The compound described by Gd3Bi(Ru2O7)2 crystallizes in the trigonal R-3m space group. Gd(1) is bonded to two equivalent O(2), two equivalent O(3), and four equivalent O(1) atoms to form distorted GdO8 hexagonal bipyramids that share edges with two equivalent Bi(1)O8 hexagonal bipyramids, edges with four equivalent Gd(1)O8 hexagonal bipyramids, edges with two equivalent Ru(1)O6 octahedra, and edges with four equivalent Ru(2)O6 octahedra. There are two inequivalent Ru sites. In the first Ru site, Ru(1) is bonded to six equivalent O(1) atoms to form RuO6 octahedra that share corners with six equivalent Ru(2)O6 octahedra and edges with six equivalent Gd(1)O8 hexagonal bipyramids. The corner-sharing octahedral tilt angles are 49°. In the second Ru site, Ru(2) is bonded to two equivalent O(1) and four equivalent O(2) atoms to form RuO6 octahedra that share corners with two equivalent Ru(1)O6 octahedra, corners with four equivalent Ru(2)O6 octahedra, edges with two equivalent Bi(1)O8 hexagonal bipyramids, and edges with four equivalent Gd(1)O8 hexagonal bipyramids. The corner-sharing octahedral tilt angles are 49°. Bi(1) is bonded to two equivalent O(3) and six equivalent O(2) atoms to form distorted BiO8 hexagonal bipyramids that share edges with six equivalent Gd(1)O8 hexagonal bipyramids and edges with six equivalent Ru(2)O6 octahedra. There are three inequivalent O sites. In the first O site, O(3) is bonded to three equivalent Gd(1) and one Bi(1) atom to form OGd3Bi tetrahedra that share corners with four equivalent O(3)Gd3Bi tetrahedra, corners with six equivalent O(1)Gd2Ru2 tetrahedra, corners with six equivalent O(2)GdBiRu2 tetrahedra, edges with three equivalent O(1)Gd2Ru2 tetrahedra, and edges with three equivalent O(2)GdBiRu2 tetrahedra. In the second O site, O(1) is bonded to two equivalent Gd(1), one Ru(1), and one Ru(2) atom to form distorted OGd2Ru2 tetrahedra that share corners with two equivalent O(3)Gd3Bi tetrahedra, corners with four equivalent O(2)GdBiRu2 tetrahedra, corners with eight equivalent O(1)Gd2Ru2 tetrahedra,  an edgeedge with one O(3)Gd3Bi tetrahedra, edges with two equivalent O(1)Gd2Ru2 tetrahedra, and edges with two equivalent O(2)GdBiRu2 tetrahedra. In the third O site, O(2) is bonded to one Gd(1), two equivalent Ru(2), and one Bi(1) atom to form distorted OGdBiRu2 tetrahedra that share corners with two equivalent O(3)Gd3Bi tetrahedra, corners with four equivalent O(1)Gd2Ru2 tetrahedra, corners with eight equivalent O(2)GdBiRu2 tetrahedra,  an edgeedge with one O(3)Gd3Bi tetrahedra, edges with two equivalent O(1)Gd2Ru2 tetrahedra, and edges with two equivalent O(2)GdBiRu2 tetrahedra. is represented by the Crystallographic Information File (CIF) [CIF]
data_Gd3Bi(Ru2O7)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.315
_cell_length_b   7.315
_cell_length_c   7.315
_cell_angle_alpha   59.823
_cell_angle_beta   59.823
_cell_angle_gamma   59.823
_symmetry_Int_Tables_number   1
_cell_volume   275.665
_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
  Gd  Gd0  1  0.500  0.000  0.500  1.0
  Gd  Gd1  1  0.000  0.500  0.500  1.0
  Gd  Gd2  1  0.500  0.500  0.000  1.0
  Bi  Bi3  1  0.500  0.500  0.500  1.0
  Ru  Ru4  1  0.000  0.000  0.000  1.0
  Ru  Ru5  1  0.000  0.500  0.000  1.0
  Ru  Ru6  1  0.500  0.000  0.000  1.0
  Ru  Ru7  1  0.000  0.000  0.500  1.0
  O  O8  1  0.919  0.919  0.331  1.0
  O  O9  1  0.331  0.919  0.919  1.0
  O  O10  1  0.919  0.331  0.919  1.0
  O  O11  1  0.330  0.330  0.920  1.0
  O  O12  1  0.920  0.330  0.330  1.0
  O  O13  1  0.330  0.920  0.330  1.0
  O  O14  1  0.081  0.081  0.669  1.0
  O  O15  1  0.669  0.081  0.081  1.0
  O  O16  1  0.081  0.669  0.081  1.0
  O  O17  1  0.670  0.670  0.080  1.0
  O  O18  1  0.080  0.670  0.670  1.0
  O  O19  1  0.670  0.080  0.670  1.0
  O  O20  1  0.627  0.627  0.627  1.0
  O  O21  1  0.373  0.373  0.373  1.0
[/CIF]
