The material described by Ga7(Fe3O8)3 crystallizes in the triclinic P1 space group. There are nine inequivalent Fe sites. In the first Fe site, Fe(1) is bonded to one O(20), one O(22), one O(23), one O(24), one O(4), and one O(6) atom to form distorted FeO6 octahedra that share  a cornercorner with one Fe(3)O6 octahedra,  a cornercorner with one Fe(6)O6 octahedra,  a cornercorner with one Ga(4)O4 tetrahedra,  a cornercorner with one Ga(7)O4 tetrahedra, corners with two equivalent Ga(1)O4 tetrahedra,  an edgeedge with one Fe(7)O6 octahedra,  an edgeedge with one Fe(8)O6 octahedra, and edges with two equivalent Ga(6)O6 octahedra. The corner-sharing octahedral tilt angles range from 12-55°. In the second Fe site, Fe(2) is bonded to one O(1), one O(10), one O(2), one O(3), one O(5), and one O(8) atom to form FeO6 octahedra that share  a cornercorner with one Fe(8)O6 octahedra,  a cornercorner with one Ga(1)O4 tetrahedra,  a cornercorner with one Ga(4)O4 tetrahedra,  a cornercorner with one Ga(7)O4 tetrahedra,  an edgeedge with one Fe(3)O6 octahedra,  an edgeedge with one Fe(5)O6 octahedra, edges with two equivalent Fe(9)O6 octahedra, and edges with two equivalent Ga(3)O6 octahedra. The corner-sharing octahedral tilt angles are 49°. In the third Fe site, Fe(3) is bonded to one O(11), one O(13), one O(5), one O(6), one O(7), and one O(8) atom to form distorted FeO6 octahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Fe(7)O6 octahedra,  a cornercorner with one Fe(9)O6 octahedra,  a cornercorner with one Ga(3)O6 octahedra, corners with two equivalent Fe(4)O6 octahedra,  a cornercorner with one Ga(5)O4 tetrahedra,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Fe(5)O6 octahedra, and  an edgeedge with one Ga(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 14-57°. In the fourth Fe site, Fe(4) is bonded to one O(13), one O(14), one O(15), one O(17), one O(7), and one O(9) atom to form distorted FeO6 octahedra that share  a cornercorner with one Fe(8)O6 octahedra, corners with two equivalent Fe(3)O6 octahedra,  a cornercorner with one Ga(1)O4 tetrahedra,  a cornercorner with one Ga(5)O4 tetrahedra, corners with two equivalent Ga(4)O4 tetrahedra,  an edgeedge with one Fe(6)O6 octahedra,  an edgeedge with one Ga(6)O6 octahedra, and edges with two equivalent Fe(7)O6 octahedra. The corner-sharing octahedral tilt angles range from 14-57°. In the fifth Fe site, Fe(5) is bonded to one O(10), one O(11), one O(12), one O(16), one O(18), and one O(8) atom to form distorted FeO6 octahedra that share  a cornercorner with one Fe(8)O6 octahedra, corners with two equivalent Fe(6)O6 octahedra,  a cornercorner with one Ga(4)O4 tetrahedra,  a cornercorner with one Ga(7)O4 tetrahedra, corners with two equivalent Ga(5)O4 tetrahedra,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Fe(3)O6 octahedra, and edges with two equivalent Ga(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 51-58°. In the sixth Fe site, Fe(6) is bonded to one O(12), one O(14), one O(17), one O(18), one O(19), and one O(20) atom to form distorted FeO6 octahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Fe(7)O6 octahedra,  a cornercorner with one Fe(9)O6 octahedra,  a cornercorner with one Ga(3)O6 octahedra, corners with two equivalent Fe(5)O6 octahedra,  a cornercorner with one Ga(4)O4 tetrahedra,  an edgeedge with one Fe(4)O6 octahedra,  an edgeedge with one Fe(7)O6 octahedra,  an edgeedge with one Ga(6)O6 octahedra, and edges with two equivalent Fe(8)O6 octahedra. The corner-sharing octahedral tilt angles range from 12-58°. In the seventh Fe site, Fe(7) is bonded to one O(13), one O(14), one O(15), one O(17), one O(20), and one O(22) atom to form FeO6 octahedra that share  a cornercorner with one Fe(3)O6 octahedra,  a cornercorner with one Fe(6)O6 octahedra,  a cornercorner with one Ga(4)O4 tetrahedra,  a cornercorner with one Ga(5)O4 tetrahedra,  a cornercorner with one Ga(7)O4 tetrahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Fe(6)O6 octahedra,  an edgeedge with one Fe(8)O6 octahedra, edges with two equivalent Fe(4)O6 octahedra, and edges with two equivalent Ga(6)O6 octahedra. The corner-sharing octahedral tilt angles range from 17-50°. In the eighth Fe site, Fe(8) is bonded to one O(1), one O(17), one O(18), one O(19), one O(20), and one O(23) atom to form distorted FeO6 octahedra that share  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Fe(4)O6 