The structure described by Ba3Sr(SnO3)4 is (Cubic) Perovskite-derived structured and crystallizes in the orthorhombic Pmmm space group. There are two inequivalent Ba sites. In the first Ba site, Ba(1) is bonded to one O(3), one O(5), two equivalent O(4), four equivalent O(1), and four equivalent O(2) 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, faces with two equivalent Ba(1)O12 cuboctahedra, faces with two equivalent Ba(2)O12 cuboctahedra, faces with two equivalent Sr(1)O12 cuboctahedra, faces with two equivalent Sn(1)O6 octahedra, faces with two equivalent Sn(3)O6 octahedra, and faces with four equivalent Sn(2)O6 octahedra. In the second Ba site, Ba(2) is bonded to two equivalent O(3), two equivalent O(4), and eight equivalent O(1) atoms to form BaO12 cuboctahedra that share corners with two equivalent Ba(2)O12 cuboctahedra, corners with two equivalent Sr(1)O12 cuboctahedra, corners with eight equivalent Ba(1)O12 cuboctahedra, faces with two equivalent Ba(2)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. Sr(1) is bonded to two equivalent O(4), two equivalent O(5), and eight equivalent O(2) atoms to form SrO12 cuboctahedra that share corners with two equivalent Ba(2)O12 cuboctahedra, corners with two equivalent Sr(1)O12 cuboctahedra, corners with eight equivalent Ba(1)O12 cuboctahedra, faces with two equivalent Sr(1)O12 cuboctahedra, faces with four equivalent Ba(1)O12 cuboctahedra, faces with four equivalent Sn(2)O6 octahedra, and faces with four equivalent Sn(3)O6 octahedra. There are three inequivalent Sn sites. In the first Sn site, Sn(1) is bonded to two equivalent O(3) and four equivalent O(1) atoms to form SnO6 octahedra that share corners with two equivalent Sn(1)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 second Sn site, Sn(2) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(4) atoms to form SnO6 octahedra that share corners with two equivalent Sn(1)O6 octahedra, corners with two equivalent Sn(2)O6 octahedra, corners with two equivalent Sn(3)O6 octahedra, faces with two equivalent Ba(2)O12 cuboctahedra, faces with two equivalent Sr(1)O12 cuboctahedra, and faces with four equivalent Ba(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-1°. In the third Sn site, Sn(3) is bonded to two equivalent O(5) and four equivalent O(2) atoms to form SnO6 octahedra that share corners with two equivalent 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 Sr(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-1°. There are five inequivalent O sites. In the first O site, O(1) is bonded to two equivalent Ba(1), two equivalent Ba(2), one Sn(1), and one Sn(2) atom to form distorted OBa4Sn2 octahedra that share corners with two equivalent O(5)Ba2Sr2Sn2 octahedra, corners with two equivalent O(3)Ba4Sn2 octahedra, corners with four equivalent O(4)Ba3SrSn2 octahedra, corners with five equivalent O(2)Ba2Sr2Sn2 octahedra, corners with nine equivalent O(1)Ba4Sn2 octahedra,  an edgeedge with one O(2)Ba2Sr2Sn2 octahedra, edges with three equivalent O(1)Ba4Sn2 octahedra,  a faceface with one O(2)Ba2Sr2Sn2 octahedra, faces with two equivalent O(4)Ba3SrSn2 octahedra, faces with two equivalent O(3)Ba4Sn2 octahedra, and faces with three equivalent O(1)Ba4Sn2 octahedra. The corner-sharing octahedral tilt angles range from 0-60°. In the second O site, O(2) is bonded to two equivalent Ba(1), two equivalent Sr(1), one