faces with eight equivalent Ba(2)O12 cuboctahedra. The corner-sharing octahedra are not tilted. There are six inequivalent O sites. In the first O site, O(1) is bonded to four equivalent Sr(1) and two equivalent Sn(1) atoms to form distorted OSr4Sn2 octahedra that share corners with two equivalent O(2)Ba4Sn2 octahedra, corners with four equivalent O(1)Sr4Sn2 octahedra, corners with sixteen equivalent O(4)Ba2Sr2Sn2 octahedra, edges with four equivalent O(1)Sr4Sn2 octahedra, and faces with eight equivalent O(4)Ba2Sr2Sn2 octahedra. The corner-sharing octahedral tilt angles range from 0-60°. In the second O site, O(2) is bonded to four equivalent Ba(1), one Sn(1), and one Sn(2) atom to form distorted OBa4Sn2 octahedra that share  a cornercorner with one O(3)Ba4Sn2 octahedra,  a cornercorner with one O(1)Sr4Sn2 octahedra, corners with four equivalent O(2)Ba4Sn2 octahedra, corners with eight equivalent O(4)Ba2Sr2Sn2 octahedra, corners with eight equivalent O(5)Ba4Sn2 octahedra, edges with four equivalent O(2)Ba4Sn2 octahedra, faces with four equivalent O(4)Ba2Sr2Sn2 octahedra, and faces with four equivalent O(5)Ba4Sn2 octahedra. The corner-sharing octahedral tilt angles range from 0-60°. In the third O site, O(3) is bonded to four equivalent Ba(2), one Sn(2), and one Sn(3) atom to form a mixture of distorted edge, corner, and face-sharing OBa4Sn2 octahedra. The corner-sharing octahedral tilt angles range from 0-60°. In the fourth O site, O(4) is bonded to two equivalent Ba(1), two equivalent Sr(1), and two equivalent Sn(1) atoms to form distorted OBa2Sr2Sn2 octahedra that share corners with four equivalent O(2)Ba4Sn2 octahedra, corners with four equivalent O(1)Sr4Sn2 octahedra, corners with six equivalent O(5)Ba4Sn2 octahedra, corners with eight equivalent O(4)Ba2Sr2Sn2 octahedra,  an edgeedge with one O(5)Ba4Sn2 octahedra, edges with three equivalent O(4)Ba2Sr2Sn2 octahedra, faces with two equivalent O(2)Ba4Sn2 octahedra, faces with two equivalent O(1)Sr4Sn2 octahedra, and faces with four equivalent O(4)Ba2Sr2Sn2 octahedra. The corner-sharing octahedral tilt angles range from 0-61°. In the fifth O site, O(5) is bonded to two equivalent Ba(1), two equivalent Ba(2), and two equivalent Sn(2) atoms to form distorted OBa4Sn2 octahedra that share corners with two equivalent O(5)Ba4Sn2 octahedra, corners with four equivalent O(2)Ba4Sn2 octahedra, corners with four equivalent O(3)Ba4Sn2 octahedra, corners with six equivalent O(4)Ba2Sr2Sn2 octahedra, corners with six equivalent O(6)Ba4Sn2 octahedra,  an edgeedge with one O(4)Ba2Sr2Sn2 octahedra,  an edgeedge with one O(6)Ba4Sn2 octahedra, edges with two equivalent O(5)Ba4Sn2 octahedra, faces with two equivalent O(2)Ba4Sn2 octahedra, faces with two equivalent O(3)Ba4Sn2 octahedra, and faces with four equivalent O(5)Ba4Sn2 octahedra. The corner-sharing octahedral tilt angles range from 0-60°. In the sixth O site, O(6) is bonded to four equivalent Ba(2) and two equivalent Sn(3) atoms to form a mixture of distorted edge, corner, and face-sharing OBa4Sn2 octahedra. The corner-sharing octahedral tilt angles range from 0-60°. is represented by the CIF card [CIF]
data_Ba4Sr(SnO3)5
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.177
_cell_length_b   4.177
_cell_length_c   20.884
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   364.391
_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
  Ba  Ba0  1  0.500  0.500  0.200  1.0
  Ba  Ba1  1  0.500  0.500  0.400  1.0
  Ba  Ba2  1  0.500  0.500  0.600  1.0
  Ba  Ba3  1  0.500  0.500  0.800  1.0
  Sr  Sr4  1  0.500  0.500  0.000  1.0
  Sn  Sn5  1  0.000  0.000  0.901  1.0
  Sn  Sn6  1  0.000  0.000  0.099  1.0
  Sn  Sn7  1  0.000  0.000  0.300  1.0
  Sn  Sn8  1  0.000  0.000  0.500  1.0
  Sn  Sn9  1  0.000  0.000  0.700  1.0
  O  O10  1  0.000  0.000  0.000  1.0
  O  O11  1  0.000  0.000  0.200  1.0
  O  O12  1  0.000  0.000  0.400  1.0
  O  O13  1  0.000  0.000  0.600  1.0
  O  O14  1  0.000  0.000  0.800  1.0
  O  O15  1  0.000  0.500  0.902  1.0
  O  O16  1  0.000  0.500  0.098  1.0
  O  O17  1  0.000  0.500  0.300  1.0
  O  O18  1  0.000  0.500  0.500  1.0
  O  O19  1  0.000  0.500  0.700  1.0
  O  O20  1  0.500  0.000  0.902  1.0
  O  O21  1  0.500  0.000  0.098  1.0
  O  O22  1  0.500  0.000  0.300  1.0
  O  O23  1  0.500  0.000  0.500  1.0
  O  O24  1  0.500  0.000  0.700  1.0
[/CIF]
.