octahedra,  a cornercorner with one Fe(5)O6 octahedra,  a cornercorner with one Ga(6)O6 octahedra, corners with two equivalent Fe(9)O6 octahedra,  a cornercorner with one Ga(1)O4 tetrahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Fe(7)O6 octahedra,  an edgeedge with one Ga(6)O6 octahedra, and edges with two equivalent Fe(6)O6 octahedra. The corner-sharing octahedral tilt angles range from 13-57°. In the ninth Fe site, Fe(9) is bonded to one O(1), one O(19), one O(2), one O(21), one O(3), and one O(5) atom to form distorted FeO6 octahedra that share  a cornercorner with one Fe(3)O6 octahedra,  a cornercorner with one Fe(6)O6 octahedra, corners with two equivalent Fe(8)O6 octahedra,  a cornercorner with one Ga(1)O4 tetrahedra,  a cornercorner with one Ga(5)O4 tetrahedra, corners with two equivalent Ga(7)O4 tetrahedra,  an edgeedge with one Ga(3)O6 octahedra, and edges with two equivalent Fe(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 14-57°. There are seven inequivalent Ga sites. In the first Ga site, Ga(1) is bonded to one O(23), one O(3), one O(4), and one O(9) atom to form GaO4 tetrahedra that share  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Fe(4)O6 octahedra,  a cornercorner with one Fe(8)O6 octahedra,  a cornercorner with one Fe(9)O6 octahedra,  a cornercorner with one Ga(3)O6 octahedra,  a cornercorner with one Ga(6)O6 octahedra, corners with two equivalent Fe(1)O6 octahedra, and corners with two equivalent Ga(4)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 56-66°. In the second Ga site, Ga(2) is bonded in a 6-coordinate geometry to one O(2), one O(24), one O(5), one O(6), one O(7), and one O(8) atom. In the third Ga site, Ga(3) is bonded to one O(10), one O(11), one O(12), one O(3), one O(5), and one O(8) atom to form GaO6 octahedra that share  a cornercorner with one Fe(3)O6 octahedra,  a cornercorner with one Fe(6)O6 octahedra,  a cornercorner with one Ga(1)O4 tetrahedra,  a cornercorner with one Ga(4)O4 tetrahedra,  a cornercorner with one Ga(5)O4 tetrahedra,  an edgeedge with one Fe(3)O6 octahedra,  an edgeedge with one Fe(9)O6 octahedra, edges with two equivalent Fe(2)O6 octahedra, and edges with two equivalent Fe(5)O6 octahedra. The corner-sharing octahedral tilt angles range from 15-50°. In the fourth Ga site, Ga(4) is bonded to one O(10), one O(14), one O(4), and one O(9) atom to form GaO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Fe(5)O6 octahedra,  a cornercorner with one Fe(6)O6 octahedra,  a cornercorner with one Fe(7)O6 octahedra,  a cornercorner with one Ga(3)O6 octahedra, corners with two equivalent Fe(4)O6 octahedra, and corners with two equivalent Ga(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 56-66°. In the fifth Ga site, Ga(5) is bonded to one O(11), one O(15), one O(16), and one O(21) atom to form GaO4 tetrahedra that share  a cornercorner with one Fe(3)O6 octahedra,  a cornercorner with one Fe(4)O6 octahedra,  a cornercorner with one Fe(7)O6 octahedra,  a cornercorner with one Fe(9)O6 octahedra,  a cornercorner with one Ga(3)O6 octahedra,  a cornercorner with one Ga(6)O6 octahedra, corners with two equivalent Fe(5)O6 octahedra, and corners with two equivalent Ga(7)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 57-67°. In the sixth Ga site, Ga(6) is bonded to one O(15), one O(17), one O(20), one O(22), one O(23), and one O(24) atom to form GaO6 octahedra that share  a cornercorner with one Fe(8)O6 octahedra,  a cornercorner with one Ga(1)O4 tetrahedra,  a cornercorner with one Ga(5)O4 tetrahedra,  a cornercorner with one Ga(7)O4 tetrahedra,  an edgeedge with one Fe(4)O6 octahedra,  an edgeedge with one Fe(6)O6 octahedra,  an edgeedge with one Fe(8)O6 octahedra, edges with two equivalent Fe(1)O6 octahedra, and edges with two equivalent Fe(7)O6 octahedra. The corner-sharing octahedral tilt angles are 13°. In the seventh Ga site, Ga(7) is bonded to one O(16), one O(2), one O(21), and one O(22) atom to form GaO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Fe(5)O6 octahedra,  a cornercorner with one Fe(7)O6 octahedra,  a cornercorner with one Ga(6)O6 octahedra, corners with two equivalent Fe(9)O6 octahedra, and corners with two equivalent Ga(5)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 56-66°. There are twenty-four inequivalent O sites. In the first O site, O(1) is bonded in a trigonal planar geometry to one Fe(2), one Fe(8), and