The compound described by MgFe(SbO3)4 crystallizes in the triclinic P1 space group. Mg(1) is bonded in a 6-coordinate geometry to one O(10), one O(2), one O(5), one O(6), one O(8), and one O(9) atom. Fe(1) is bonded in a 6-coordinate geometry to one O(1), one O(11), one O(4), one O(7), one O(8), and one O(9) atom. There are four inequivalent Sb sites. In the first Sb site, Sb(1) is bonded to one O(10), one O(11), one O(2), one O(3), one O(5), and one O(8) atom to form corner-sharing SbO6 octahedra. The corner-sharing octahedral tilt angles range from 33-42°. In the second Sb site, Sb(2) is bonded to one O(1), one O(12), one O(4), one O(6), one O(7), and one O(9) atom to form corner-sharing SbO6 octahedra. The corner-sharing octahedral tilt angles range from 35-42°. In the third Sb site, Sb(3) is bonded to one O(1), one O(11), one O(12), one O(2), one O(4), and one O(9) atom to form corner-sharing SbO6 octahedra. The corner-sharing octahedral tilt angles range from 35-41°. In the fourth Sb site, Sb(4) is bonded to one O(10), one O(3), one O(5), one O(6), one O(7), and one O(8) atom to form corner-sharing SbO6 octahedra. The corner-sharing octahedral tilt angles range from 33-42°. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a T-shaped geometry to one Fe(1), one Sb(2), and one Sb(3) atom. In the second O site, O(2) is bonded in a T-shaped geometry to one Mg(1), one Sb(1), and one Sb(3) atom. In the third O site, O(3) is bonded in a bent 150 degrees geometry to one Sb(1) and one Sb(4) atom. In the fourth O site, O(4) is bonded in a distorted trigonal planar geometry to one Fe(1), one Sb(2), and one Sb(3) atom. In the fifth O site, O(5) is bonded in a distorted trigonal planar geometry to one Mg(1), one Sb(1), and one Sb(4) atom. In the sixth O site, O(6) is bonded in a distorted trigonal planar geometry to one Mg(1), one Sb(2), and one Sb(4) atom. In the seventh O site, O(7) is bonded in a distorted trigonal planar geometry to one Fe(1), one Sb(2), and one Sb(4) atom. In the eighth O site, O(8) is bonded in a distorted see-saw-like geometry to one Mg(1), one Fe(1), one Sb(1), and one Sb(4) atom. In the ninth O site, O(9) is bonded in a distorted see-saw-like geometry to one Mg(1), one Fe(1), one Sb(2), and one Sb(3) atom. In the tenth O site, O(10) is bonded in a T-shaped geometry to one Mg(1), one Sb(1), and one Sb(4) atom. In the eleventh O site, O(11) is bonded in a T-shaped geometry to one Fe(1), one Sb(1), and one Sb(3) atom. In the twelfth O site, O(12) is bonded in a bent 150 degrees geometry to one Sb(2) and one Sb(3) atom. is represented by the CIF file [CIF]
data_MgFe(SbO3)4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.530
_cell_length_b   11.028
_cell_length_c   9.677
_cell_angle_alpha   28.562
_cell_angle_beta   51.826
_cell_angle_gamma   57.135
_symmetry_Int_Tables_number   1
_cell_volume   221.826
_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
  Mg  Mg0  1  0.798  0.000  0.779  1.0
  Fe  Fe1  1  0.294  0.997  0.281  1.0
  Sb  Sb2  1  0.011  0.005  0.983  1.0
  Sb  Sb3  1  0.976  0.497  0.999  1.0
  Sb  Sb4  1  0.504  0.995  0.494  1.0
  Sb  Sb5  1  0.483  0.502  0.490  1.0
  O  O6  1  0.345  0.286  0.134  1.0
  O  O7  1  0.209  0.112  0.626  1.0
  O  O8  1  0.119  0.313  0.740  1.0
  O  O9  1  0.873  0.184  0.238  1.0
  O  O10  1  0.382  0.817  0.100  1.0
  O  O11  1  0.729  0.364  0.378  1.0
  O  O12  1  0.232  0.627  0.614  1.0
  O  O13  1  0.629  0.179  0.853  1.0
  O  O14  1  0.113  0.818  0.725  1.0
  O  O15  1  0.846  0.719  0.200  1.0
  O  O16  1  0.711  0.887  0.351  1.0
  O  O17  1  0.616  0.686  0.866  1.0
[/CIF]
