The structure described by Ba3La2Ti3Cr2O15 is (Cubic) Perovskite-derived structured and crystallizes in the orthorhombic Cmmm space group. There are two inequivalent Ba sites. In the first Ba site, Ba(1) is bonded to two equivalent O(1), two equivalent O(4), and eight equivalent O(5) atoms to form BaO12 cuboctahedra that share corners with two equivalent Ba(1)O12 cuboctahedra, corners with two equivalent La(1)O12 cuboctahedra, corners with eight equivalent Ba(2)O12 cuboctahedra, faces with two equivalent Ba(1)O12 cuboctahedra, faces with four equivalent Ba(2)O12 cuboctahedra, faces with four equivalent Ti(1)O6 octahedra, and faces with four equivalent Ti(2)O6 octahedra. In the second Ba site, Ba(2) is bonded to one O(1), one O(2), two equivalent O(4), four equivalent O(5), and four equivalent O(6) atoms to form BaO12 cuboctahedra that share corners with three equivalent Ba(2)O12 cuboctahedra, corners with four equivalent Ba(1)O12 cuboctahedra, corners with five equivalent La(1)O12 cuboctahedra, faces with two equivalent Ba(1)O12 cuboctahedra, faces with two equivalent Ba(2)O12 cuboctahedra, faces with two equivalent La(1)O12 cuboctahedra, faces with two equivalent Ti(1)O6 octahedra, faces with two equivalent Cr(1)O6 octahedra, and faces with four equivalent Ti(2)O6 octahedra. La(1) is bonded to one O(4), three equivalent O(2), four equivalent O(3), and four equivalent O(6) atoms to form LaO12 cuboctahedra that share  a cornercorner with one Ba(1)O12 cuboctahedra, corners with five equivalent Ba(2)O12 cuboctahedra, corners with six equivalent La(1)O12 cuboctahedra, faces with two equivalent Ba(2)O12 cuboctahedra, faces with four equivalent La(1)O12 cuboctahedra, faces with two equivalent Ti(2)O6 octahedra, and faces with six equivalent Cr(1)O6 octahedra. There are two inequivalent Ti sites. In the first Ti site, Ti(1) is bonded to two equivalent O(1) and four equivalent O(5) atoms to form TiO6 octahedra that share corners with two equivalent Ti(1)O6 octahedra, corners with four equivalent Ti(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 Ti site, Ti(2) is bonded to two equivalent O(4), two equivalent O(5), and two equivalent O(6) atoms to form TiO6 octahedra that share corners with two equivalent Ti(1)O6 octahedra, corners with two equivalent Ti(2)O6 octahedra, corners with two equivalent Cr(1)O6 octahedra, faces with two equivalent Ba(1)O12 cuboctahedra, faces with two equivalent La(1)O12 cuboctahedra, and faces with four equivalent Ba(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-5°. Cr(1) is bonded to two equivalent O(2), two equivalent O(3), and two equivalent O(6) atoms to form CrO6 octahedra that share corners with two equivalent Ti(2)O6 octahedra, corners with four equivalent Cr(1)O6 octahedra, faces with two equivalent Ba(2)O12 cuboctahedra, and faces with six equivalent La(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-8°. There are six inequivalent O sites. In the first O site, O(1) is bonded in a distorted linear geometry to two equivalent Ba(1), two equivalent Ba(2), and two equivalent Ti(1) atoms. In the second O site, O(2) is bonded to one Ba(2), three equivalent La(1), and two equivalent Cr(1) atoms to form distorted OBaLa3Cr2 octahedra that share corners with four equivalent O(5)Ba4Ti2 octahedra, corners with four equivalent O(2)BaLa3Cr2 octahedra, and edges with two equivalent O(2)BaLa3Cr2 octahedra. The corner-sharing octahedral tilt angles range from 3-60°. In the third O site, O(3) is bonded in a distorted linear geometry to four equivalent La(1) and two equivalent Cr(1) atoms. In the fourth O site, O(4) is bonded in a distorted linear geometry to one Ba(1), two equivalent Ba(2), one La(1), and two equivalent