one Fe(9) atom. In the second O site, O(2) is bonded to one Fe(2), one Fe(9), one Ga(2), and one Ga(7) atom to form OGa2Fe2 tetrahedra that share  a cornercorner with one O(5)Ga2Fe3 square pyramid,  a cornercorner with one O(10)Ga2Fe2 tetrahedra,  a cornercorner with one O(22)Ga2Fe2 tetrahedra,  an edgeedge with one O(5)Ga2Fe3 square pyramid,  an edgeedge with one O(8)Ga2Fe3 square pyramid, and  an edgeedge with one O(3)Ga2Fe2 tetrahedra. In the third O site, O(3) is bonded to one Fe(2), one Fe(9), one Ga(1), and one Ga(3) atom to form distorted OGa2Fe2 tetrahedra that share  a cornercorner with one O(5)Ga2Fe3 square pyramid,  a cornercorner with one O(11)Ga2Fe2 tetrahedra,  a cornercorner with one O(23)Ga2Fe2 tetrahedra, corners with two equivalent O(10)Ga2Fe2 tetrahedra,  an edgeedge with one O(5)Ga2Fe3 square pyramid,  an edgeedge with one O(8)Ga2Fe3 square pyramid, and  an edgeedge with one O(2)Ga2Fe2 tetrahedra. In the fourth O site, O(4) is bonded in a trigonal planar geometry to one Fe(1), one Ga(1), and one Ga(4) atom. In the fifth O site, O(5) is bonded to one Fe(2), one Fe(3), one Fe(9), one Ga(2), and one Ga(3) atom to form distorted OGa2Fe3 square pyramids that share  a cornercorner with one O(2)Ga2Fe2 tetrahedra,  a cornercorner with one O(3)Ga2Fe2 tetrahedra, edges with two equivalent O(8)Ga2Fe3 square pyramids,  an edgeedge with one O(10)Ga2Fe2 tetrahedra,  an edgeedge with one O(11)Ga2Fe2 tetrahedra,  an edgeedge with one O(2)Ga2Fe2 tetrahedra, and  an edgeedge with one O(3)Ga2Fe2 tetrahedra. In the sixth O site, O(6) is bonded in a trigonal planar geometry to one Fe(1), one Fe(3), and one Ga(2) atom. In the seventh O site, O(7) is bonded in a trigonal planar geometry to one Fe(3), one Fe(4), and one Ga(2) atom. In the eighth O site, O(8) is bonded to one Fe(2), one Fe(3), one Fe(5), one Ga(2), and one Ga(3) atom to form distorted OGa2Fe3 square pyramids that share  a cornercorner with one O(10)Ga2Fe2 tetrahedra,  a cornercorner with one O(11)Ga2Fe2 tetrahedra, edges with two equivalent O(5)Ga2Fe3 square pyramids,  an edgeedge with one O(10)Ga2Fe2 tetrahedra,  an edgeedge with one O(11)Ga2Fe2 tetrahedra,  an edgeedge with one O(2)Ga2Fe2 tetrahedra, and  an edgeedge with one O(3)Ga2Fe2 tetrahedra. In the ninth O site, O(9) is bonded in a trigonal planar geometry to one Fe(4), one Ga(1), and one Ga(4) atom. In the tenth O site, O(10) is bonded to one Fe(2), one Fe(5), one Ga(3), and one Ga(4) atom to form distorted OGa2Fe2 tetrahedra that share  a cornercorner with one O(8)Ga2Fe3 square pyramid,  a cornercorner with one O(2)Ga2Fe2 tetrahedra,  a cornercorner with one O(14)GaFe3 tetrahedra, corners with two equivalent O(3)Ga2Fe2 tetrahedra,  an edgeedge with one O(5)Ga2Fe3 square pyramid,  an edgeedge with one O(8)Ga2Fe3 square pyramid, and  an edgeedge with one O(11)Ga2Fe2 tetrahedra. In the eleventh O site, O(11) is bonded to one Fe(3), one Fe(5), one Ga(3), and one Ga(5) atom to form OGa2Fe2 tetrahedra that share  a cornercorner with one O(8)Ga2Fe3 square pyramid,  a cornercorner with one O(15)Ga2Fe2 tetrahedra,  a cornercorner with one O(3)Ga2Fe2 tetrahedra,  an edgeedge with one O(5)Ga2Fe3 square pyramid,  an edgeedge with one O(8)Ga2Fe3 square pyramid, and  an edgeedge with one O(10)Ga2Fe2 tetrahedra. In the twelfth O site, O(12) is bonded in a trigonal planar geometry to one Fe(5), one Fe(6), and one Ga(3) atom. In the thirteenth O site, O(13) is bonded in a trigonal planar geometry to one Fe(3), one Fe(4), and one Fe(7) atom. In the fourteenth O site, O(14) is bonded to one Fe(4), one Fe(6), one Fe(7), and one Ga(4) atom to form OGaFe3 tetrahedra that share  a cornercorner with one O(17)GaFe4 square pyramid,  a cornercorner with one O(10)Ga2Fe2 tetrahedra,  a cornercorner with one O(22)Ga2Fe2 tetrahedra,  an edgeedge with one O(17)GaFe4 square pyramid,  an edgeedge with one O(20)GaFe4 square pyramid, and  an edgeedge with one O(15)Ga2Fe2 tetrahedra. In the fifteenth O site, O(15) is bonded to one Fe(4), one Fe(7), one Ga(5), and one Ga(6) atom to form OGa2Fe2 tetrahedra that share  a cornercorner with one O(17)GaFe4 square pyramid,  a cornercorner with one O(11)Ga2Fe2 tetrahedra,  a cornercorner with one O(23)Ga2Fe2 tetrahedra, corners with two equivalent O(22)Ga2Fe2 tetrahedra,  an edgeedge with one O(17)GaFe4 square pyramid,  an edgeedge with one O(20)GaFe4 square pyramid, and  an edgeedge with one O(14)GaFe3 