The crystal structure described by Ba3BiRuIrO9 is Orthorhombic Perovskite-derived structured and crystallizes in the monoclinic Cc space group. There are three inequivalent Ba sites. In the first Ba site, Ba(1) is bonded in a 12-coordinate geometry to one O(2), one O(4), one O(6), one O(7), one O(8), one O(9), two equivalent O(1), two equivalent O(3), and two equivalent O(5) atoms. In the second Ba site, Ba(2) is bonded in a 12-coordinate geometry to one O(1), one O(3), one O(5), one O(7), one O(8), one O(9), two equivalent O(2), two equivalent O(4), and two equivalent O(6) atoms. In the third Ba site, Ba(3) is bonded in a 10-coordinate geometry to one O(3), one O(4), one O(5), one O(6), two equivalent O(7), two equivalent O(8), and two equivalent O(9) atoms. Ru(1) is bonded to one O(1), one O(3), one O(5), one O(7), one O(8), and one O(9) atom to form RuO6 octahedra that share corners with three equivalent Bi(1)O6 octahedra and  a faceface with one Ir(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 13-18°. Ir(1) is bonded to one O(2), one O(4), one O(6), one O(7), one O(8), and one O(9) atom to form IrO6 octahedra that share corners with three equivalent Bi(1)O6 octahedra and  a faceface with one Ru(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 11-21°. Bi(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form BiO6 octahedra that share corners with three equivalent Ru(1)O6 octahedra and corners with three equivalent Ir(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 11-21°. There are nine inequivalent O sites. In the first O site, O(5) is bonded in a 6-coordinate geometry to one Ba(2), one Ba(3), two equivalent Ba(1), one Ru(1), and one Bi(1) atom. In the second O site, O(6) is bonded in a 6-coordinate geometry to one Ba(1), one Ba(3), two equivalent Ba(2), one Ir(1), and one Bi(1) atom. In the third O site, O(7) is bonded to one Ba(1), one Ba(2), two equivalent Ba(3), one Ru(1), and one Ir(1) atom to form distorted corner-sharing OBa4IrRu octahedra. The corner-sharing octahedral tilt angles are 7°. In the fourth O site, O(8) is bonded in a 6-coordinate geometry to one Ba(1), one Ba(2), two equivalent Ba(3), one Ru(1), and one Ir(1) atom. In the fifth O site, O(9) is bonded in a 6-coordinate geometry to one Ba(1), one Ba(2), two equivalent Ba(3), one Ru(1), and one Ir(1) atom. In the sixth O site, O(1) is bonded in a 5-coordinate geometry to one Ba(2), two equivalent Ba(1), one Ru(1), and one Bi(1) atom. In the seventh O site, O(2) is bonded in a 5-coordinate geometry to one Ba(1), two equivalent Ba(2), one Ir(1), and one Bi(1) atom. In the eighth O site, O(3) is bonded in a 4-coordinate geometry to one Ba(2), one Ba(3), two equivalent Ba(1), one Ru(1), and one Bi(1) atom. In the ninth O site, O(4) is bonded in a 4-coordinate geometry to one Ba(1), one Ba(3), two equivalent Ba(2), one Ir(1), and one Bi(1) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_Ba3BiIrRuO9
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.011
_cell_length_b   6.011
_cell_length_c   14.952
_cell_angle_alpha   88.713
_cell_angle_beta   88.713
_cell_angle_gamma   119.780
_symmetry_Int_Tables_number   1
_cell_volume   468.389
_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
  Ba  Ba0  1  0.341  0.673  0.407  1.0
  Ba  Ba1  1  0.326  0.655  0.095  1.0
  Ba  Ba2  1  0.655  0.326  0.595  1.0
  Ba  Ba3  1  0.673  0.341  0.907  1.0
  Ba  Ba4  1  0.994  0.008  0.250  1.0
  Ba  Ba5  1  0.008  0.994  0.750  1.0
  Bi  Bi6  1  0.998  0.999  0.502  1.0
  Bi  Bi7  1  0.999  0.998  0.002  1.0
  Ir  Ir8  1  0.315  0.647  0.666  1.0
  Ir  Ir9  1  0.647  0.315  0.166  1.0
  Ru  Ru10  1  0.353  0.686  0.835  1.0
  Ru  Ru11  1  0.686  0.353  0.335  1.0
  O  O12  1  0.408  0.226  0.427  1.0
  O  O13  1  0.777  0.592  0.069  1.0
  O  O14  1  0.592  0.777  0.569  1.0
  O  O15  1  0.226  0.408  0.927  1.0
  O  O16  1  0.874  0.683  0.395  1.0
  O  O17  1  0.314  0.125  0.103  1.0
  O  O18  1  0.125  0.314  0.603  1.0
  O  O19  1  0.683  0.874  0.895  1.0
  O  O20  1  0.872  0.217  0.404  1.0
  O  O21  1  0.783  0.129  0.093  1.0
  O  O22  1  0.129  0.783  0.593  1.0
  O  O23  1  0.217  0.872  0.904  1.0
  O  O24  1  0.512  0.490  0.251  1.0
  O  O25  1  0.490  0.512  0.751  1.0
  O  O26  1  0.971  0.491  0.237  1.0
  O  O27  1  0.512  0.030  0.265  1.0
  O  O28  1  0.030  0.512  0.765  1.0
  O  O29  1  0.491  0.971  0.737  1.0
[/CIF]
.