Ti(2) atoms. In the fifth O site, O(5) is bonded to two equivalent Ba(1), two equivalent Ba(2), one Ti(1), and one Ti(2) atom to form distorted OBa4Ti2 octahedra that share corners with two equivalent O(2)BaLa3Cr2 octahedra, corners with nine equivalent O(5)Ba4Ti2 octahedra, edges with three equivalent O(5)Ba4Ti2 octahedra, and faces with three equivalent O(5)Ba4Ti2 octahedra. The corner-sharing octahedral tilt angles range from 0-61°. In the sixth O site, O(6) is bonded in a distorted linear geometry to two equivalent Ba(2), two equivalent La(1), one Ti(2), and one Cr(1) atom. is represented by the CIF card [CIF]
data_Ba3La2Ti3Cr2O15
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.993
_cell_length_b   5.675
_cell_length_c   14.324
_cell_angle_alpha   101.417
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   318.139
_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  1.000  0.600  0.200  1.0
  Ba  Ba1  1  1.000  0.998  0.997  1.0
  Ba  Ba2  1  1.000  0.202  0.404  1.0
  Cr  Cr3  1  0.500  0.301  0.602  1.0
  Cr  Cr4  1  0.500  0.899  0.798  1.0
  La  La5  1  0.000  0.803  0.606  1.0
  La  La6  1  1.000  0.397  0.794  1.0
  O  O7  1  0.000  0.100  0.200  1.0
  O  O8  1  0.000  0.894  0.789  1.0
  O  O9  1  0.000  0.306  0.611  1.0
  O  O10  1  0.500  0.600  0.700  1.0
  O  O11  1  0.500  0.100  0.700  1.0
  O  O12  1  0.000  0.496  0.992  1.0
  O  O13  1  1.000  0.704  0.408  1.0
  O  O14  1  0.500  0.800  0.098  1.0
  O  O15  1  0.500  0.400  0.302  1.0
  O  O16  1  0.500  0.902  0.302  1.0
  O  O17  1  0.500  0.298  0.098  1.0
  O  O18  1  0.500  0.988  0.506  1.0
  O  O19  1  0.500  0.212  0.894  1.0
  O  O20  1  0.500  0.518  0.506  1.0
  O  O21  1  0.500  0.682  0.894  1.0
  Ti  Ti22  1  0.500  0.100  0.200  1.0
  Ti  Ti23  1  0.500  0.497  0.995  1.0
  Ti  Ti24  1  0.500  0.703  0.405  1.0
[/CIF]
.
The structure described by Ba3La2Ti3Cr2O15 is (Cubic) Perovskite-derived structured and crystallizes in the orthorhombic Cmmm space group. There are two inequivalent Ba sites. In the first Ba site, Ba(1) is bonded to two equivalent O(1), two equivalent O(4), and eight equivalent O(5) atoms to form BaO12 cuboctahedra that share corners with two equivalent Ba(1)O12 cuboctahedra, corners with two equivalent La(1)O12 cuboctahedra, corners with eight equivalent Ba(2)O12 cuboctahedra, faces with two equivalent Ba(1)O12 cuboctahedra, faces with four equivalent Ba(2)O12 cuboctahedra, faces with four equivalent Ti(1)O6 octahedra, and faces with four equivalent Ti(2)O6 octahedra. In the second Ba site, Ba(2) is bonded to one O(1), one O(2), two equivalent O(4), four equivalent O(5), and four equivalent O(6) atoms to form BaO12 cuboctahedra that share corners with three equivalent Ba(2)O12 cuboctahedra, corners with four equivalent Ba(1)O12 cuboctahedra, corners with five equivalent La(1)O12 cuboctahedra, faces with two equivalent Ba(1)O12 cuboctahedra, faces with two equivalent Ba(2)O12 cuboctahedra, faces with two equivalent La(1)O12 cuboctahedra, faces with two equivalent Ti(1)O6 octahedra, faces with two equivalent Cr(1)O6 octahedra, and faces with four equivalent Ti(2)O6 octahedra. La(1) is bonded to one O(4), three equivalent O(2), four equivalent O(3), and four equivalent O(6) atoms to form LaO12 cuboctahedra that share  a cornercorner with one Ba(1)O12 cuboctahedra, corners with five equivalent Ba(2)O12 cuboctahedra, corners with six equivalent La(1)O12 cuboctahedra, faces with two equivalent Ba(2)O12 cuboctahedra, faces with four equivalent La(1)O12 cuboctahedra, faces with two equivalent Ti(2)O6 octahedra, and faces with six equivalent Cr(1)O6 octahedra. There are two inequivalent Ti sites. In the first Ti site, Ti(1) is bonded to two