tetrahedra. In the sixteenth O site, O(16) is bonded in a trigonal planar geometry to one Fe(5), one Ga(5), and one Ga(7) atom. In the seventeenth O site, O(17) is bonded to one Fe(4), one Fe(6), one Fe(7), one Fe(8), and one Ga(6) atom to form distorted OGaFe4 square pyramids that share  a cornercorner with one O(15)Ga2Fe2 tetrahedra,  a cornercorner with one O(14)GaFe3 tetrahedra, edges with two equivalent O(20)GaFe4 square pyramids,  an edgeedge with one O(15)Ga2Fe2 tetrahedra,  an edgeedge with one O(22)Ga2Fe2 tetrahedra,  an edgeedge with one O(23)Ga2Fe2 tetrahedra, and  an edgeedge with one O(14)GaFe3 tetrahedra. In the eighteenth O site, O(18) is bonded in a trigonal planar geometry to one Fe(5), one Fe(6), and one Fe(8) atom. In the nineteenth O site, O(19) is bonded in a trigonal planar geometry to one Fe(6), one Fe(8), and one Fe(9) atom. In the twentieth O site, O(20) is bonded to one Fe(1), one Fe(6), one Fe(7), one Fe(8), and one Ga(6) atom to form OGaFe4 square pyramids that share  a cornercorner with one O(22)Ga2Fe2 tetrahedra,  a cornercorner with one O(23)Ga2Fe2 tetrahedra, edges with two equivalent O(17)GaFe4 square pyramids,  an edgeedge with one O(15)Ga2Fe2 tetrahedra,  an edgeedge with one O(22)Ga2Fe2 tetrahedra,  an edgeedge with one O(23)Ga2Fe2 tetrahedra, and  an edgeedge with one O(14)GaFe3 tetrahedra. In the twenty-first O site, O(21) is bonded in a trigonal planar geometry to one Fe(9), one Ga(5), and one Ga(7) atom. In the twenty-second O site, O(22) is bonded to one Fe(1), one Fe(7), one Ga(6), and one Ga(7) atom to form distorted OGa2Fe2 tetrahedra that share  a cornercorner with one O(20)GaFe4 square pyramid,  a cornercorner with one O(2)Ga2Fe2 tetrahedra,  a cornercorner with one O(14)GaFe3 tetrahedra, corners with two equivalent O(15)Ga2Fe2 tetrahedra,  an edgeedge with one O(17)GaFe4 square pyramid,  an edgeedge with one O(20)GaFe4 square pyramid, and  an edgeedge with one O(23)Ga2Fe2 tetrahedra. In the twenty-third O site, O(23) is bonded to one Fe(1), one Fe(8), one Ga(1), and one Ga(6) atom to form OGa2Fe2 tetrahedra that share  a cornercorner with one O(20)GaFe4 square pyramid,  a cornercorner with one O(15)Ga2Fe2 tetrahedra,  a cornercorner with one O(3)Ga2Fe2 tetrahedra,  an edgeedge with one O(17)GaFe4 square pyramid,  an edgeedge with one O(20)GaFe4 square pyramid, and  an edgeedge with one O(22)Ga2Fe2 tetrahedra. In the twenty-fourth O site, O(24) is bonded in a trigonal planar geometry to one Fe(1), one Ga(2), and one Ga(6) atom. is represented by the CIF file [CIF]
data_Ga7(Fe3O8)3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.179
_cell_length_b   8.863
_cell_length_c   9.548
_cell_angle_alpha   89.993
_cell_angle_beta   89.828
_cell_angle_gamma   89.902
_symmetry_Int_Tables_number   1
_cell_volume   438.256
_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
  Ga  Ga0  1  0.824  0.154  0.420  1.0
  Ga  Ga1  1  0.813  0.148  0.833  1.0
  Ga  Ga2  1  0.688  0.340  0.113  1.0
  Ga  Ga3  1  0.327  0.346  0.420  1.0
  Ga  Ga4  1  0.675  0.654  0.921  1.0
  Ga  Ga5  1  0.813  0.841  0.615  1.0
  Ga  Ga6  1  0.172  0.847  0.921  1.0
  Fe  Fe7  1  0.325  0.032  0.624  1.0
  Fe  Fe8  1  0.186  0.161  0.113  1.0
  Fe  Fe9  1  0.313  0.347  0.839  1.0
  Fe  Fe10  1  0.827  0.466  0.625  1.0
  Fe  Fe11  1  0.174  0.529  0.122  1.0
  Fe  Fe12  1  0.688  0.651  0.337  1.0
  Fe  Fe13  1  0.315  0.661  0.613  1.0
  Fe  Fe14  1  0.184  0.845  0.341  1.0
  Fe  Fe15  1  0.670  0.970  0.123  1.0
  O  O16  1  0.340  0.998  0.220  1.0
  O  O17  1  0.978  0.013  0.984  1.0
  O  O18  1  0.843  0.161  0.223  1.0
  O  O19  1  0.487  0.170  0.481  1.0
  O  O20  1  0.531  0.177  0.996  1.0
  O  O21  1  0.151  0.171  0.751  1.0
  O  O22  1  0.659  0.326  0.751  1.0
  O  O23  1  0.027  0.329  0.998  1.0
  O  O24  1  0.989  0.331  0.481  1.0
  O  O25  1  0.349  0.340  0.223  1.0
  O  O26  1  0.488  0.489  0.988  1.0
  O  O27  1  0.844  0.498  0.218  1.0
  O  O28  1  0.157  0.498  0.719  1.0
  O  O29  1  0.520  0.509  0.488  1.0
  O  O30  1  0.659  0.660  0.724  1.0
  O  O31  1  0.013  0.670  0.981  1.0
  O  O32  1  0.977  0.681  0.496  1.0
  O  O33  1  0.345  0.669  0.250  1.0
  O  O34  1  0.843  0.830  0.249  1.0
  O  O35  1  0.481  0.827  0.497  1.0
  O  O36  1  0.510  0.831  0.981  1.0
  O  O37  1  0.151  0.842  0.724  1.0
  O  O38  1  0.013  0.990  0.490  1.0
  O  O39  1  0.651  0.998  0.721  1.0
[/CIF]
.
