The structure described by MgMn6(O2F)4 crystallizes in the triclinic P1 space group. Mg(1) is bonded to one O(1), one O(5), one O(6), one F(1), one F(3), and one F(4) atom to form MgO3F3 octahedra that share  a cornercorner with one Mn(4)O4F2 octahedra, corners with two equivalent Mn(6)O4F2 octahedra, corners with two equivalent Mn(5)O4F trigonal bipyramids, edges with two equivalent Mn(2)O4F2 octahedra, edges with two equivalent Mn(3)O4F2 octahedra, and  a faceface with one Mn(4)O4F2 octahedra. The corner-sharing octahedral tilt angles range from 46-63°. There are six inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(2), one O(3), one O(4), one O(7), one O(8), and one F(2) atom to form distorted MnO5F octahedra that share corners with two equivalent Mn(4)O4F2 octahedra, corners with four equivalent Mn(6)O4F2 octahedra,  a cornercorner with one Mn(5)O4F trigonal bipyramid,  an edgeedge with one Mn(2)O4F2 octahedra,  an edgeedge with one Mn(3)O4F2 octahedra, and  an edgeedge with one Mn(5)O4F trigonal bipyramid. The corner-sharing octahedral tilt angles range from 40-57°. In the second Mn site, Mn(2) is bonded to one O(4), one O(5), one O(6), one O(7), one F(1), and one F(3) atom to form MnO4F2 octahedra that share corners with two equivalent Mn(6)O4F2 octahedra, corners with four equivalent Mn(4)O4F2 octahedra,  a cornercorner with one Mn(5)O4F trigonal bipyramid,  an edgeedge with one Mn(3)O4F2 octahedra,  an edgeedge with one Mn(1)O5F octahedra, and edges with two equivalent Mg(1)O3F3 octahedra. The corner-sharing octahedral tilt angles range from 39-57°. In the third Mn site, Mn(3) is bonded to one O(1), one O(3), one O(5), one O(6), one F(2), and one F(4) atom to form distorted MnO4F2 octahedra that share corners with two equivalent Mn(4)O4F2 octahedra, corners with two equivalent Mn(6)O4F2 octahedra, corners with two equivalent Mn(5)O4F trigonal bipyramids,  an edgeedge with one Mn(2)O4F2 octahedra,  an edgeedge with one Mn(1)O5F octahedra, edges with two equivalent Mg(1)O3F3 octahedra, and  an edgeedge with one Mn(5)O4F trigonal bipyramid. The corner-sharing octahedral tilt angles range from 33-66°. In the fourth Mn site, Mn(4) is bonded to one O(1), one O(4), one O(6), one O(8), one F(1), and one F(3) atom to form distorted MnO4F2 octahedra that share  a cornercorner with one Mg(1)O3F3 octahedra, corners with two equivalent Mn(3)O4F2 octahedra, corners with two equivalent Mn(1)O5F octahedra, corners with four equivalent Mn(2)O4F2 octahedra,  a cornercorner with one Mn(5)O4F trigonal bipyramid,  an edgeedge with one Mn(6)O4F2 octahedra, and  a faceface with one Mg(1)O3F3 octahedra. The corner-sharing octahedral tilt angles range from 33-57°. In the fifth Mn site, Mn(5) is bonded to one O(1), one O(2), one O(3), one O(5), and one F(2) atom to form MnO4F trigonal bipyramids that share  a cornercorner with one Mn(2)O4F2 octahedra,  a cornercorner with one Mn(4)O4F2 octahedra,  a cornercorner with one Mn(1)O5F octahedra, corners with two equivalent Mg(1)O3F3 octahedra, corners with two equivalent Mn(3)O4F2 octahedra, corners with two equivalent Mn(6)O4F2 octahedra,  an edgeedge with one Mn(3)O4F2 octahedra, and  an edgeedge with one Mn(1)O5F