The material described by Sr6Ru2Fe2O11 crystallizes in the monoclinic C2 space group. There are three inequivalent Sr sites. In the first Sr site, Sr(1) is bonded in a distorted q6 geometry to one O(1), one O(2), one O(3), one O(4), one O(8), and four equivalent O(7) atoms. In the second Sr site, Sr(2) is bonded in a 8-coordinate geometry to one O(3), one O(4), one O(5), one O(8), and four equivalent O(6) atoms. In the third Sr site, Sr(3) is bonded in a 7-coordinate geometry to one O(1), one O(2), one O(6), and four equivalent O(5) atoms. Ru(1) is bonded in a rectangular see-saw-like geometry to one O(1), one O(2), one O(5), and one O(7) atom. Fe(1) is bonded to one O(3), one O(4), one O(6), one O(7), and one O(8) atom to form corner-sharing FeO5 square pyramids. There are eight inequivalent O sites. In the first O site, O(1) is bonded to two equivalent Sr(1), two equivalent Sr(3), and two equivalent Ru(1) atoms to form OSr4Ru2 octahedra that share corners with two equivalent O(4)Sr4Fe2 octahedra, corners with two equivalent O(8)Sr4Fe2 octahedra, corners with two equivalent O(2)Sr4Ru2 octahedra, corners with two equivalent O(6)Sr5Fe octahedra, corners with four equivalent O(7)Sr4FeRu octahedra, corners with four equivalent O(5)Sr5Ru octahedra,  an edgeedge with one O(3)Sr4Fe2 octahedra, edges with two equivalent O(2)Sr4Ru2 octahedra, faces with two equivalent O(7)Sr4FeRu octahedra, and faces with two equivalent O(5)Sr5Ru octahedra. The corner-sharing octahedral tilt angles range from 4-70°. In the second O site, O(2) is bonded to two equivalent Sr(1), two equivalent Sr(3), and two equivalent Ru(1) atoms to form OSr4Ru2 octahedra that share corners with two equivalent O(3)Sr4Fe2 octahedra, corners with two equivalent O(8)Sr4Fe2 octahedra, corners with two equivalent O(1)Sr4Ru2 octahedra, corners with two equivalent O(6)Sr5Fe octahedra, corners with four equivalent O(7)Sr4FeRu octahedra, corners with four equivalent O(5)Sr5Ru octahedra,  an edgeedge with one O(4)Sr4Fe2 octahedra, edges with two equivalent O(1)Sr4Ru2 octahedra, faces with two equivalent O(7)Sr4FeRu octahedra, and faces with two equivalent O(5)Sr5Ru octahedra. The corner-sharing octahedral tilt angles range from 4-69°. In the third O site, O(3) is bonded to two equivalent Sr(1), two equivalent Sr(2), and two equivalent Fe(1) atoms to form OSr4Fe2 octahedra that share corners with two equivalent O(4)Sr4Fe2 octahedra, corners with two equivalent O(2)Sr4Ru2 octahedra, corners with two equivalent O(5)Sr5Ru octahedra, corners with four equivalent O(7)Sr4FeRu octahedra, corners with four equivalent O(6)Sr5Fe octahedra,  an edgeedge with one O(1)Sr4Ru2 octahedra, edges with two equivalent O(4)Sr4Fe2 octahedra, faces with two equivalent O(8)Sr4Fe2 octahedra, faces with two equivalent O(7)Sr4FeRu octahedra, and faces with two equivalent O(6)Sr5Fe octahedra. The corner-sharing octahedral tilt angles range from 5-65°. In the fourth O site, O(4) is bonded to two equivalent Sr(1), two equivalent Sr(2), and two equivalent Fe(1) atoms to form OSr4Fe2 octahedra that share corners with two equivalent O(3)Sr4Fe2 octahedra, corners