The material described by Ga7(Fe3O8)3 crystallizes in the triclinic P1 space group. There are nine inequivalent Fe sites. In the first Fe site, Fe(1) is bonded to one O(20), one O(22), one O(23), one O(24), one O(4), and one O(6) atom to form distorted FeO6 octahedra that share  a cornercorner with one Fe(3)O6 octahedra,  a cornercorner with one Fe(6)O6 octahedra,  a cornercorner with one Ga(4)O4 tetrahedra,  a cornercorner with one Ga(7)O4 tetrahedra, corners with two equivalent Ga(1)O4 tetrahedra,  an edgeedge with one Fe(7)O6 octahedra,  an edgeedge with one Fe(8)O6 octahedra, and edges with two equivalent Ga(6)O6 octahedra. The corner-sharing octahedral tilt angles range from 12-55°. In the second Fe site, Fe(2) is bonded to one O(1), one O(10), one O(2), one O(3), one O(5), and one O(8) atom to form FeO6 octahedra that share  a cornercorner with one Fe(8)O6 octahedra,  a cornercorner with one Ga(1)O4 tetrahedra,  a cornercorner with one Ga(4)O4 tetrahedra,  a cornercorner with one Ga(7)O4 tetrahedra,  an edgeedge with one Fe(3)O6 octahedra,  an edgeedge with one Fe(5)O6 octahedra, edges with two equivalent Fe(9)O6 octahedra, and edges with two equivalent Ga(3)O6 octahedra. The corner-sharing octahedral tilt angles are 49°. In the third Fe site, Fe(3) is bonded to one O(11), one O(13), one O(5), one O(6), one O(7), and one O(8) atom to form distorted FeO6 octahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Fe(7)O6 octahedra,  a cornercorner with one Fe(9)O6 octahedra,  a cornercorner with one Ga(3)O6 octahedra, corners with two equivalent Fe(4)O6 octahedra,  a cornercorner with one Ga(5)O4 tetrahedra,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Fe(5)O6 octahedra, and  an edgeedge with one Ga(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 14-57°. In the fourth Fe site, Fe(4) is bonded to one O(13), one O(14), one O(15), one O(17), one O(7), and one O(9) atom to form distorted FeO6 octahedra that share  a cornercorner with one Fe(8)O6 octahedra, corners with two equivalent Fe(3)O6 octahedra,  a cornercorner with one Ga(1)O4 tetrahedra,  a cornercorner with one Ga(5)O4 tetrahedra, corners with two equivalent Ga(4)O4 tetrahedra,  an edgeedge with one Fe(6)O6 octahedra,  an edgeedge with one Ga(6)O6 octahedra, and edges with two equivalent Fe(7)O6 octahedra. The corner-sharing octahedral tilt angles range from 14-57°. In the fifth Fe site, Fe(5) is bonded to one O(10), one O(11), one O(12), one O(16), one O(18), and one O(8) atom to form distorted FeO6 octahedra that share  a cornercorner with one Fe(8)O6 octahedra, corners with two equivalent Fe(6)O6 octahedra,  a cornercorner with one Ga(4)O4 tetrahedra,  a cornercorner with one Ga(7)O4 tetrahedra, corners with two equivalent Ga(5)O4 tetrahedra,  an edgeedge with one Fe(2)O6 octahedra,  an edgeedge with one Fe(3)O6 octahedra, and edges with two equivalent Ga(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 51-58°. In the sixth Fe site, Fe(6) is bonded to one O(12), one O(14), one O(17), one O(18), one O(19), and one O(20) atom to form distorted FeO6 octahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Fe(7)O6 octahedra,  a cornercorner with one Fe(9)O6 octahedra,  a cornercorner with one Ga(3)O6 octahedra, corners with two equivalent Fe(5)O6 octahedra,  a cornercorner with one Ga(4)O4 tetrahedra,  an edgeedge with one Fe(4)O6 octahedra,  an edgeedge with one Fe(7)O6 octahedra,  an edgeedge with one Ga(6)O6 octahedra, and edges with two equivalent Fe(8)O6 octahedra. The corner-sharing octahedral tilt angles range from 12-58°. In the seventh Fe site, Fe(7) is bonded to one O(13), one O(14), one O(15), one O(17), one O(20), and one O(22) atom to form FeO6 octahedra that share  a cornercorner with one Fe(3)O6 octahedra,  a cornercorner with one Fe(6)O6 octahedra,  a cornercorner with one Ga(4)O4 tetrahedra,  a cornercorner with one Ga(5)O4 tetrahedra,  a cornercorner with one Ga(7)O4 tetrahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Fe(6)O6 octahedra,  an edgeedge with one Fe(8)O6 octahedra, edges with two equivalent Fe(4)O6 octahedra, and edges with two equivalent Ga(6)O6 octahedra. The corner-sharing octahedral tilt angles range from 17-50°. In the eighth Fe site, Fe(8) is bonded to one O(1), one O(17), one O(18), one O(19), one O(20), and one O(23) atom to form distorted FeO6 octahedra that share  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Fe(4)O6 octahedra,  a