The structure described by BaDyFe4O7 is Hausmannite-derived structured and crystallizes in the monoclinic P2_1 space group. Ba(1) is bonded in a 6-coordinate geometry to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom. Dy(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 DyO6 octahedra that share corners with three equivalent Fe(1)O4 tetrahedra, corners with three equivalent Fe(2)O4 tetrahedra, corners with three equivalent Fe(3)O4 tetrahedra, and corners with three equivalent Fe(4)O4 tetrahedra. There are four inequivalent Fe sites. In the first Fe site, Fe(1) is bonded to one O(2), one O(4), one O(6), and one O(7) atom to form FeO4 tetrahedra that share corners with three equivalent Dy(1)O6 octahedra, corners with two equivalent Fe(2)O4 tetrahedra, corners with two equivalent Fe(3)O4 tetrahedra, and corners with two equivalent Fe(4)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 47-58°. In the second Fe site, Fe(2) is bonded to one O(1), one O(3), one O(6), and one O(7) atom to form FeO4 tetrahedra that share corners with three equivalent Dy(1)O6 octahedra, corners with two equivalent Fe(1)O4 tetrahedra, corners with two equivalent Fe(3)O4 tetrahedra, and corners with two equivalent Fe(4)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 53-67°. In the third Fe site, Fe(3) is bonded to one O(1), one O(4), one O(5), and one O(7) atom to form FeO4 tetrahedra that share corners with three equivalent Dy(1)O6 octahedra, corners with two equivalent Fe(1)O4 tetrahedra, corners with two equivalent Fe(2)O4 tetrahedra, and corners with two equivalent Fe(4)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 52-67°. In the fourth Fe site, Fe(4) is bonded to one O(2), one O(3), one O(5), and one O(7) atom to form FeO4 tetrahedra that share corners with three equivalent Dy(1)O6 octahedra, corners with two equivalent Fe(1)O4 tetrahedra, corners with two equivalent Fe(2)O4 tetrahedra, and corners with two equivalent Fe(3)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 48-64°. There are seven inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one Ba(1), one Dy(1), one Fe(2), and one Fe(3) atom. In the second O site, O(2) is bonded in a 3-coordinate geometry to one Ba(1), one Dy(1), one Fe(1), and one Fe(4) atom. In the third O site, O(3) is bonded to one Ba(1), one Dy(1), one Fe(2), and one Fe(4) atom to form distorted OBaDyFe2 tetrahedra that share corners with two equivalent O(7)Fe4 tetrahedra and corners with three equivalent O(5)BaDyFe2 tetrahedra. In the fourth O site, O(4) is bonded in a 4-coordinate geometry to one Ba(1), one Dy(1), one Fe(1), and one Fe(3) atom. In the fifth O site, O(5) is bonded to one Ba(1), one Dy(1), one Fe(3), and one Fe(4) atom to form distorted OBaDyFe2 tetrahedra that share corners with two equivalent O(7)Fe4 tetrahedra and corners with three equivalent O(3)BaDyFe2 tetrahedra. In the sixth O site, O(6) is bonded in a 4-coordinate geometry to one Ba(1), one Dy(1), one Fe(1), and one Fe(2) atom. In the seventh O site, O(7) is bonded to one Fe(1), one Fe(2), one Fe(3), and one Fe(4) atom to form corner-sharing OFe4 tetrahedra. is represented by the CIF file [CIF]
data_BaDyFe4O7
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.378
_cell_length_b   6.295
_cell_length_c   6.449
_cell_angle_alpha   88.478
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   380.556
_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  0.002  0.762  0.729  1.0
  Ba  Ba1  1  0.502  0.238  0.271  1.0
  Dy  Dy2  1  0.752  0.254  0.749  1.0
  Dy  Dy3  1  0.252  0.746  0.251  1.0
  Fe  Fe4  1  0.368  0.005  0.732  1.0
  Fe  Fe5  1  0.868  0.995  0.268  1.0
  Fe  Fe6  1  0.125  0.272  0.498  1.0
  Fe  Fe7  1  0.625  0.728  0.502  1.0
  Fe  Fe8  1  0.122  0.230  0.992  1.0
  Fe  Fe9  1  0.622  0.770  0.008  1.0
  Fe  Fe10  1  0.357  0.481  0.782  1.0
  Fe  Fe11  1  0.857  0.519  0.218  1.0
  O  O12  1  0.991  0.228  0.748  1.0
  O  O13  1  0.491  0.772  0.252  1.0
  O  O14  1  0.501  0.237  0.737  1.0
  O  O15  1  0.001  0.763  0.263  1.0
  O  O16  1  0.227  0.541  0.544  1.0
  O  O17  1  0.727  0.459  0.456  1.0
  O  O18  1  0.231  0.949  0.949  1.0
  O  O19  1  0.731  0.051  0.051  1.0
  O  O20  1  0.278  0.441  0.063  1.0
  O  O21  1  0.778  0.559  0.937  1.0
  O  O22  1  0.273  0.031  0.467  1.0
  O  O23  1  0.773  0.969  0.533  1.0
  O  O24  1  0.490  0.755  0.749  1.0
  O  O25  1  0.990  0.245  0.251  1.0
[/CIF]
.