with two equivalent O(1)Sr4Ru2 octahedra, corners with two equivalent O(5)Sr5Ru octahedra, corners with four equivalent O(7)Sr4FeRu octahedra, corners with four equivalent O(6)Sr5Fe octahedra,  an edgeedge with one O(2)Sr4Ru2 octahedra, edges with two equivalent O(3)Sr4Fe2 octahedra, faces with two equivalent O(8)Sr4Fe2 octahedra, faces with two equivalent O(7)Sr4FeRu octahedra, and faces with two equivalent O(6)Sr5Fe octahedra. The corner-sharing octahedral tilt angles range from 5-64°. In the fifth O site, O(5) is bonded to one Sr(2), four equivalent Sr(3), and one Ru(1) atom to form OSr5Ru octahedra that share  a cornercorner with one O(3)Sr4Fe2 octahedra,  a cornercorner with one O(4)Sr4Fe2 octahedra,  a cornercorner with one O(8)Sr4Fe2 octahedra,  a cornercorner with one O(7)Sr4FeRu octahedra, corners with two equivalent O(1)Sr4Ru2 octahedra, corners with two equivalent O(2)Sr4Ru2 octahedra, corners with four equivalent O(5)Sr5Ru octahedra, edges with four equivalent O(6)Sr5Fe octahedra, edges with four equivalent O(5)Sr5Ru octahedra,  a faceface with one O(1)Sr4Ru2 octahedra, and  a faceface with one O(2)Sr4Ru2 octahedra. The corner-sharing octahedral tilt angles range from 2-59°. In the sixth O site, O(6) is bonded to one Sr(3), four equivalent Sr(2), and one Fe(1) atom to form distorted OSr5Fe octahedra that share  a cornercorner with one O(7)Sr4FeRu octahedra,  a cornercorner with one O(1)Sr4Ru2 octahedra,  a cornercorner with one O(2)Sr4Ru2 octahedra, corners with two equivalent O(3)Sr4Fe2 octahedra, corners with two equivalent O(4)Sr4Fe2 octahedra, corners with two equivalent O(8)Sr4Fe2 octahedra, corners with four equivalent O(6)Sr5Fe octahedra, edges with four equivalent O(6)Sr5Fe octahedra, edges with four equivalent O(5)Sr5Ru octahedra,  a faceface with one O(3)Sr4Fe2 octahedra,  a faceface with one O(4)Sr4Fe2 octahedra, and  a faceface with one O(8)Sr4Fe2 octahedra. The corner-sharing octahedral tilt angles range from 11-60°. In the seventh O site, O(7) is bonded to four equivalent Sr(1), one Ru(1), and one Fe(1) atom to form distorted OSr4FeRu octahedra that share  a cornercorner with one O(6)Sr5Fe octahedra,  a cornercorner with one O(5)Sr5Ru octahedra, corners with two equivalent O(3)Sr4Fe2 octahedra, corners with two equivalent O(4)Sr4Fe2 octahedra, corners with two equivalent O(8)Sr4Fe2 octahedra, corners with two equivalent O(1)Sr4Ru2 octahedra, corners with two equivalent O(2)Sr4Ru2 octahedra, corners with four equivalent O(7)Sr4FeRu octahedra, edges with four equivalent O(7)Sr4FeRu octahedra,  a faceface with one O(3)Sr4Fe2 octahedra,  a faceface with one O(4)Sr4Fe2 octahedra,  a faceface with one O(8)Sr4Fe2 octahedra,  a faceface with one O(1)Sr4Ru2 octahedra, and  a faceface with one O(2)Sr4Ru2 octahedra. The corner-sharing octahedral tilt angles range from 2-70°. In the eighth O site, O(8) is bonded to two equivalent Sr(1), two equivalent Sr(2), and two equivalent Fe(1) atoms to form distorted OSr4Fe2 octahedra that share corners with two equivalent O(1)Sr4Ru2 octahedra, corners with two equivalent O(2)Sr4Ru2 octahedra, corners with two equivalent O(5)Sr5Ru octahedra, corners with four equivalent O(7)Sr4FeRu octahedra, corners with four equivalent O(6)Sr5Fe octahedra, faces with two equivalent O(3)Sr4Fe2 octahedra, faces with two equivalent O(4)Sr4Fe2 octahedra, faces with two equivalent O(7)Sr4FeRu octahedra, and faces with two equivalent O(6)Sr5Fe octahedra. The corner-sharing octahedral tilt angles range from 46-57°. is represented by the CIF card [CIF]
