The compound described by MgMn2(SbO3)4 crystallizes in the triclinic P1 space group. Mg(1) is bonded to one O(1), one O(10), one O(12), one O(2), one O(4), and one O(8) atom to form MgO6 octahedra that share  a cornercorner with one Mn(1)O5 trigonal bipyramid,  a cornercorner with one Sb(4)O5 trigonal bipyramid, corners with two equivalent Mn(2)O5 trigonal bipyramids,  an edgeedge with one Sb(2)O6 octahedra,  an edgeedge with one Sb(3)O6 octahedra, edges with two equivalent Sb(1)O6 octahedra,  an edgeedge with one Mn(1)O5 trigonal bipyramid, and  an edgeedge with one Sb(4)O5 trigonal bipyramid. There are two inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(1), one O(12), one O(3), one O(4), and one O(5) atom to form distorted MnO5 trigonal bipyramids that share  a cornercorner with one Mg(1)O6 octahedra, corners with two equivalent Sb(1)O6 octahedra, corners with two equivalent Sb(2)O6 octahedra, corners with two equivalent Sb(3)O6 octahedra,  an edgeedge with one Mg(1)O6 octahedra,  an edgeedge with one Mn(2)O5 trigonal bipyramid, and  an edgeedge with one Sb(4)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles range from 50-58°. In the second Mn site, Mn(2) is bonded to one O(4), one O(5), one O(7), one O(8), and one O(9) atom to form distorted MnO5 trigonal bipyramids that share corners with two equivalent Mg(1)O6 octahedra, corners with two equivalent Sb(1)O6 octahedra, corners with two equivalent Sb(2)O6 octahedra, corners with two equivalent Sb(3)O6 octahedra,  an edgeedge with one Mn(1)O5 trigonal bipyramid, and  an edgeedge with one Sb(4)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles range from 35-63°. 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(4), and one O(8) atom to form SbO6 octahedra that share corners with two equivalent Mn(1)O5 trigonal bipyramids, corners with two equivalent Mn(2)O5 trigonal bipyramids, corners with two equivalent Sb(4)O5 trigonal bipyramids,  an edgeedge with one Sb(2)O6 octahedra,  an edgeedge with one Sb(3)O6 octahedra, and edges with two equivalent Mg(1)O6 octahedra. In the second Sb site, Sb(2) is bonded to one O(12), one O(2), one O(3), one O(6), one O(7), and one O(9) atom to form SbO6 octahedra that share corners with two equivalent Mn(1)O5 trigonal bipyramids, corners with two equivalent Mn(2)O5 trigonal bipyramids, corners with two equivalent Sb(4)O5 trigonal bipyramids,  an edgeedge with one Mg(1)O6 octahedra,  an edgeedge with one Sb(1)O6 octahedra, and  an edgeedge with one Sb(3)O6 octahedra. In the third Sb site, Sb(3) is bonded to one O(1), one O(10), one O(11), one O(5), one O(6), and one O(7) atom to form SbO6 octahedra that share corners with two equivalent Mn(1)O5 trigonal bipyramids, corners with two equivalent Mn(2)O5 trigonal bipyramids, corners with two equivalent Sb(4)O5 trigonal bipyramids,  an edgeedge with one Mg(1)O6 octahedra,  an edgeedge with one Sb(1)O6 octahedra, and  an edgeedge with one Sb(2)O6 octahedra. In the fourth Sb site, Sb(4) is bonded to one O(1), one O(11), one O(12), one O(8), and one O(9) atom to form distorted SbO5 trigonal bipyramids that share  a cornercorner with one Mg(1)O6 octahedra, corners with two equivalent Sb(1)O6 octahedra, corners with two equivalent