octahedra. The corner-sharing octahedral tilt angles range from 44-76°. In the sixth Mn site, Mn(6) is bonded to one O(2), one O(3), one O(7), one O(8), one F(1), and one F(4) atom to form MnO4F2 octahedra that share corners with two equivalent Mg(1)O3F3 octahedra, corners with two equivalent Mn(2)O4F2 octahedra, corners with two equivalent Mn(3)O4F2 octahedra, corners with four equivalent Mn(1)O5F octahedra, corners with two equivalent Mn(5)O4F trigonal bipyramids, and  an edgeedge with one Mn(4)O4F2 octahedra. The corner-sharing octahedral tilt angles range from 37-66°. There are eight inequivalent O sites. In the first O site, O(1) is bonded in a distorted see-saw-like geometry to one Mg(1), one Mn(3), one Mn(4), and one Mn(5) atom. In the second O site, O(2) is bonded in a 3-coordinate geometry to one Mn(1), one Mn(5), and one Mn(6) atom. In the third O site, O(3) is bonded to one Mn(1), one Mn(3), one Mn(5), and one Mn(6) atom to form corner-sharing OMn4 trigonal pyramids. In the fourth O site, O(4) is bonded in a trigonal planar geometry to one Mn(1), one Mn(2), and one Mn(4) atom. In the fifth O site, O(5) is bonded in a rectangular see-saw-like geometry to one Mg(1), one Mn(2), one Mn(3), and one Mn(5) atom. In the sixth O site, O(6) is bonded to one Mg(1), one Mn(2), one Mn(3), and one Mn(4) atom to form corner-sharing OMgMn3 trigonal pyramids. In the seventh O site, O(7) is bonded in a distorted trigonal planar geometry to one Mn(1), one Mn(2), and one Mn(6) atom. In the eighth O site, O(8) is bonded in a distorted trigonal planar geometry to one Mn(1), one Mn(4), and one Mn(6) atom. There are four inequivalent F sites. In the first F site, F(1) is bonded in a rectangular see-saw-like geometry to one Mg(1), one Mn(2), one Mn(4), and one Mn(6) atom. In the second F site, F(2) is bonded in a distorted trigonal planar geometry to one Mn(1), one Mn(3), and one Mn(5) atom. In the third F site, F(3) is bonded in a distorted trigonal planar geometry to one Mg(1), one Mn(2), and one Mn(4) atom. In the fourth F site, F(4) is bonded in a distorted trigonal planar geometry to one Mg(1), one Mn(3), and one Mn(6) atom. is represented by the CIF file [CIF]
data_MgMn6(O2F)4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.086
_cell_length_b   7.707
_cell_length_c   5.607
_cell_angle_alpha   92.148
_cell_angle_beta   96.756
_cell_angle_gamma   84.260
_symmetry_Int_Tables_number   1
_cell_volume   217.132
_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  0.034  0.488  0.051  1.0
  Mn  Mn1  1  0.473  0.995  0.490  1.0
  Mn  Mn2  1  0.515  0.683  0.182  1.0
  Mn  Mn3  1  0.533  0.355  0.844  1.0
  Mn  Mn4  1  0.022  0.692  0.647  1.0
  Mn  Mn5  1  0.843  0.278  0.449  1.0
  Mn  Mn6  1  0.006  0.012  0.978  1.0
  O  O7  1  0.828  0.454  0.706  1.0
  O  O8  1  0.797  0.098  0.227  1.0
  O  O9  1  0.717  0.132  0.725  1.0
  O  O10  1  0.682  0.776  0.482  1.0
  O  O11  1  0.712  0.445  0.193  1.0
  O  O12  1  0.321  0.579  0.886  1.0
  O  O13  1  0.306  0.906  0.194  1.0
  O  O14  1  0.168  0.908  0.702  1.0
  F  F15  1  0.848  0.746  0.993  1.0
  F  F16  1  0.266  0.230  0.493  1.0
  F  F17  1  0.204  0.567  0.364  1.0
  F  F18  1  0.238  0.256  0.987  1.0
[/CIF]
.