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The compound described by Gd3Bi(Ru2O7)2 crystallizes in the trigonal R-3m space group. Gd(1) is bonded to two equivalent O(2), two equivalent O(3), and four equivalent O(1) atoms to form distorted GdO8 hexagonal bipyramids that share edges with two equivalent Bi(1)O8 hexagonal bipyramids, edges with four equivalent Gd(1)O8 hexagonal bipyramids, edges with two equivalent Ru(1)O6 octahedra, and edges with four equivalent Ru(2)O6 octahedra. There are two inequivalent Ru sites. In the first Ru site, Ru(1) is bonded to six equivalent O(1) atoms to form RuO6 octahedra that share corners with six equivalent Ru(2)O6 octahedra and edges with six equivalent Gd(1)O8 hexagonal bipyramids. The corner-sharing octahedral tilt angles are 49°. In the second Ru site, Ru(2) is bonded to two equivalent O(1) and four equivalent O(2) atoms to form RuO6 octahedra that share corners with two equivalent Ru(1)O6 octahedra, corners with four equivalent Ru(2)O6 octahedra, edges with two equivalent Bi(1)O8 hexagonal bipyramids, and edges with four equivalent Gd(1)O8 hexagonal bipyramids. The corner-sharing octahedral tilt angles are 49°. Bi(1) is bonded to two equivalent O(3) and six equivalent O(2) atoms to form distorted BiO8 hexagonal bipyramids that share edges with six equivalent Gd(1)O8 hexagonal bipyramids and edges with six equivalent Ru(2)O6 octahedra. There are three inequivalent O sites. In the first O site, O(3) is bonded to three equivalent Gd(1) and one Bi(1) atom to form OGd3Bi tetrahedra that share corners with four equivalent O(3)Gd3Bi tetrahedra, corners with six equivalent O(1)Gd2Ru2 tetrahedra, corners with six equivalent O(2)GdBiRu2 tetrahedra, edges with three equivalent O(1)Gd2Ru2 tetrahedra, and edges with three equivalent O(2)GdBiRu2 tetrahedra. In the second O site, O(1) is bonded to two equivalent Gd(1), one Ru(1), and one Ru(2) atom to form distorted OGd2Ru2 tetrahedra that share corners with two equivalent O(3)Gd3Bi tetrahedra, corners with four equivalent O(2)GdBiRu2 tetrahedra, corners with eight equivalent O(1)Gd2Ru2 tetrahedra,  an edgeedge with one O(3)Gd3Bi tetrahedra, edges with two equivalent O(1)Gd2Ru2 tetrahedra, and edges with two equivalent O(2)GdBiRu2 tetrahedra. In the third O site, O(2) is bonded to one Gd(1), two equivalent Ru(2), and one Bi(1) atom to form distorted OGdBiRu2 tetrahedra that share corners with two equivalent O(3)Gd3Bi tetrahedra, corners with four equivalent O(1)Gd2Ru2 tetrahedra, corners with eight equivalent O(2)GdBiRu2 tetrahedra,  an edgeedge with one O(3)Gd3Bi tetrahedra, edges with two equivalent O(1)Gd2Ru2 tetrahedra, and edges with two equivalent O(2)GdBiRu2 tetrahedra. is represented by the Crystallographic Information File (CIF) [CIF]
data_Gd3Bi(Ru2O7)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.315
_cell_length_b   7.315
_cell_length_c   7.315
_cell_angle_alpha   59.823
_cell_angle_beta   59.823
_cell_angle_gamma   59.823
_symmetry_Int_Tables_number   1
_cell_volume   275.665
_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
  Gd  Gd0  1  0.500  0.000  0.500  1.0
  Gd  Gd1  1  0.000  0.500  0.500  1.0
  Gd  Gd2  1  0.500  0.500  0.000  1.0
  Bi  Bi3  1  0.500  0.500  0.500  1.0
  Ru  Ru4  1  0.000  0.000  0.000  1.0
  Ru  Ru5  1  0.000  0.500  0.000  1.0
  Ru  Ru6  1  0.500  0.000  0.000  1.0
  Ru  Ru7  1  0.000  0.000  0.500  1.0
  O  O8  1  0.919  0.919  0.331  1.0
  O  O9  1  0.331  0.919  0.919  1.0
  O  O10  1  0.919  0.331  0.919  1.0
  O  O11  1  0.330  0.330  0.920  1.0
  O  O12  1  0.920  0.330  0.330  1.0
  O  O13  1  0.330  0.920  0.330  1.0
  O  O14  1  0.081  0.081  0.669  1.0
  O  O15  1  0.669  0.081  0.081  1.0
  O  O16  1  0.081  0.669  0.081  1.0
  O  O17  1  0.670  0.670  0.080  1.0
  O  O18  1  0.080  0.670  0.670  1.0
  O  O19  1  0.670  0.080  0.670  1.0
  O  O20  1  0.627  0.627  0.627  1.0
  O  O21  1  0.373  0.373  0.373  1.0
[/CIF]
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