Sb(2)O6 octahedra, corners with two equivalent Sb(3)O6 octahedra,  an edgeedge with one Mg(1)O6 octahedra,  an edgeedge with one Mn(1)O5 trigonal bipyramid, and  an edgeedge with one Mn(2)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles range from 51-63°. There are twelve inequivalent O sites. In the first O site, O(1) is bonded to one Mg(1), one Mn(1), one Sb(3), and one Sb(4) atom to form distorted OMgMnSb2 trigonal pyramids that share  a cornercorner with one O(12)MgMnSb2 trigonal pyramid,  an edgeedge with one O(4)MgMn2Sb trigonal pyramid, and  an edgeedge with one O(12)MgMnSb2 trigonal pyramid. In the second O site, O(2) is bonded in a distorted trigonal non-coplanar geometry to one Mg(1), one Sb(1), and one Sb(2) atom. In the third O site, O(3) is bonded in a trigonal planar geometry to one Mn(1), one Sb(1), and one Sb(2) atom. In the fourth O site, O(4) is bonded to one Mg(1), one Mn(1), one Mn(2), and one Sb(1) atom to form a mixture of distorted corner and edge-sharing OMgMn2Sb trigonal pyramids. In the fifth O site, O(5) is bonded in a trigonal planar geometry to one Mn(1), one Mn(2), and one Sb(3) atom. In the sixth O site, O(6) is bonded in a water-like geometry to one Sb(2) and one Sb(3) atom. In the seventh O site, O(7) is bonded in a distorted trigonal planar geometry to one Mn(2), one Sb(2), and one Sb(3) atom. In the eighth O site, O(8) is bonded in a distorted see-saw-like geometry to one Mg(1), one Mn(2), one Sb(1), and one Sb(4) atom. In the ninth O site, O(9) is bonded in a distorted trigonal planar geometry to one Mn(2), one Sb(2), and one Sb(4) atom. In the tenth O site, O(10) is bonded in a distorted trigonal non-coplanar geometry to one Mg(1), one Sb(1), and one Sb(3) atom. In the eleventh O site, O(11) is bonded in a trigonal planar geometry to one Sb(1), one Sb(3), and one Sb(4) atom. In the twelfth O site, O(12) is bonded to one Mg(1), one Mn(1), one Sb(2), and one Sb(4) atom to form distorted OMgMnSb2 trigonal pyramids that share  a cornercorner with one O(1)MgMnSb2 trigonal pyramid, corners with two equivalent O(4)MgMn2Sb trigonal pyramids, and  an edgeedge with one O(1)MgMnSb2 trigonal pyramid. is represented by the CIF file [CIF]
data_MgMn2(SbO3)4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.347
_cell_length_b   6.184
_cell_length_c   6.170
_cell_angle_alpha   84.268
_cell_angle_beta   58.743
_cell_angle_gamma   59.847
_symmetry_Int_Tables_number   1
_cell_volume   257.323
_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  0.997  0.501  0.989  1.0
  Mn  Mn1  1  0.165  0.592  0.413  1.0
  Mn  Mn2  1  0.496  0.432  0.547  1.0
  Sb  Sb3  1  0.998  0.992  0.002  1.0
  Sb  Sb4  1  0.337  0.004  0.984  1.0
  Sb  Sb5  1  0.645  0.017  0.019  1.0
  Sb  Sb6  1  0.833  0.425  0.580  1.0
  O  O7  1  0.869  0.660  0.761  1.0
  O  O8  1  0.184  0.124  0.803  1.0
  O  O9  1  0.142  0.882  0.194  1.0
  O  O10  1  0.176  0.654  0.760  1.0
  O  O11  1  0.459  0.337  0.275  1.0
  O  O12  1  0.467  0.880  0.181  1.0
  O  O13  1  0.528  0.133  0.794  1.0
  O  O14  1  0.809  0.337  0.243  1.0
  O  O15  1  0.532  0.669  0.725  1.0
  O  O16  1  0.803  0.873  0.197  1.0
  O  O17  1  0.850  0.122  0.812  1.0
  O  O18  1  0.127  0.365  0.212  1.0
[/CIF]
.