The structure described by MgMn6(O2F)4 crystallizes in the triclinic P1 space group. Mg(1) is bonded to one O(1), one O(5), one O(6), one F(1), one F(3), and one F(4) atom to form MgO3F3 octahedra that share  a cornercorner with one Mn(4)O4F2 octahedra, corners with two equivalent Mn(6)O4F2 octahedra, corners with two equivalent Mn(5)O4F trigonal bipyramids, edges with two equivalent Mn(2)O4F2 octahedra, edges with two equivalent Mn(3)O4F2 octahedra, and  a faceface with one Mn(4)O4F2 octahedra. The corner-sharing octahedral tilt angles range from 46-63°. There are six inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(2), one O(3), one O(4), one O(7), one O(8), and one F(2) atom to form distorted MnO5F octahedra that share corners with two equivalent Mn(4)O4F2 octahedra, corners with four equivalent Mn(6)O4F2 octahedra,  a cornercorner with one Mn(5)O4F trigonal bipyramid,  an edgeedge with one Mn(2)O4F2 octahedra,  an edgeedge with one Mn(3)O4F2 octahedra, and  an edgeedge with one Mn(5)O4F trigonal bipyramid. The corner-sharing octahedral tilt angles range from 40-57°. In the second Mn site, Mn(2) is bonded to one O(4), one O(5), one O(6), one O(7), one F(1), and one F(3) atom to form MnO4F2 octahedra that share corners with two equivalent Mn(6)O4F2 octahedra, corners with four equivalent Mn(4)O4F2 octahedra,  a cornercorner with one Mn(5)O4F trigonal bipyramid,  an edgeedge with one Mn(3)O4F2 octahedra,  an edgeedge with one Mn(1)O5F octahedra, and edges with two equivalent Mg(1)O3F3 octahedra. The corner-sharing octahedral tilt angles range from 39-57°. In the third Mn site, Mn(3) is bonded to one O(1), one O(3), one O(5), one O(6), one F(2), and one F(4) atom to form distorted MnO4F2 octahedra that share corners with two equivalent Mn(4)O4F2 octahedra, corners with two equivalent Mn(6)O4F2 octahedra, corners with two equivalent Mn(5)O4F trigonal bipyramids,  an edgeedge with one Mn(2)O4F2 octahedra,  an edgeedge with one Mn(1)O5F octahedra, edges with two equivalent Mg(1)O3F3 octahedra, and  an edgeedge with one Mn(5)O4F trigonal bipyramid. The corner-sharing octahedral tilt angles range from 33-66°. In the fourth Mn site, Mn(4) is bonded to one O(1), one O(4), one O(6), one O(8), one F(1), and one F(3) atom to form distorted MnO4F2 octahedra that share  a cornercorner with one Mg(1)O3F3 octahedra, corners with two equivalent Mn(3)O4F2 octahedra, corners with two equivalent Mn(1)O5F octahedra, corners with four equivalent Mn(2)O4F2 octahedra,  a cornercorner with one Mn(5)O4F trigonal bipyramid,  an edgeedge with one Mn(6)O4F2 octahedra, and  a faceface with one Mg(1)O3F3 octahedra. The corner-sharing octahedral tilt angles range from 33-57°. In the fifth Mn site, Mn(5) is bonded to one O(1), one O(2), one O(3), one O(5), and one F(2) atom to form MnO4F trigonal bipyramids that share  a cornercorner with one Mn(2)O4F2 octahedra,  a cornercorner with one Mn(4)O4F2 octahedra,  a cornercorner with one Mn(1)O5F octahedra, corners with two equivalent Mg(1)O3F3 octahedra, corners with two equivalent Mn(3)O4F2 octahedra, corners with two equivalent Mn(6)O4F2 octahedra,  an edgeedge with one Mn(3)O4F2 octahedra, and  an edgeedge with one Mn(1)O5F