data_Sr6Fe2Ru2O11
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   10.693
_cell_length_b   10.693
_cell_length_c   5.512
_cell_angle_alpha   88.969
_cell_angle_beta   88.969
_cell_angle_gamma   150.137
_symmetry_Int_Tables_number   1
_cell_volume   313.018
_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
  Sr  Sr0  1  0.990  0.483  0.237  1.0
  Sr  Sr1  1  0.517  0.010  0.763  1.0
  Sr  Sr2  1  0.690  0.822  0.755  1.0
  Sr  Sr3  1  0.178  0.310  0.245  1.0
  Sr  Sr4  1  0.807  0.679  0.251  1.0
  Sr  Sr5  1  0.321  0.193  0.749  1.0
  Fe  Fe6  1  0.102  0.404  0.747  1.0
  Fe  Fe7  1  0.596  0.898  0.253  1.0
  Ru  Ru8  1  0.392  0.085  0.259  1.0
  Ru  Ru9  1  0.915  0.608  0.741  1.0
  O  O10  1  0.652  0.348  0.500  1.0
  O  O11  1  0.154  0.846  0.000  1.0
  O  O12  1  0.845  0.155  0.500  1.0
  O  O13  1  0.345  0.655  0.000  1.0
  O  O14  1  0.809  0.696  0.757  1.0
  O  O15  1  0.304  0.191  0.243  1.0
  O  O16  1  0.669  0.778  0.276  1.0
  O  O17  1  0.222  0.331  0.724  1.0
  O  O18  1  0.468  0.971  0.282  1.0
  O  O19  1  0.029  0.532  0.718  1.0
  O  O20  1  0.842  0.158  0.000  1.0
[/CIF]
.
The material described by Sr6Ru2Fe2O11 crystallizes in the monoclinic C2 space group. There are three inequivalent Sr sites. In the first Sr site, Sr(1) is bonded in a distorted q6 geometry to one O(1), one O(2), one O(3), one O(4), one O(8), and four equivalent O(7) atoms. In the second Sr site, Sr(2) is bonded in a 8-coordinate geometry to one O(3), one O(4), one O(5), one O(8), and four equivalent O(6) atoms. In the third Sr site, Sr(3) is bonded in a 7-coordinate geometry to one O(1), one O(2), one O(6), and four equivalent O(5) atoms. Ru(1) is bonded in a rectangular see-saw-like geometry to one O(1), one O(2), one O(5), and one O(7) atom. Fe(1) is bonded to one O(3), one O(4), one O(6), one O(7), and one O(8) atom to form corner-sharing FeO5 square pyramids. There are eight inequivalent O sites. In the first O site, O(1) is bonded to two equivalent Sr(1), two equivalent Sr(3), and two equivalent Ru(1) atoms to form OSr4Ru2 octahedra that share corners with two equivalent O(4)Sr4Fe2 octahedra, corners with two equivalent O(8)Sr4Fe2 octahedra, corners with two equivalent O(2)Sr4Ru2 octahedra, corners with two equivalent O(6)Sr5Fe octahedra, corners with four equivalent O(7)Sr4FeRu octahedra, corners with four equivalent O(5)Sr5Ru octahedra,  an edgeedge with one O(3)Sr4Fe2 octahedra, edges with two equivalent O(2)Sr4Ru2 octahedra, faces with two equivalent O(7)Sr4FeRu octahedra, and faces with two equivalent O(5)Sr5Ru octahedra. The corner-sharing octahedral tilt angles range from 4-70°. In the second O site, O(2) is bonded to two