The structure described by BaDyFe4O7 is Hausmannite-derived structured and crystallizes in the monoclinic P2_1 space group. Ba(1) is bonded in a 6-coordinate geometry to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom. Dy(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 DyO6 octahedra that share corners with three equivalent Fe(1)O4 tetrahedra, corners with three equivalent Fe(2)O4 tetrahedra, corners with three equivalent Fe(3)O4 tetrahedra, and corners with three equivalent Fe(4)O4 tetrahedra. There are four inequivalent Fe sites. In the first Fe site, Fe(1) is bonded to one O(2), one O(4), one O(6), and one O(7) atom to form FeO4 tetrahedra that share corners with three equivalent Dy(1)O6 octahedra, corners with two equivalent Fe(2)O4 tetrahedra, corners with two equivalent Fe(3)O4 tetrahedra, and corners with two equivalent Fe(4)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 47-58°. In the second Fe site, Fe(2) is bonded to one O(1), one O(3), one O(6), and one O(7) atom to form FeO4 tetrahedra that share corners with three equivalent Dy(1)O6 octahedra, corners with two equivalent Fe(1)O4 tetrahedra, corners with two equivalent Fe(3)O4 tetrahedra, and corners with two equivalent Fe(4)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 53-67°. In the third Fe site, Fe(3) is bonded to one O(1), one O(4), one O(5), and one O(7) atom to form FeO4 tetrahedra that share corners with three equivalent Dy(1)O6 octahedra, corners with two equivalent Fe(1)O4 tetrahedra, corners with two equivalent Fe(2)O4 tetrahedra, and corners with two equivalent Fe(4)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 52-67°. In the fourth Fe site, Fe(4) is bonded to one O(2), one O(3), one O(5), and one O(7) atom to form FeO4 tetrahedra that share corners with three equivalent Dy(1)O6 octahedra, corners with two equivalent Fe(1)O4 tetrahedra, corners with two equivalent Fe(2)O4 tetrahedra, and corners with two equivalent Fe(3)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 48-64°. There are seven inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one Ba(1), one Dy(1), one Fe(2), and one Fe(3) atom. In the second O site, O(2) is bonded in a 3-coordinate geometry to one Ba(1), one Dy(1), one Fe(1), and one Fe(4) atom. In the third O site, O(3) is bonded to one Ba(1), one Dy(1), one Fe(2), and one Fe(4) atom to form distorted OBaDyFe2 tetrahedra that share corners with two equivalent O(7)Fe4 tetrahedra and corners with three equivalent O(5)BaDyFe2 tetrahedra. In the fourth O site, O(4) is bonded in a 4-coordinate geometry to one Ba(1), one Dy(1), one Fe(1), and one Fe(3) atom. In the fifth O site, O(5) is bonded to one Ba(1), one Dy(1), one Fe(3), and one Fe(4) atom to form distorted OBaDyFe2 tetrahedra that share corners with two equivalent O(7)Fe4 tetrahedra and corners with three equivalent O(3)BaDyFe2 tetrahedra. In the sixth O site, O(6) is bonded in a 4-coordinate geometry to one Ba(1), one Dy(1), one Fe(1), and one Fe(2) atom. In the seventh O site, O(7) is bonded to one Fe(1), one Fe(2), one Fe(3), and one Fe(4) atom to form corner-sharing OFe4 tetrahedra. is represented by the CIF file [CIF]
data_BaDyFe4O7
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.378
_cell_length_b   6.295
_cell_length_c   6.449
_cell_angle_alpha   88.478
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   380.556
_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  0.002  0.762  0.729  1.0
  Ba  Ba1  1  0.502  0.238  0.271  1.0
  Dy  Dy2  1  0.752  0.254  0.749  1.0
  Dy  Dy3  1  0.252  0.746  0.251  1.0
  Fe  Fe4  1  0.368  0.005  0.732  1.0
  Fe  Fe5  1  0.868  0.995  0.268  1.0
  Fe  Fe6  1  0.125  0.272  0.498  1.0
  Fe  Fe7  1  0.625  0.728  0.502  1.0
  Fe  Fe8  1  0.122  0.230  0.992  1.0
  Fe  Fe9  1  0.622  0.770  0.008  1.0
  Fe  Fe10  1  0.357  0.481  0.782  1.0
  Fe  Fe11  1  0.857  0.519  0.218  1.0
  O  O12  1  0.991  0.228  0.748  1.0
  O  O13  1  0.491  0.772  0.252  1.0
  O  O14  1  0.501  0.237  0.737  1.0
  O  O15  1  0.001  0.763  0.263  1.0
  O  O16  1  0.227  0.541  0.544  1.0
  O  O17  1  0.727  0.459  0.456  1.0
  O  O18  1  0.231  0.949  0.949  1.0
  O  O19  1  0.731  0.051  0.051  1.0
  O  O20  1  0.278  0.441  0.063  1.0
  O  O21  1  0.778  0.559  0.937  1.0
  O  O22  1  0.273  0.031  0.467  1.0
  O  O23  1  0.773  0.969  0.533  1.0
  O  O24  1  0.490  0.755  0.749  1.0
  O  O25  1  0.990  0.245  0.251  1.0
[/CIF]
.