Sn(2), and one Sn(3) atom to form distorted OBa2Sr2Sn2 octahedra that share corners with two equivalent O(5)Ba2Sr2Sn2 octahedra, corners with two equivalent O(3)Ba4Sn2 octahedra, corners with four equivalent O(4)Ba3SrSn2 octahedra, corners with five equivalent O(1)Ba4Sn2 octahedra, corners with nine equivalent O(2)Ba2Sr2Sn2 octahedra,  an edgeedge with one O(1)Ba4Sn2 octahedra, edges with three equivalent O(2)Ba2Sr2Sn2 octahedra,  a faceface with one O(1)Ba4Sn2 octahedra, faces with two equivalent O(5)Ba2Sr2Sn2 octahedra, faces with two equivalent O(4)Ba3SrSn2 octahedra, and faces with three equivalent O(2)Ba2Sr2Sn2 octahedra. The corner-sharing octahedral tilt angles range from 0-60°. In the third O site, O(3) is bonded to two equivalent Ba(1), two equivalent Ba(2), and two equivalent Sn(1) atoms to form distorted OBa4Sn2 octahedra that share corners with two equivalent O(5)Ba2Sr2Sn2 octahedra, corners with four equivalent O(3)Ba4Sn2 octahedra, corners with eight equivalent O(2)Ba2Sr2Sn2 octahedra, corners with eight equivalent O(1)Ba4Sn2 octahedra, edges with four equivalent O(4)Ba3SrSn2 octahedra, and faces with eight equivalent O(1)Ba4Sn2 octahedra. The corner-sharing octahedral tilt angles range from 0-60°. In the fourth O site, O(4) is bonded to one Ba(2), two equivalent Ba(1), one Sr(1), and two equivalent Sn(2) atoms to form distorted OBa3SrSn2 octahedra that share corners with six equivalent O(4)Ba3SrSn2 octahedra, corners with eight equivalent O(2)Ba2Sr2Sn2 octahedra, corners with eight equivalent O(1)Ba4Sn2 octahedra, edges with two equivalent O(5)Ba2Sr2Sn2 octahedra, edges with two equivalent O(3)Ba4Sn2 octahedra, faces with four equivalent O(2)Ba2Sr2Sn2 octahedra, and faces with four equivalent O(1)Ba4Sn2 octahedra. The corner-sharing octahedral tilt angles range from 0-60°. In the fifth O site, O(5) is bonded to two equivalent Ba(1), two equivalent Sr(1), and two equivalent Sn(3) atoms to form distorted OBa2Sr2Sn2 octahedra that share corners with two equivalent O(3)Ba4Sn2 octahedra, corners with four equivalent O(5)Ba2Sr2Sn2 octahedra, corners with eight equivalent O(2)Ba2Sr2Sn2 octahedra, corners with eight equivalent O(1)Ba4Sn2 octahedra, edges with four equivalent O(4)Ba3SrSn2 octahedra, and faces with eight equivalent O(2)Ba2Sr2Sn2 octahedra. The corner-sharing octahedral tilt angles range from 0-60°. is represented by the CIF card [CIF]
data_Ba3Sr(SnO3)4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.171
_cell_length_b   5.901
_cell_length_c   11.799
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   290.442
_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  0.000  0.250  1.0
  Ba  Ba1  1  0.500  0.500  0.500  1.0
  Ba  Ba2  1  0.500  0.000  0.750  1.0
  Sr  Sr3  1  0.500  0.500  0.000  1.0
  Sn  Sn4  1  0.000  0.000  0.500  1.0
  Sn  Sn5  1  0.000  0.500  0.751  1.0
  Sn  Sn6  1  0.000  0.000  0.000  1.0
  Sn  Sn7  1  0.000  0.500  0.249  1.0
  O  O8  1  0.000  0.250  0.625  1.0
  O  O9  1  0.000  0.747  0.877  1.0
  O  O10  1  0.000  0.253  0.123  1.0
  O  O11  1  0.000  0.750  0.375  1.0
  O  O12  1  0.000  0.250  0.375  1.0
  O  O13  1  0.000  0.750  0.625  1.0
  O  O14  1  0.000  0.253  0.877  1.0
  O  O15  1  0.000  0.747  0.123  1.0
  O  O16  1  0.500  0.000  0.500  1.0
  O  O17  1  0.500  0.500  0.752  1.0
  O  O18  1  0.500  0.000  0.000  1.0
  O  O19  1  0.500  0.500  0.248  1.0
[/CIF]
.