cornercorner with one Fe(5)O6 octahedra,  a cornercorner with one Ga(6)O6 octahedra, corners with two equivalent Fe(9)O6 octahedra,  a cornercorner with one Ga(1)O4 tetrahedra,  an edgeedge with one Fe(1)O6 octahedra,  an edgeedge with one Fe(7)O6 octahedra,  an edgeedge with one Ga(6)O6 octahedra, and edges with two equivalent Fe(6)O6 octahedra. The corner-sharing octahedral tilt angles range from 13-57°. In the ninth Fe site, Fe(9) is bonded to one O(1), one O(19), one O(2), one O(21), one O(3), and one O(5) atom to form distorted FeO6 octahedra that share  a cornercorner with one Fe(3)O6 octahedra,  a cornercorner with one Fe(6)O6 octahedra, corners with two equivalent Fe(8)O6 octahedra,  a cornercorner with one Ga(1)O4 tetrahedra,  a cornercorner with one Ga(5)O4 tetrahedra, corners with two equivalent Ga(7)O4 tetrahedra,  an edgeedge with one Ga(3)O6 octahedra, and edges with two equivalent Fe(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 14-57°. There are seven inequivalent Ga sites. In the first Ga site, Ga(1) is bonded to one O(23), one O(3), one O(4), and one O(9) atom to form GaO4 tetrahedra that share  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Fe(4)O6 octahedra,  a cornercorner with one Fe(8)O6 octahedra,  a cornercorner with one Fe(9)O6 octahedra,  a cornercorner with one Ga(3)O6 octahedra,  a cornercorner with one Ga(6)O6 octahedra, corners with two equivalent Fe(1)O6 octahedra, and corners with two equivalent Ga(4)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 56-66°. In the second Ga site, Ga(2) is bonded in a 6-coordinate geometry to one O(2), one O(24), one O(5), one O(6), one O(7), and one O(8) atom. In the third Ga site, Ga(3) is bonded to one O(10), one O(11), one O(12), one O(3), one O(5), and one O(8) atom to form GaO6 octahedra that share  a cornercorner with one Fe(3)O6 octahedra,  a cornercorner with one Fe(6)O6 octahedra,  a cornercorner with one Ga(1)O4 tetrahedra,  a cornercorner with one Ga(4)O4 tetrahedra,  a cornercorner with one Ga(5)O4 tetrahedra,  an edgeedge with one Fe(3)O6 octahedra,  an edgeedge with one Fe(9)O6 octahedra, edges with two equivalent Fe(2)O6 octahedra, and edges with two equivalent Fe(5)O6 octahedra. The corner-sharing octahedral tilt angles range from 15-50°. In the fourth Ga site, Ga(4) is bonded to one O(10), one O(14), one O(4), and one O(9) atom to form GaO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Fe(5)O6 octahedra,  a cornercorner with one Fe(6)O6 octahedra,  a cornercorner with one Fe(7)O6 octahedra,  a cornercorner with one Ga(3)O6 octahedra, corners with two equivalent Fe(4)O6 octahedra, and corners with two equivalent Ga(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 56-66°. In the fifth Ga site, Ga(5) is bonded to one O(11), one O(15), one O(16), and one O(21) atom to form GaO4 tetrahedra that share  a cornercorner with one Fe(3)O6 octahedra,  a cornercorner with one Fe(4)O6 octahedra,  a cornercorner with one Fe(7)O6 octahedra,  a cornercorner with one Fe(9)O6 octahedra,  a cornercorner with one Ga(3)O6 octahedra,  a cornercorner with one Ga(6)O6 octahedra, corners with two equivalent Fe(5)O6 octahedra, and corners with two equivalent Ga(7)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 57-67°. In the sixth Ga site, Ga(6) is bonded to one O(15), one O(17), one O(20), one O(22), one O(23), and one O(24) atom to form GaO6 octahedra that share  a cornercorner with one Fe(8)O6 octahedra,  a cornercorner with one Ga(1)O4 tetrahedra,  a cornercorner with one Ga(5)O4 tetrahedra,  a cornercorner with one Ga(7)O4 tetrahedra,  an edgeedge with one Fe(4)O6 octahedra,  an edgeedge with one Fe(6)O6 octahedra,  an edgeedge with one Fe(8)O6 octahedra, edges with two equivalent Fe(1)O6 octahedra, and edges with two equivalent Fe(7)O6 octahedra. The corner-sharing octahedral tilt angles are 13°. In the seventh Ga site, Ga(7) is bonded to one O(16), one O(2), one O(21), and one O(22) atom to form GaO4 tetrahedra that share  a cornercorner with one Fe(1)O6 octahedra,  a cornercorner with one Fe(2)O6 octahedra,  a cornercorner with one Fe(5)O6 octahedra,  a cornercorner with one Fe(7)O6 octahedra,  a cornercorner with one Ga(6)O6 octahedra, corners with two equivalent Fe(9)O6 octahedra, and corners with two equivalent Ga(5)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 56-66°. There are twenty-four inequivalent O sites. In the first O site, O(1) is bonded in