The compound described by MgMn2(SbO3)4 crystallizes in the triclinic P1 space group. Mg(1) is bonded to one O(1), one O(10), one O(12), one O(2), one O(4), and one O(8) atom to form MgO6 octahedra that share  a cornercorner with one Mn(1)O5 trigonal bipyramid,  a cornercorner with one Sb(4)O5 trigonal bipyramid, corners with two equivalent Mn(2)O5 trigonal bipyramids,  an edgeedge with one Sb(2)O6 octahedra,  an edgeedge with one Sb(3)O6 octahedra, edges with two equivalent Sb(1)O6 octahedra,  an edgeedge with one Mn(1)O5 trigonal bipyramid, and  an edgeedge with one Sb(4)O5 trigonal bipyramid. There are two inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(1), one O(12), one O(3), one O(4), and one O(5) atom to form distorted MnO5 trigonal bipyramids that share  a cornercorner with one Mg(1)O6 octahedra, corners with two equivalent Sb(1)O6 octahedra, corners with two equivalent Sb(2)O6 octahedra, corners with two equivalent Sb(3)O6 octahedra,  an edgeedge with one Mg(1)O6 octahedra,  an edgeedge with one Mn(2)O5 trigonal bipyramid, and  an edgeedge with one Sb(4)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles range from 50-58°. In the second Mn site, Mn(2) is bonded to one O(4), one O(5), one O(7), one O(8), and one O(9) atom to form distorted MnO5 trigonal bipyramids that share corners with two equivalent Mg(1)O6 octahedra, corners with two equivalent Sb(1)O6 octahedra, corners with two equivalent Sb(2)O6 octahedra, corners with two equivalent Sb(3)O6 octahedra,  an edgeedge with one Mn(1)O5 trigonal bipyramid, and  an edgeedge with one Sb(4)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles range from 35-63°. 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(4), and one O(8) atom to form SbO6 octahedra that share corners with two equivalent Mn(1)O5 trigonal bipyramids, corners with two equivalent Mn(2)O5 trigonal bipyramids, corners with two equivalent Sb(4)O5 trigonal bipyramids,  an edgeedge with one Sb(2)O6 octahedra,  an edgeedge with one Sb(3)O6 octahedra, and edges with two equivalent Mg(1)O6 octahedra. In the second Sb site, Sb(2) is bonded to one O(12), one O(2), one O(3), one O(6), one O(7), and one O(9) atom to form SbO6 octahedra that share corners with two equivalent Mn(1)O5 trigonal bipyramids, corners with two equivalent Mn(2)O5 trigonal bipyramids, corners with two equivalent Sb(4)O5 trigonal bipyramids,  an edgeedge with one Mg(1)O6 octahedra,  an edgeedge with one Sb(1)O6 octahedra, and  an edgeedge with one Sb(3)O6 octahedra. In the third Sb site, Sb(3) is bonded to one O(1), one O(10), one O(11), one O(5), one O(6), and one O(7) atom to form SbO6 octahedra that share corners with two equivalent Mn(1)O5 trigonal bipyramids, corners with two equivalent Mn(2)O5 trigonal bipyramids, corners with two equivalent Sb(4)O5 trigonal bipyramids,  an edgeedge with one Mg(1)O6 octahedra,  an edgeedge with one Sb(1)O6 octahedra, and  an edgeedge with one Sb(2)O6 octahedra. In the fourth Sb site, Sb(4) is bonded to one O(1), one O(11), one O(12), one O(8), and one O(9) atom to form distorted SbO5 trigonal bipyramids that share  a cornercorner with one Mg(1)O6 octahedra, corners with two equivalent Sb(1)O6 octahedra, corners with two equivalent Sb(2)O6 