The structure described by La4FeGa3O12 crystallizes in the triclinic P-1 space group. There are two inequivalent La sites. In the first La site, La(1) is bonded in a 9-coordinate geometry to one O(2), one O(5), two equivalent O(1), two equivalent O(6), and three equivalent O(4) atoms. In the second La site, La(2) is bonded in a 9-coordinate geometry to one O(1), one O(6), two equivalent O(2), two equivalent O(5), and three equivalent O(3) atoms. Fe(1) is bonded to two equivalent O(2), two equivalent O(3), and two equivalent O(5) atoms to form FeO6 octahedra that share corners with six equivalent Ga(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 22-23°. There are two inequivalent Ga sites. In the first Ga site, Ga(1) is bonded to two equivalent O(1), two equivalent O(4), and two equivalent O(6) atoms to form corner-sharing GaO6 octahedra. The corner-sharing octahedral tilt angles are 23°. In the second Ga site, Ga(2) 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 GaO6 octahedra that share corners with three equivalent Fe(1)O6 octahedra and corners with three equivalent Ga(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 22-23°. There are six inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one La(2), two equivalent La(1), one Ga(1), and one Ga(2) atom. In the second O site, O(2) is bonded in a 3-coordinate geometry to one La(1), two equivalent La(2), one Fe(1), and one Ga(2) atom. In the third O site, O(3) is bonded in a 3-coordinate geometry to three equivalent La(2), one Fe(1), and one Ga(2) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to three equivalent La(1), one Ga(1), and one Ga(2) atom. In the fifth O site, O(5) is bonded in a 3-coordinate geometry to one La(1), two equivalent La(2), one Fe(1), and one Ga(2) atom. In the sixth O site, O(6) is bonded in a 3-coordinate geometry to one La(2), two equivalent La(1), one Ga(1), and one Ga(2) atom. is represented by the CIF card [CIF]
data_La4Ga3FeO12
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.537
_cell_length_b   5.537
_cell_length_c   9.671
_cell_angle_alpha   106.213
_cell_angle_beta   90.813
_cell_angle_gamma   119.164
_symmetry_Int_Tables_number   1
_cell_volume   244.584
_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
  Fe  Fe0  1  0.500  0.000  0.500  1.0
  Ga  Ga1  1  1.000  1.000  1.000  1.0
  Ga  Ga2  1  0.251  0.501  0.751  1.0
  Ga  Ga3  1  0.749  0.499  0.249  1.0
  La  La4  1  0.625  0.250  0.875  1.0
  La  La5  1  0.375  0.750  0.125  1.0
  La  La6  1  0.125  0.251  0.375  1.0
  La  La7  1  0.875  0.749  0.625  1.0
  O  O8  1  0.055  0.680  0.875  1.0
  O  O9  1  0.945  0.320  0.125  1.0
  O  O10  1  0.556  0.678  0.374  1.0
  O  O11  1  0.444  0.322  0.626  1.0
  O  O12  1  0.913  0.252  0.591  1.0
  O  O13  1  0.087  0.748  0.409  1.0
  O  O14  1  0.409  0.249  0.090  1.0
  O  O15  1  0.591  0.751  0.910  1.0
  O  O16  1  0.409  0.819  0.661  1.0
  O  O17  1  0.591  0.181  0.339  1.0
  O  O18  1  0.910  0.820  0.160  1.0
  O  O19  1  0.090  0.180  0.840  1.0
[/CIF]
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The structure described by La4FeGa3O12 crystallizes in the triclinic P-1 space group. There are two inequivalent La sites. In the first La site, La(1) is bonded in a 9-coordinate geometry to one O(2), one O(5), two equivalent O(1), two equivalent O(6), and three equivalent O(4) atoms. In the second La site, La(2) is bonded in a 9-coordinate geometry to one O(1), one O(6), two equivalent O(2), two equivalent O(5), and three equivalent O(3) atoms. Fe(1) is bonded to two equivalent O(2), two equivalent O(3), and two equivalent O(5) atoms to form FeO6 octahedra that share corners with six equivalent Ga(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 22-23°. There are two inequivalent Ga sites. In the first Ga site, Ga(1) is bonded to two equivalent O(1), two equivalent O(4), and two equivalent O(6) atoms to form corner-sharing GaO6 octahedra. The corner-sharing octahedral tilt angles are 23°. In the second Ga site, Ga(2) 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 GaO6 octahedra that share corners with three equivalent Fe(1)O6 octahedra and corners with three equivalent Ga(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 22-23°. There are six inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one La(2), two equivalent La(1), one Ga(1), and one Ga(2) atom. In the second O site, O(2) is bonded in a 3-coordinate geometry to one La(1), two equivalent La(2), one Fe(1), and one Ga(2) atom. In the third O site, O(3) is bonded in a 3-coordinate geometry to three equivalent La(2), one Fe(1), and one Ga(2) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to three equivalent La(1), one Ga(1), and one Ga(2) atom. In the fifth O site, O(5) is bonded in a 3-coordinate geometry to one La(1), two equivalent La(2), one Fe(1), and one Ga(2) atom. In the sixth O site, O(6) is bonded in a 3-coordinate geometry to one La(2), two equivalent La(1), one Ga(1), and one Ga(2) atom. is represented by the CIF card [CIF]
data_La4Ga3FeO12
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.537
_cell_length_b   5.537
_cell_length_c   9.671
_cell_angle_alpha   106.213
_cell_angle_beta   90.813
_cell_angle_gamma   119.164
_symmetry_Int_Tables_number   1
_cell_volume   244.584
_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
  Fe  Fe0  1  0.500  0.000  0.500  1.0
  Ga  Ga1  1  1.000  1.000  1.000  1.0
  Ga  Ga2  1  0.251  0.501  0.751  1.0
  Ga  Ga3  1  0.749  0.499  0.249  1.0
  La  La4  1  0.625  0.250  0.875  1.0
  La  La5  1  0.375  0.750  0.125  1.0
  La  La6  1  0.125  0.251  0.375  1.0
  La  La7  1  0.875  0.749  0.625  1.0
  O  O8  1  0.055  0.680  0.875  1.0
  O  O9  1  0.945  0.320  0.125  1.0
  O  O10  1  0.556  0.678  0.374  1.0
  O  O11  1  0.444  0.322  0.626  1.0
  O  O12  1  0.913  0.252  0.591  1.0
  O  O13  1  0.087  0.748  0.409  1.0
  O  O14  1  0.409  0.249  0.090  1.0
  O  O15  1  0.591  0.751  0.910  1.0
  O  O16  1  0.409  0.819  0.661  1.0
  O  O17  1  0.591  0.181  0.339  1.0
  O  O18  1  0.910  0.820  0.160  1.0
  O  O19  1  0.090  0.180  0.840  1.0
[/CIF]
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