a trigonal planar geometry to one Fe(2), one Fe(8), and one Fe(9) atom. In the second O site, O(2) is bonded to one Fe(2), one Fe(9), one Ga(2), and one Ga(7) atom to form OGa2Fe2 tetrahedra that share  a cornercorner with one O(5)Ga2Fe3 square pyramid,  a cornercorner with one O(10)Ga2Fe2 tetrahedra,  a cornercorner with one O(22)Ga2Fe2 tetrahedra,  an edgeedge with one O(5)Ga2Fe3 square pyramid,  an edgeedge with one O(8)Ga2Fe3 square pyramid, and  an edgeedge with one O(3)Ga2Fe2 tetrahedra. In the third O site, O(3) is bonded to one Fe(2), one Fe(9), one Ga(1), and one Ga(3) atom to form distorted OGa2Fe2 tetrahedra that share  a cornercorner with one O(5)Ga2Fe3 square pyramid,  a cornercorner with one O(11)Ga2Fe2 tetrahedra,  a cornercorner with one O(23)Ga2Fe2 tetrahedra, corners with two equivalent O(10)Ga2Fe2 tetrahedra,  an edgeedge with one O(5)Ga2Fe3 square pyramid,  an edgeedge with one O(8)Ga2Fe3 square pyramid, and  an edgeedge with one O(2)Ga2Fe2 tetrahedra. In the fourth O site, O(4) is bonded in a trigonal planar geometry to one Fe(1), one Ga(1), and one Ga(4) atom. In the fifth O site, O(5) is bonded to one Fe(2), one Fe(3), one Fe(9), one Ga(2), and one Ga(3) atom to form distorted OGa2Fe3 square pyramids that share  a cornercorner with one O(2)Ga2Fe2 tetrahedra,  a cornercorner with one O(3)Ga2Fe2 tetrahedra, edges with two equivalent O(8)Ga2Fe3 square pyramids,  an edgeedge with one O(10)Ga2Fe2 tetrahedra,  an edgeedge with one O(11)Ga2Fe2 tetrahedra,  an edgeedge with one O(2)Ga2Fe2 tetrahedra, and  an edgeedge with one O(3)Ga2Fe2 tetrahedra. In the sixth O site, O(6) is bonded in a trigonal planar geometry to one Fe(1), one Fe(3), and one Ga(2) atom. In the seventh O site, O(7) is bonded in a trigonal planar geometry to one Fe(3), one Fe(4), and one Ga(2) atom. In the eighth O site, O(8) is bonded to one Fe(2), one Fe(3), one Fe(5), one Ga(2), and one Ga(3) atom to form distorted OGa2Fe3 square pyramids that share  a cornercorner with one O(10)Ga2Fe2 tetrahedra,  a cornercorner with one O(11)Ga2Fe2 tetrahedra, edges with two equivalent O(5)Ga2Fe3 square pyramids,  an edgeedge with one O(10)Ga2Fe2 tetrahedra,  an edgeedge with one O(11)Ga2Fe2 tetrahedra,  an edgeedge with one O(2)Ga2Fe2 tetrahedra, and  an edgeedge with one O(3)Ga2Fe2 tetrahedra. In the ninth O site, O(9) is bonded in a trigonal planar geometry to one Fe(4), one Ga(1), and one Ga(4) atom. In the tenth O site, O(10) is bonded to one Fe(2), one Fe(5), one Ga(3), and one Ga(4) atom to form distorted OGa2Fe2 tetrahedra that share  a cornercorner with one O(8)Ga2Fe3 square pyramid,  a cornercorner with one O(2)Ga2Fe2 tetrahedra,  a cornercorner with one O(14)GaFe3 tetrahedra, corners with two equivalent O(3)Ga2Fe2 tetrahedra,  an edgeedge with one O(5)Ga2Fe3 square pyramid,  an edgeedge with one O(8)Ga2Fe3 square pyramid, and  an edgeedge with one O(11)Ga2Fe2 tetrahedra. In the eleventh O site, O(11) is bonded to one Fe(3), one Fe(5), one Ga(3), and one Ga(5) atom to form OGa2Fe2 tetrahedra that share  a cornercorner with one O(8)Ga2Fe3 square pyramid,  a cornercorner with one O(15)Ga2Fe2 tetrahedra,  a cornercorner with one O(3)Ga2Fe2 tetrahedra,  an edgeedge with one O(5)Ga2Fe3 square pyramid,  an edgeedge with one O(8)Ga2Fe3 square pyramid, and  an edgeedge with one O(10)Ga2Fe2 tetrahedra. In the twelfth O site, O(12) is bonded in a trigonal planar geometry to one Fe(5), one Fe(6), and one Ga(3) atom. In the thirteenth O site, O(13) is bonded in a trigonal planar geometry to one Fe(3), one Fe(4), and one Fe(7) atom. In the fourteenth O site, O(14) is bonded to one Fe(4), one Fe(6), one Fe(7), and one Ga(4) atom to form OGaFe3 tetrahedra that share  a cornercorner with one O(17)GaFe4 square pyramid,  a cornercorner with one O(10)Ga2Fe2 tetrahedra,  a cornercorner with one O(22)Ga2Fe2 tetrahedra,  an edgeedge with one O(17)GaFe4 square pyramid,  an edgeedge with one O(20)GaFe4 square pyramid, and  an edgeedge with one O(15)Ga2Fe2 tetrahedra. In the fifteenth O site, O(15) is bonded to one Fe(4), one Fe(7), one Ga(5), and one Ga(6) atom to form OGa2Fe2 tetrahedra that share  a cornercorner with one O(17)GaFe4 square pyramid,  a cornercorner with one O(11)Ga2Fe2 tetrahedra,  a cornercorner with one O(23)Ga2Fe2 tetrahedra, corners with two equivalent O(22)Ga2Fe2 tetrahedra,  an edgeedge with one O(17)GaFe4 square pyramid,  an edgeedge with one O(20)GaFe4 square pyramid, and  an