equivalent Sr(1), two equivalent Sr(3), and two equivalent Ru(1) atoms to form OSr4Ru2 octahedra that share corners with two equivalent O(3)Sr4Fe2 octahedra, corners with two equivalent O(8)Sr4Fe2 octahedra, corners with two equivalent O(1)Sr4Ru2 octahedra, corners with two equivalent O(6)Sr5Fe octahedra, corners with four equivalent O(7)Sr4FeRu octahedra, corners with four equivalent O(5)Sr5Ru octahedra,  an edgeedge with one O(4)Sr4Fe2 octahedra, edges with two equivalent O(1)Sr4Ru2 octahedra, faces with two equivalent O(7)Sr4FeRu octahedra, and faces with two equivalent O(5)Sr5Ru octahedra. The corner-sharing octahedral tilt angles range from 4-69°. In the third O site, O(3) is bonded to two equivalent Sr(1), two equivalent Sr(2), and two equivalent Fe(1) atoms to form OSr4Fe2 octahedra that share corners with two equivalent O(4)Sr4Fe2 octahedra, corners with two equivalent O(2)Sr4Ru2 octahedra, corners with two equivalent O(5)Sr5Ru octahedra, corners with four equivalent O(7)Sr4FeRu octahedra, corners with four equivalent O(6)Sr5Fe octahedra,  an edgeedge with one O(1)Sr4Ru2 octahedra, edges with two equivalent O(4)Sr4Fe2 octahedra, faces with two equivalent O(8)Sr4Fe2 octahedra, faces with two equivalent O(7)Sr4FeRu octahedra, and faces with two equivalent O(6)Sr5Fe octahedra. The corner-sharing octahedral tilt angles range from 5-65°. In the fourth O site, O(4) is bonded to two equivalent Sr(1), two equivalent Sr(2), and two equivalent Fe(1) atoms to form OSr4Fe2 octahedra that share corners with two equivalent O(3)Sr4Fe2 octahedra, corners with two equivalent O(1)Sr4Ru2 octahedra, corners with two equivalent O(5)Sr5Ru octahedra, corners with four equivalent O(7)Sr4FeRu octahedra, corners with four equivalent O(6)Sr5Fe octahedra,  an edgeedge with one O(2)Sr4Ru2 octahedra, edges with two equivalent O(3)Sr4Fe2 octahedra, faces with two equivalent O(8)Sr4Fe2 octahedra, faces with two equivalent O(7)Sr4FeRu octahedra, and faces with two equivalent O(6)Sr5Fe octahedra. The corner-sharing octahedral tilt angles range from 5-64°. In the fifth O site, O(5) is bonded to one Sr(2), four equivalent Sr(3), and one Ru(1) atom to form OSr5Ru octahedra that share  a cornercorner with one O(3)Sr4Fe2 octahedra,  a cornercorner with one O(4)Sr4Fe2 octahedra,  a cornercorner with one O(8)Sr4Fe2 octahedra,  a cornercorner with one O(7)Sr4FeRu octahedra, corners with two equivalent O(1)Sr4Ru2 octahedra, corners with two equivalent O(2)Sr4Ru2 octahedra, corners with four equivalent O(5)Sr5Ru octahedra, edges with four equivalent O(6)Sr5Fe octahedra, edges with four equivalent O(5)Sr5Ru octahedra,  a faceface with one O(1)Sr4Ru2 octahedra, and  a faceface with one O(2)Sr4Ru2 octahedra. The corner-sharing octahedral tilt angles range from 2-59°. In the sixth O site, O(6) is bonded to one Sr(3), four equivalent Sr(2), and one Fe(1) atom to form distorted OSr5Fe octahedra that share  a cornercorner with one O(7)Sr4FeRu octahedra,  a cornercorner with one O(1)Sr4Ru2 octahedra,  a cornercorner with one O(2)Sr4Ru2 octahedra, corners with two equivalent O(3)Sr4Fe2 octahedra, corners with two