equivalent O(1) and four equivalent O(5) atoms to form TiO6 octahedra that share corners with two equivalent Ti(1)O6 octahedra, corners with four equivalent Ti(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 Ti site, Ti(2) is bonded to two equivalent O(4), two equivalent O(5), and two equivalent O(6) atoms to form TiO6 octahedra that share corners with two equivalent Ti(1)O6 octahedra, corners with two equivalent Ti(2)O6 octahedra, corners with two equivalent Cr(1)O6 octahedra, faces with two equivalent Ba(1)O12 cuboctahedra, faces with two equivalent La(1)O12 cuboctahedra, and faces with four equivalent Ba(2)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-5°. Cr(1) is bonded to two equivalent O(2), two equivalent O(3), and two equivalent O(6) atoms to form CrO6 octahedra that share corners with two equivalent Ti(2)O6 octahedra, corners with four equivalent Cr(1)O6 octahedra, faces with two equivalent Ba(2)O12 cuboctahedra, and faces with six equivalent La(1)O12 cuboctahedra. The corner-sharing octahedral tilt angles range from 0-8°. There are six inequivalent O sites. In the first O site, O(1) is bonded in a distorted linear geometry to two equivalent Ba(1), two equivalent Ba(2), and two equivalent Ti(1) atoms. In the second O site, O(2) is bonded to one Ba(2), three equivalent La(1), and two equivalent Cr(1) atoms to form distorted OBaLa3Cr2 octahedra that share corners with four equivalent O(5)Ba4Ti2 octahedra, corners with four equivalent O(2)BaLa3Cr2 octahedra, and edges with two equivalent O(2)BaLa3Cr2 octahedra. The corner-sharing octahedral tilt angles range from 3-60°. In the third O site, O(3) is bonded in a distorted linear geometry to four equivalent La(1) and two equivalent Cr(1) atoms. In the fourth O site, O(4) is bonded in a distorted linear geometry to one Ba(1), two equivalent Ba(2), one La(1), and two equivalent Ti(2) atoms. In the fifth O site, O(5) is bonded to two equivalent Ba(1), two equivalent Ba(2), one Ti(1), and one Ti(2) atom to form distorted OBa4Ti2 octahedra that share corners with two equivalent O(2)BaLa3Cr2 octahedra, corners with nine equivalent O(5)Ba4Ti2 octahedra, edges with three equivalent O(5)Ba4Ti2 octahedra, and faces with three equivalent O(5)Ba4Ti2 octahedra. The corner-sharing octahedral tilt angles range from 0-61°. In the sixth O site, O(6) is bonded in a distorted linear geometry to two equivalent Ba(2), two equivalent La(1), one Ti(2), and one Cr(1) atom. is represented by the CIF card [CIF]
data_Ba3La2Ti3Cr2O15
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.993
_cell_length_b   5.675
_cell_length_c   14.324
_cell_angle_alpha   101.417
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   318.139
_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  1.000  0.600  0.200  1.0
  Ba  Ba1  1  1.000  0.998  0.997  1.0
  Ba  Ba2  1  1.000  0.202  0.404  1.0
  Cr  Cr3  1  0.500  0.301  0.602  1.0
  Cr  Cr4  1  0.500  0.899  0.798  1.0
  La  La5  1  0.000  0.803  0.606  1.0
  La  La6  1  1.000  0.397  0.794  1.0
  O  O7  1  0.000  0.100  0.200  1.0
  O  O8  1  0.000  0.894  0.789  1.0
  O  O9  1  0.000  0.306  0.611  1.0
  O  O10  1  0.500  0.600  0.700  1.0
  O  O11  1  0.500  0.100  0.700  1.0
  O  O12  1  0.000  0.496  0.992  1.0
  O  O13  1  1.000  0.704  0.408  1.0
  O  O14  1  0.500  0.800  0.098  1.0
  O  O15  1  0.500  0.400  0.302  1.0
  O  O16  1  0.500  0.902  0.302  1.0
  O  O17  1  0.500  0.298  0.098  1.0
  O  O18  1  0.500  0.988  0.506  1.0
  O  O19  1  0.500  0.212  0.894  1.0
  O  O20  1  0.500  0.518  0.506  1.0
  O  O21  1  0.500  0.682  0.894  1.0
  Ti  Ti22  1  0.500  0.100  0.200  1.0
  Ti  Ti23  1  0.500  0.497  0.995  1.0
  Ti  Ti24  1  0.500  0.703  0.405  1.0
[/CIF]
.