octahedra. The corner-sharing octahedral tilt angles range from 44-76°. In the sixth Mn site, Mn(6) is bonded to one O(2), one O(3), one O(7), one O(8), one F(1), and one F(4) atom to form MnO4F2 octahedra that share corners with two equivalent Mg(1)O3F3 octahedra, corners with two equivalent Mn(2)O4F2 octahedra, corners with two equivalent Mn(3)O4F2 octahedra, corners with four equivalent Mn(1)O5F octahedra, corners with two equivalent Mn(5)O4F trigonal bipyramids, and  an edgeedge with one Mn(4)O4F2 octahedra. The corner-sharing octahedral tilt angles range from 37-66°. There are eight inequivalent O sites. In the first O site, O(1) is bonded in a distorted see-saw-like geometry to one Mg(1), one Mn(3), one Mn(4), and one Mn(5) atom. In the second O site, O(2) is bonded in a 3-coordinate geometry to one Mn(1), one Mn(5), and one Mn(6) atom. In the third O site, O(3) is bonded to one Mn(1), one Mn(3), one Mn(5), and one Mn(6) atom to form corner-sharing OMn4 trigonal pyramids. In the fourth O site, O(4) is bonded in a trigonal planar geometry to one Mn(1), one Mn(2), and one Mn(4) atom. In the fifth O site, O(5) is bonded in a rectangular see-saw-like geometry to one Mg(1), one Mn(2), one Mn(3), and one Mn(5) atom. In the sixth O site, O(6) is bonded to one Mg(1), one Mn(2), one Mn(3), and one Mn(4) atom to form corner-sharing OMgMn3 trigonal pyramids. In the seventh O site, O(7) is bonded in a distorted trigonal planar geometry to one Mn(1), one Mn(2), and one Mn(6) atom. In the eighth O site, O(8) is bonded in a distorted trigonal planar geometry to one Mn(1), one Mn(4), and one Mn(6) atom. There are four inequivalent F sites. In the first F site, F(1) is bonded in a rectangular see-saw-like geometry to one Mg(1), one Mn(2), one Mn(4), and one Mn(6) atom. In the second F site, F(2) is bonded in a distorted trigonal planar geometry to one Mn(1), one Mn(3), and one Mn(5) atom. In the third F site, F(3) is bonded in a distorted trigonal planar geometry to one Mg(1), one Mn(2), and one Mn(4) atom. In the fourth F site, F(4) is bonded in a distorted trigonal planar geometry to one Mg(1), one Mn(3), and one Mn(6) atom. is represented by the CIF file [CIF]
data_MgMn6(O2F)4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.086
_cell_length_b   7.707
_cell_length_c   5.607
_cell_angle_alpha   92.148
_cell_angle_beta   96.756
_cell_angle_gamma   84.260
_symmetry_Int_Tables_number   1
_cell_volume   217.132
_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  0.034  0.488  0.051  1.0
  Mn  Mn1  1  0.473  0.995  0.490  1.0
  Mn  Mn2  1  0.515  0.683  0.182  1.0
  Mn  Mn3  1  0.533  0.355  0.844  1.0
  Mn  Mn4  1  0.022  0.692  0.647  1.0
  Mn  Mn5  1  0.843  0.278  0.449  1.0
  Mn  Mn6  1  0.006  0.012  0.978  1.0
  O  O7  1  0.828  0.454  0.706  1.0
  O  O8  1  0.797  0.098  0.227  1.0
  O  O9  1  0.717  0.132  0.725  1.0
  O  O10  1  0.682  0.776  0.482  1.0
  O  O11  1  0.712  0.445  0.193  1.0
  O  O12  1  0.321  0.579  0.886  1.0
  O  O13  1  0.306  0.906  0.194  1.0
  O  O14  1  0.168  0.908  0.702  1.0
  F  F15  1  0.848  0.746  0.993  1.0
  F  F16  1  0.266  0.230  0.493  1.0
  F  F17  1  0.204  0.567  0.364  1.0
  F  F18  1  0.238  0.256  0.987  1.0
[/CIF]
.