equivalent O(4)Sr4Fe2 octahedra, corners with two equivalent O(8)Sr4Fe2 octahedra, corners with four equivalent O(6)Sr5Fe octahedra, edges with four equivalent O(6)Sr5Fe octahedra, edges with four equivalent O(5)Sr5Ru octahedra,  a faceface with one O(3)Sr4Fe2 octahedra,  a faceface with one O(4)Sr4Fe2 octahedra, and  a faceface with one O(8)Sr4Fe2 octahedra. The corner-sharing octahedral tilt angles range from 11-60°. In the seventh O site, O(7) is bonded to four equivalent Sr(1), one Ru(1), and one Fe(1) atom to form distorted OSr4FeRu octahedra that share  a cornercorner with one O(6)Sr5Fe octahedra,  a cornercorner with one O(5)Sr5Ru octahedra, corners with two equivalent O(3)Sr4Fe2 octahedra, corners with two equivalent O(4)Sr4Fe2 octahedra, corners with two equivalent O(8)Sr4Fe2 octahedra, corners with two equivalent O(1)Sr4Ru2 octahedra, corners with two equivalent O(2)Sr4Ru2 octahedra, corners with four equivalent O(7)Sr4FeRu octahedra, edges with four equivalent O(7)Sr4FeRu octahedra,  a faceface with one O(3)Sr4Fe2 octahedra,  a faceface with one O(4)Sr4Fe2 octahedra,  a faceface with one O(8)Sr4Fe2 octahedra,  a faceface with one O(1)Sr4Ru2 octahedra, and  a faceface with one O(2)Sr4Ru2 octahedra. The corner-sharing octahedral tilt angles range from 2-70°. In the eighth O site, O(8) is bonded to two equivalent Sr(1), two equivalent Sr(2), and two equivalent Fe(1) atoms to form distorted OSr4Fe2 octahedra that share corners with two equivalent O(1)Sr4Ru2 octahedra, corners with two equivalent O(2)Sr4Ru2 octahedra, corners with two equivalent O(5)Sr5Ru octahedra, corners with four equivalent O(7)Sr4FeRu octahedra, corners with four equivalent O(6)Sr5Fe octahedra, faces with two equivalent O(3)Sr4Fe2 octahedra, faces with two equivalent O(4)Sr4Fe2 octahedra, faces with two equivalent O(7)Sr4FeRu octahedra, and faces with two equivalent O(6)Sr5Fe octahedra. The corner-sharing octahedral tilt angles range from 46-57°. is represented by the CIF card [CIF]
data_Sr6Fe2Ru2O11
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   10.693
_cell_length_b   10.693
_cell_length_c   5.512
_cell_angle_alpha   88.969
_cell_angle_beta   88.969
_cell_angle_gamma   150.137
_symmetry_Int_Tables_number   1
_cell_volume   313.018
_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
  Sr  Sr0  1  0.990  0.483  0.237  1.0
  Sr  Sr1  1  0.517  0.010  0.763  1.0
  Sr  Sr2  1  0.690  0.822  0.755  1.0
  Sr  Sr3  1  0.178  0.310  0.245  1.0
  Sr  Sr4  1  0.807  0.679  0.251  1.0
  Sr  Sr5  1  0.321  0.193  0.749  1.0
  Fe  Fe6  1  0.102  0.404  0.747  1.0
  Fe  Fe7  1  0.596  0.898  0.253  1.0
  Ru  Ru8  1  0.392  0.085  0.259  1.0
  Ru  Ru9  1  0.915  0.608  0.741  1.0
  O  O10  1  0.652  0.348  0.500  1.0
  O  O11  1  0.154  0.846  0.000  1.0
  O  O12  1  0.845  0.155  0.500  1.0
  O  O13  1  0.345  0.655  0.000  1.0
  O  O14  1  0.809  0.696  0.757  1.0
  O  O15  1  0.304  0.191  0.243  1.0
  O  O16  1  0.669  0.778  0.276  1.0
  O  O17  1  0.222  0.331  0.724  1.0
  O  O18  1  0.468  0.971  0.282  1.0
  O  O19  1  0.029  0.532  0.718  1.0
  O  O20  1  0.842  0.158  0.000  1.0
[/CIF]
.