The crystal structure described by Ba3BiRuIrO9 is Orthorhombic Perovskite-derived structured and crystallizes in the monoclinic Cc space group. There are three inequivalent Ba sites. In the first Ba site, Ba(1) is bonded in a 12-coordinate geometry to one O(2), one O(4), one O(6), one O(7), one O(8), one O(9), two equivalent O(1), two equivalent O(3), and two equivalent O(5) atoms. In the second Ba site, Ba(2) is bonded in a 12-coordinate geometry to one O(1), one O(3), one O(5), one O(7), one O(8), one O(9), two equivalent O(2), two equivalent O(4), and two equivalent O(6) atoms. In the third Ba site, Ba(3) is bonded in a 10-coordinate geometry to one O(3), one O(4), one O(5), one O(6), two equivalent O(7), two equivalent O(8), and two equivalent O(9) atoms. Ru(1) is bonded to one O(1), one O(3), one O(5), one O(7), one O(8), and one O(9) atom to form RuO6 octahedra that share corners with three equivalent Bi(1)O6 octahedra and  a faceface with one Ir(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 13-18°. Ir(1) is bonded to one O(2), one O(4), one O(6), one O(7), one O(8), and one O(9) atom to form IrO6 octahedra that share corners with three equivalent Bi(1)O6 octahedra and  a faceface with one Ru(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 11-21°. Bi(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form BiO6 octahedra that share corners with three equivalent Ru(1)O6 octahedra and corners with three equivalent Ir(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 11-21°. There are nine inequivalent O sites. In the first O site, O(5) is bonded in a 6-coordinate geometry to one Ba(2), one Ba(3), two equivalent Ba(1), one Ru(1), and one Bi(1) atom. In the second O site, O(6) is bonded in a 6-coordinate geometry to one Ba(1), one Ba(3), two equivalent Ba(2), one Ir(1), and one Bi(1) atom. In the third O site, O(7) is bonded to one Ba(1), one Ba(2), two equivalent Ba(3), one Ru(1), and one Ir(1) atom to form distorted corner-sharing OBa4IrRu octahedra. The corner-sharing octahedral tilt angles are 7°. In the fourth O site, O(8) is bonded in a 6-coordinate geometry to one Ba(1), one Ba(2), two equivalent Ba(3), one Ru(1), and one Ir(1) atom. In the fifth O site, O(9) is bonded in a 6-coordinate geometry to one Ba(1), one Ba(2), two equivalent Ba(3), one Ru(1), and one Ir(1) atom. In the sixth O site, O(1) is bonded in a 5-coordinate geometry to one Ba(2), two equivalent Ba(1), one Ru(1), and one Bi(1) atom. In the seventh O site, O(2) is bonded in a 5-coordinate geometry to one Ba(1), two equivalent Ba(2), one Ir(1), and one Bi(1) atom. In the eighth O site, O(3) is bonded in a 4-coordinate geometry to one Ba(2), one Ba(3), two equivalent Ba(1), one Ru(1), and one Bi(1) atom. In the ninth O site, O(4) is bonded in a 4-coordinate geometry to one Ba(1), one Ba(3), two equivalent Ba(2), one Ir(1), and one Bi(1) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_Ba3BiIrRuO9
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.011
_cell_length_b   6.011
_cell_length_c   14.952
_cell_angle_alpha   88.713
_cell_angle_beta   88.713
_cell_angle_gamma   119.780
_symmetry_Int_Tables_number   1
_cell_volume   468.389
_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
  Ba  Ba0  1  0.341  0.673  0.407  1.0
  Ba  Ba1  1  0.326  0.655  0.095  1.0
  Ba  Ba2  1  0.655  0.326  0.595  1.0
  Ba  Ba3  1  0.673  0.341  0.907  1.0
  Ba  Ba4  1  0.994  0.008  0.250  1.0
  Ba  Ba5  1  0.008  0.994  0.750  1.0
  Bi  Bi6  1  0.998  0.999  0.502  1.0
  Bi  Bi7  1  0.999  0.998  0.002  1.0
  Ir  Ir8  1  0.315  0.647  0.666  1.0
  Ir  Ir9  1  0.647  0.315  0.166  1.0
  Ru  Ru10  1  0.353  0.686  0.835  1.0
  Ru  Ru11  1  0.686  0.353  0.335  1.0
  O  O12  1  0.408  0.226  0.427  1.0
  O  O13  1  0.777  0.592  0.069  1.0
  O  O14  1  0.592  0.777  0.569  1.0
  O  O15  1  0.226  0.408  0.927  1.0
  O  O16  1  0.874  0.683  0.395  1.0
  O  O17  1  0.314  0.125  0.103  1.0
  O  O18  1  0.125  0.314  0.603  1.0
  O  O19  1  0.683  0.874  0.895  1.0
  O  O20  1  0.872  0.217  0.404  1.0
  O  O21  1  0.783  0.129  0.093  1.0
  O  O22  1  0.129  0.783  0.593  1.0
  O  O23  1  0.217  0.872  0.904  1.0
  O  O24  1  0.512  0.490  0.251  1.0
  O  O25  1  0.490  0.512  0.751  1.0
  O  O26  1  0.971  0.491  0.237  1.0
  O  O27  1  0.512  0.030  0.265  1.0
  O  O28  1  0.030  0.512  0.765  1.0
  O  O29  1  0.491  0.971  0.737  1.0
[/CIF]
.