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The compound described by MgFe(SbO3)4 crystallizes in the triclinic P1 space group. Mg(1) is bonded in a 6-coordinate geometry to one O(10), one O(2), one O(5), one O(6), one O(8), and one O(9) atom. Fe(1) is bonded in a 6-coordinate geometry to one O(1), one O(11), one O(4), one O(7), one O(8), and one O(9) atom. There are four inequivalent Sb sites. In the first Sb site, Sb(1) is bonded to one O(10), one O(11), one O(2), one O(3), one O(5), and one O(8) atom to form corner-sharing SbO6 octahedra. The corner-sharing octahedral tilt angles range from 33-42°. In the second Sb site, Sb(2) is bonded to one O(1), one O(12), one O(4), one O(6), one O(7), and one O(9) atom to form corner-sharing SbO6 octahedra. The corner-sharing octahedral tilt angles range from 35-42°. In the third Sb site, Sb(3) is bonded to one O(1), one O(11), one O(12), one O(2), one O(4), and one O(9) atom to form corner-sharing SbO6 octahedra. The corner-sharing octahedral tilt angles range from 35-41°. In the fourth Sb site, Sb(4) is bonded to one O(10), one O(3), one O(5), one O(6), one O(7), and one O(8) atom to form corner-sharing SbO6 octahedra. The corner-sharing octahedral tilt angles range from 33-42°. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a T-shaped geometry to one Fe(1), one Sb(2), and one Sb(3) atom. In the second O site, O(2) is bonded in a T-shaped geometry to one Mg(1), one Sb(1), and one Sb(3) atom. In the third O site, O(3) is bonded in a bent 150 degrees geometry to one Sb(1) and one Sb(4) atom. In the fourth O site, O(4) is bonded in a distorted trigonal planar geometry to one Fe(1), one Sb(2), and one Sb(3) atom. In the fifth O site, O(5) is bonded in a distorted trigonal planar geometry to one Mg(1), one Sb(1), and one Sb(4) atom. In the sixth O site, O(6) is bonded in a distorted trigonal planar geometry to one Mg(1), one Sb(2), and one Sb(4) atom. In the seventh O site, O(7) is bonded in a distorted trigonal planar geometry to one Fe(1), one Sb(2), and one Sb(4) atom. In the eighth O site, O(8) is bonded in a distorted see-saw-like geometry to one Mg(1), one Fe(1), one Sb(1), and one Sb(4) atom. In the ninth O site, O(9) is bonded in a distorted see-saw-like geometry to one Mg(1), one Fe(1), one Sb(2), and one Sb(3) atom. In the tenth O site, O(10) is bonded in a T-shaped geometry to one Mg(1), one Sb(1), and one Sb(4) atom. In the eleventh O site, O(11) is bonded in a T-shaped geometry to one Fe(1), one Sb(1), and one Sb(3) atom. In the twelfth O site, O(12) is bonded in a bent 150 degrees geometry to one Sb(2) and one Sb(3) atom. is represented by the CIF file [CIF]
data_MgFe(SbO3)4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.530
_cell_length_b   11.028
_cell_length_c   9.677
_cell_angle_alpha   28.562
_cell_angle_beta   51.826
_cell_angle_gamma   57.135
_symmetry_Int_Tables_number   1
_cell_volume   221.826
_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
  Mg  Mg0  1  0.798  0.000  0.779  1.0
  Fe  Fe1  1  0.294  0.997  0.281  1.0
  Sb  Sb2  1  0.011  0.005  0.983  1.0
  Sb  Sb3  1  0.976  0.497  0.999  1.0
  Sb  Sb4  1  0.504  0.995  0.494  1.0
  Sb  Sb5  1  0.483  0.502  0.490  1.0
  O  O6  1  0.345  0.286  0.134  1.0
  O  O7  1  0.209  0.112  0.626  1.0
  O  O8  1  0.119  0.313  0.740  1.0
  O  O9  1  0.873  0.184  0.238  1.0
  O  O10  1  0.382  0.817  0.100  1.0
  O  O11  1  0.729  0.364  0.378  1.0
  O  O12  1  0.232  0.627  0.614  1.0
  O  O13  1  0.629  0.179  0.853  1.0
  O  O14  1  0.113  0.818  0.725  1.0
  O  O15  1  0.846  0.719  0.200  1.0
  O  O16  1  0.711  0.887  0.351  1.0
  O  O17  1  0.616  0.686  0.866  1.0
[/CIF]
.