The structure described by Ba3Sr(SnO3)4 is (Cubic) Perovskite-derived structured and crystallizes in the orthorhombic Pmmm space group. There are two inequivalent Ba sites. In the first Ba site, Ba(1) is bonded to one O(3), one O(5), two equivalent O(4), four equivalent O(1), and four equivalent O(2) 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, faces with two equivalent Ba(1)O12 cuboctahedra, faces with two equivalent Ba(2)O12 cuboctahedra, faces with two equivalent Sr(1)O12 cuboctahedra, faces with two equivalent Sn(1)O6 octahedra, faces with two equivalent Sn(3)O6 octahedra, and faces with four equivalent Sn(2)O6 octahedra. In the second Ba site, Ba(2) is bonded to two equivalent O(3), two equivalent O(4), and eight equivalent O(1) atoms to form BaO12 cuboctahedra that share corners with two equivalent Ba(2)O12 cuboctahedra, corners with two equivalent Sr(1)O12 cuboctahedra, corners with eight equivalent Ba(1)O12 cuboctahedra, faces with two equivalent Ba(2)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. Sr(1) is bonded to two equivalent O(4), two equivalent O(5), and eight equivalent O(2) atoms to form SrO12 cuboctahedra that share corners with two equivalent Ba(2)O12 cuboctahedra, corners with two equivalent Sr(1)O12 cuboctahedra, corners with eight equivalent Ba(1)O12 cuboctahedra, faces with two equivalent Sr(1)O12 cuboctahedra, faces with four equivalent Ba(1)O12 cuboctahedra, faces with four equivalent Sn(2)O6 octahedra, and faces with four equivalent Sn(3)O6 octahedra. There are three inequivalent Sn sites. In the first Sn site, Sn(1) is bonded to two equivalent O(3) and four equivalent O(1) atoms to form SnO6 octahedra that share corners with two equivalent Sn(1)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 second Sn site, Sn(2) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(4) atoms to form SnO6 octahedra that share corners with two equivalent Sn(1)O6 octahedra, corners with two equivalent Sn(2)O6 octahedra, corners with two equivalent Sn(3)O6 octahedra, faces with two equivalent Ba(2)O12 cuboctahedra, faces with two equivalent Sr(1)O12 cuboctahedra, and faces with four equivalent Ba(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-1°. In the third Sn site, Sn(3) is bonded to two equivalent O(5) and four equivalent O(2) atoms to form SnO6 octahedra that share corners with two equivalent 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 Sr(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-1°. There are five inequivalent O sites. In the first O site, O(1) is bonded to two equivalent Ba(1), two equivalent Ba(2), one Sn(1), and one Sn(2) atom to form distorted OBa4Sn2 octahedra that share corners with two equivalent O(5)Ba2Sr2Sn2 octahedra, corners with two equivalent O(3)Ba4Sn2 octahedra, corners with four equivalent O(4)Ba3SrSn2 octahedra, corners with five equivalent O(2)Ba2Sr2Sn2 octahedra, corners with nine equivalent O(1)Ba4Sn2 octahedra,  an edgeedge with one O(2)Ba2Sr2Sn2 octahedra, edges with three equivalent O(1)Ba4Sn2 octahedra,  a faceface with one O(2)Ba2Sr2Sn2 octahedra, faces with two equivalent O(4)Ba3SrSn2 octahedra, faces with two equivalent O(3)Ba4Sn2 octahedra, and faces with three equivalent O(1)Ba4Sn2 octahedra. The corner-sharing octahedral tilt angles range from 0-60°. In the second O site, O(2) is bonded to two equivalent Ba(1), two equivalent Sr(1), one Sn(2), and one