edgeedge with one O(14)GaFe3 tetrahedra. In the sixteenth O site, O(16) is bonded in a trigonal planar geometry to one Fe(5), one Ga(5), and one Ga(7) atom. In the seventeenth O site, O(17) is bonded to one Fe(4), one Fe(6), one Fe(7), one Fe(8), and one Ga(6) atom to form distorted OGaFe4 square pyramids that share  a cornercorner with one O(15)Ga2Fe2 tetrahedra,  a cornercorner with one O(14)GaFe3 tetrahedra, edges with two equivalent O(20)GaFe4 square pyramids,  an edgeedge with one O(15)Ga2Fe2 tetrahedra,  an edgeedge with one O(22)Ga2Fe2 tetrahedra,  an edgeedge with one O(23)Ga2Fe2 tetrahedra, and  an edgeedge with one O(14)GaFe3 tetrahedra. In the eighteenth O site, O(18) is bonded in a trigonal planar geometry to one Fe(5), one Fe(6), and one Fe(8) atom. In the nineteenth O site, O(19) is bonded in a trigonal planar geometry to one Fe(6), one Fe(8), and one Fe(9) atom. In the twentieth O site, O(20) is bonded to one Fe(1), one Fe(6), one Fe(7), one Fe(8), and one Ga(6) atom to form OGaFe4 square pyramids that share  a cornercorner with one O(22)Ga2Fe2 tetrahedra,  a cornercorner with one O(23)Ga2Fe2 tetrahedra, edges with two equivalent O(17)GaFe4 square pyramids,  an edgeedge with one O(15)Ga2Fe2 tetrahedra,  an edgeedge with one O(22)Ga2Fe2 tetrahedra,  an edgeedge with one O(23)Ga2Fe2 tetrahedra, and  an edgeedge with one O(14)GaFe3 tetrahedra. In the twenty-first O site, O(21) is bonded in a trigonal planar geometry to one Fe(9), one Ga(5), and one Ga(7) atom. In the twenty-second O site, O(22) is bonded to one Fe(1), one Fe(7), one Ga(6), and one Ga(7) atom to form distorted OGa2Fe2 tetrahedra that share  a cornercorner with one O(20)GaFe4 square pyramid,  a cornercorner with one O(2)Ga2Fe2 tetrahedra,  a cornercorner with one O(14)GaFe3 tetrahedra, corners with two equivalent O(15)Ga2Fe2 tetrahedra,  an edgeedge with one O(17)GaFe4 square pyramid,  an edgeedge with one O(20)GaFe4 square pyramid, and  an edgeedge with one O(23)Ga2Fe2 tetrahedra. In the twenty-third O site, O(23) is bonded to one Fe(1), one Fe(8), one Ga(1), and one Ga(6) atom to form OGa2Fe2 tetrahedra that share  a cornercorner with one O(20)GaFe4 square pyramid,  a cornercorner with one O(15)Ga2Fe2 tetrahedra,  a cornercorner with one O(3)Ga2Fe2 tetrahedra,  an edgeedge with one O(17)GaFe4 square pyramid,  an edgeedge with one O(20)GaFe4 square pyramid, and  an edgeedge with one O(22)Ga2Fe2 tetrahedra. In the twenty-fourth O site, O(24) is bonded in a trigonal planar geometry to one Fe(1), one Ga(2), and one Ga(6) atom. is represented by the CIF file [CIF]
data_Ga7(Fe3O8)3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.179
_cell_length_b   8.863
_cell_length_c   9.548
_cell_angle_alpha   89.993
_cell_angle_beta   89.828
_cell_angle_gamma   89.902
_symmetry_Int_Tables_number   1
_cell_volume   438.256
_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
  Ga  Ga0  1  0.824  0.154  0.420  1.0
  Ga  Ga1  1  0.813  0.148  0.833  1.0
  Ga  Ga2  1  0.688  0.340  0.113  1.0
  Ga  Ga3  1  0.327  0.346  0.420  1.0
  Ga  Ga4  1  0.675  0.654  0.921  1.0
  Ga  Ga5  1  0.813  0.841  0.615  1.0
  Ga  Ga6  1  0.172  0.847  0.921  1.0
  Fe  Fe7  1  0.325  0.032  0.624  1.0
  Fe  Fe8  1  0.186  0.161  0.113  1.0
  Fe  Fe9  1  0.313  0.347  0.839  1.0
  Fe  Fe10  1  0.827  0.466  0.625  1.0
  Fe  Fe11  1  0.174  0.529  0.122  1.0
  Fe  Fe12  1  0.688  0.651  0.337  1.0
  Fe  Fe13  1  0.315  0.661  0.613  1.0
  Fe  Fe14  1  0.184  0.845  0.341  1.0
  Fe  Fe15  1  0.670  0.970  0.123  1.0
  O  O16  1  0.340  0.998  0.220  1.0
  O  O17  1  0.978  0.013  0.984  1.0
  O  O18  1  0.843  0.161  0.223  1.0
  O  O19  1  0.487  0.170  0.481  1.0
  O  O20  1  0.531  0.177  0.996  1.0
  O  O21  1  0.151  0.171  0.751  1.0
  O  O22  1  0.659  0.326  0.751  1.0
  O  O23  1  0.027  0.329  0.998  1.0
  O  O24  1  0.989  0.331  0.481  1.0
  O  O25  1  0.349  0.340  0.223  1.0
  O  O26  1  0.488  0.489  0.988  1.0
  O  O27  1  0.844  0.498  0.218  1.0
  O  O28  1  0.157  0.498  0.719  1.0
  O  O29  1  0.520  0.509  0.488  1.0
  O  O30  1  0.659  0.660  0.724  1.0
  O  O31  1  0.013  0.670  0.981  1.0
  O  O32  1  0.977  0.681  0.496  1.0
  O  O33  1  0.345  0.669  0.250  1.0
  O  O34  1  0.843  0.830  0.249  1.0
  O  O35  1  0.481  0.827  0.497  1.0
  O  O36  1  0.510  0.831  0.981  1.0
  O  O37  1  0.151  0.842  0.724  1.0
  O  O38  1  0.013  0.990  0.490  1.0
  O  O39  1  0.651  0.998  0.721  1.0
[/CIF]
.