octahedra, corners with two equivalent Sb(3)O6 octahedra,  an edgeedge with one Mg(1)O6 octahedra,  an edgeedge with one Mn(1)O5 trigonal bipyramid, and  an edgeedge with one Mn(2)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles range from 51-63°. There are twelve inequivalent O sites. In the first O site, O(1) is bonded to one Mg(1), one Mn(1), one Sb(3), and one Sb(4) atom to form distorted OMgMnSb2 trigonal pyramids that share  a cornercorner with one O(12)MgMnSb2 trigonal pyramid,  an edgeedge with one O(4)MgMn2Sb trigonal pyramid, and  an edgeedge with one O(12)MgMnSb2 trigonal pyramid. In the second O site, O(2) is bonded in a distorted trigonal non-coplanar geometry to one Mg(1), one Sb(1), and one Sb(2) atom. In the third O site, O(3) is bonded in a trigonal planar geometry to one Mn(1), one Sb(1), and one Sb(2) atom. In the fourth O site, O(4) is bonded to one Mg(1), one Mn(1), one Mn(2), and one Sb(1) atom to form a mixture of distorted corner and edge-sharing OMgMn2Sb trigonal pyramids. In the fifth O site, O(5) is bonded in a trigonal planar geometry to one Mn(1), one Mn(2), and one Sb(3) atom. In the sixth O site, O(6) is bonded in a water-like geometry to one Sb(2) and one Sb(3) atom. In the seventh O site, O(7) is bonded in a distorted trigonal planar geometry to one Mn(2), one Sb(2), and one Sb(3) atom. In the eighth O site, O(8) is bonded in a distorted see-saw-like geometry to one Mg(1), one Mn(2), one Sb(1), and one Sb(4) atom. In the ninth O site, O(9) is bonded in a distorted trigonal planar geometry to one Mn(2), one Sb(2), and one Sb(4) atom. In the tenth O site, O(10) is bonded in a distorted trigonal non-coplanar geometry to one Mg(1), one Sb(1), and one Sb(3) atom. In the eleventh O site, O(11) is bonded in a trigonal planar geometry to one Sb(1), one Sb(3), and one Sb(4) atom. In the twelfth O site, O(12) is bonded to one Mg(1), one Mn(1), one Sb(2), and one Sb(4) atom to form distorted OMgMnSb2 trigonal pyramids that share  a cornercorner with one O(1)MgMnSb2 trigonal pyramid, corners with two equivalent O(4)MgMn2Sb trigonal pyramids, and  an edgeedge with one O(1)MgMnSb2 trigonal pyramid. is represented by the CIF file [CIF]
data_MgMn2(SbO3)4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   9.347
_cell_length_b   6.184
_cell_length_c   6.170
_cell_angle_alpha   84.268
_cell_angle_beta   58.743
_cell_angle_gamma   59.847
_symmetry_Int_Tables_number   1
_cell_volume   257.323
_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  0.997  0.501  0.989  1.0
  Mn  Mn1  1  0.165  0.592  0.413  1.0
  Mn  Mn2  1  0.496  0.432  0.547  1.0
  Sb  Sb3  1  0.998  0.992  0.002  1.0
  Sb  Sb4  1  0.337  0.004  0.984  1.0
  Sb  Sb5  1  0.645  0.017  0.019  1.0
  Sb  Sb6  1  0.833  0.425  0.580  1.0
  O  O7  1  0.869  0.660  0.761  1.0
  O  O8  1  0.184  0.124  0.803  1.0
  O  O9  1  0.142  0.882  0.194  1.0
  O  O10  1  0.176  0.654  0.760  1.0
  O  O11  1  0.459  0.337  0.275  1.0
  O  O12  1  0.467  0.880  0.181  1.0
  O  O13  1  0.528  0.133  0.794  1.0
  O  O14  1  0.809  0.337  0.243  1.0
  O  O15  1  0.532  0.669  0.725  1.0
  O  O16  1  0.803  0.873  0.197  1.0
  O  O17  1  0.850  0.122  0.812  1.0
  O  O18  1  0.127  0.365  0.212  1.0
[/CIF]
.