Sn(3) atom to form distorted OBa2Sr2Sn2 octahedra that share corners with two equivalent O(5)Ba2Sr2Sn2 octahedra, corners with two equivalent O(3)Ba4Sn2 octahedra, corners with four equivalent O(4)Ba3SrSn2 octahedra, corners with five equivalent O(1)Ba4Sn2 octahedra, corners with nine equivalent O(2)Ba2Sr2Sn2 octahedra,  an edgeedge with one O(1)Ba4Sn2 octahedra, edges with three equivalent O(2)Ba2Sr2Sn2 octahedra,  a faceface with one O(1)Ba4Sn2 octahedra, faces with two equivalent O(5)Ba2Sr2Sn2 octahedra, faces with two equivalent O(4)Ba3SrSn2 octahedra, and faces with three equivalent O(2)Ba2Sr2Sn2 octahedra. The corner-sharing octahedral tilt angles range from 0-60°. In the third O site, O(3) is bonded to two equivalent Ba(1), two equivalent Ba(2), and two equivalent Sn(1) atoms to form distorted OBa4Sn2 octahedra that share corners with two equivalent O(5)Ba2Sr2Sn2 octahedra, corners with four equivalent O(3)Ba4Sn2 octahedra, corners with eight equivalent O(2)Ba2Sr2Sn2 octahedra, corners with eight equivalent O(1)Ba4Sn2 octahedra, edges with four equivalent O(4)Ba3SrSn2 octahedra, and faces with eight equivalent O(1)Ba4Sn2 octahedra. The corner-sharing octahedral tilt angles range from 0-60°. In the fourth O site, O(4) is bonded to one Ba(2), two equivalent Ba(1), one Sr(1), and two equivalent Sn(2) atoms to form distorted OBa3SrSn2 octahedra that share corners with six equivalent O(4)Ba3SrSn2 octahedra, corners with eight equivalent O(2)Ba2Sr2Sn2 octahedra, corners with eight equivalent O(1)Ba4Sn2 octahedra, edges with two equivalent O(5)Ba2Sr2Sn2 octahedra, edges with two equivalent O(3)Ba4Sn2 octahedra, faces with four equivalent O(2)Ba2Sr2Sn2 octahedra, and faces with four equivalent O(1)Ba4Sn2 octahedra. The corner-sharing octahedral tilt angles range from 0-60°. In the fifth O site, O(5) is bonded to two equivalent Ba(1), two equivalent Sr(1), and two equivalent Sn(3) atoms to form distorted OBa2Sr2Sn2 octahedra that share corners with two equivalent O(3)Ba4Sn2 octahedra, corners with four equivalent O(5)Ba2Sr2Sn2 octahedra, corners with eight equivalent O(2)Ba2Sr2Sn2 octahedra, corners with eight equivalent O(1)Ba4Sn2 octahedra, edges with four equivalent O(4)Ba3SrSn2 octahedra, and faces with eight equivalent O(2)Ba2Sr2Sn2 octahedra. The corner-sharing octahedral tilt angles range from 0-60°. is represented by the CIF card [CIF]
data_Ba3Sr(SnO3)4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.171
_cell_length_b   5.901
_cell_length_c   11.799
_cell_angle_alpha   90.000
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   290.442
_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  0.000  0.250  1.0
  Ba  Ba1  1  0.500  0.500  0.500  1.0
  Ba  Ba2  1  0.500  0.000  0.750  1.0
  Sr  Sr3  1  0.500  0.500  0.000  1.0
  Sn  Sn4  1  0.000  0.000  0.500  1.0
  Sn  Sn5  1  0.000  0.500  0.751  1.0
  Sn  Sn6  1  0.000  0.000  0.000  1.0
  Sn  Sn7  1  0.000  0.500  0.249  1.0
  O  O8  1  0.000  0.250  0.625  1.0
  O  O9  1  0.000  0.747  0.877  1.0
  O  O10  1  0.000  0.253  0.123  1.0
  O  O11  1  0.000  0.750  0.375  1.0
  O  O12  1  0.000  0.250  0.375  1.0
  O  O13  1  0.000  0.750  0.625  1.0
  O  O14  1  0.000  0.253  0.877  1.0
  O  O15  1  0.000  0.747  0.123  1.0
  O  O16  1  0.500  0.000  0.500  1.0
  O  O17  1  0.500  0.500  0.752  1.0
  O  O18  1  0.500  0.000  0.000  1.0
  O  O19  1  0.500  0.500  0.248  1.0
[/CIF]
.