The structure described by MgMn6O11F crystallizes in the triclinic P1 space group. Mg(1) is bonded to one O(1), one O(10), one O(2), one O(6), one O(7), and one F(1) atom to form MgO5F octahedra that share  a cornercorner with one Mn(4)O5F octahedra,  a cornercorner with one Mn(5)O5F octahedra, corners with two equivalent Mn(6)O6 octahedra, edges with two equivalent Mn(2)O5F octahedra, edges with two equivalent Mn(3)O6 octahedra,  a faceface with one Mn(4)O5F octahedra, and  a faceface with one Mn(5)O5F octahedra. The corner-sharing octahedral tilt angles range from 44-49°. There are six inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(11), one O(3), one O(4), one O(5), one O(8), and one O(9) atom to form MnO6 octahedra that share corners with two equivalent Mn(4)O5F octahedra, corners with two equivalent Mn(5)O5F octahedra, corners with four equivalent Mn(6)O6 octahedra,  an edgeedge with one Mn(2)O5F octahedra, and  an edgeedge with one Mn(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 43-55°. In the second Mn site, Mn(2) is bonded to one O(2), one O(5), one O(6), one O(7), one O(9), and one F(1) atom to form distorted MnO5F octahedra that share corners with two equivalent Mn(5)O5F octahedra, corners with two equivalent Mn(6)O6 octahedra, corners with four equivalent Mn(4)O5F octahedra,  an edgeedge with one Mn(1)O6 octahedra,  an edgeedge with one Mn(3)O6 octahedra, and edges with two equivalent Mg(1)O5F octahedra. The corner-sharing octahedral tilt angles range from 39-58°. In the third Mn site, Mn(3) is bonded to one O(1), one O(10), one O(4), one O(6), one O(7), and one O(8) atom to form distorted MnO6 octahedra that share corners with two equivalent Mn(4)O5F octahedra, corners with two equivalent Mn(6)O6 octahedra, corners with four equivalent Mn(5)O5F octahedra,  an edgeedge with one Mn(2)O5F octahedra,  an edgeedge with one Mn(1)O6 octahedra, and edges with two equivalent Mg(1)O5F octahedra. The corner-sharing octahedral tilt angles range from 41-63°. In the fourth Mn site, Mn(4) is bonded to one O(1), one O(11), one O(2), one O(5), one O(7), and one F(1) atom to form MnO5F octahedra that share  a cornercorner with one Mg(1)O5F octahedra, corners with two equivalent Mn(1)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, corners with four equivalent Mn(2)O5F octahedra,  an edgeedge with one Mn(5)O5F octahedra,  an edgeedge with one Mn(6)O6 octahedra, and  a faceface with one Mg(1)O5F octahedra. The corner-sharing octahedral tilt angles range from 41-56°. In the fifth Mn site, Mn(5) is bonded to one O(1), one O(10), one O(3), one O(6), one O(8), and one F(1) atom to form distorted MnO5F octahedra that share  a cornercorner with one Mg(1)O5F octahedra, corners with two equivalent Mn(2)O5F octahedra, corners with two equivalent Mn(1)O6 octahedra, corners with four equivalent Mn(3)O6 octahedra,  an edgeedge with one Mn(4)O5F octahedra,  an edgeedge with one Mn(6)O6 octahedra, and  a faceface with one Mg(1)O5F octahedra. The corner-sharing octahedral tilt angles range from 39-63°. In the sixth Mn site, Mn(6) is bonded to one O(10), one O(11), one O(2), one O(3), one O(4), and one O(9) atom to form MnO6 octahedra that share corners with two equivalent Mg(1)O5F octahedra, corners with two equivalent Mn(2)O5F octahedra, corners with two equivalent Mn(3)O6 octahedra, corners with four equivalent Mn(1)O6 octahedra,  an edgeedge with one Mn(4)O5F octahedra, and  an edgeedge with one Mn(5)O5F octahedra. The corner-sharing octahedral tilt angles range from 43-58°. There are eleven inequivalent O sites. In the first O site, O(1) is bonded in a 4-coordinate 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 distorted see-saw-like geometry to one Mg(1), one Mn(2), one Mn(4), and one Mn(6) atom. In the third O site, O(3) is bonded in a distorted trigonal planar geometry to one Mn(1), one Mn(5), and one Mn(6) atom. In the fourth O site, O(4) is bonded in a distorted trigonal planar geometry to one Mn(1), one Mn(3), and one Mn(6) atom. In the fifth O site, O(5) is bonded in a distorted trigonal planar geometry to one Mn(1), one Mn(2), and one Mn(4) atom. In the sixth O site, O(6) is bonded to one Mg(1), one Mn(2), one Mn(3), and one Mn(5) atom to form a mixture of corner and edge-sharing OMgMn3 trigonal pyramids. In the seventh O site, O(7) is bonded to one Mg(1), one Mn(2), one Mn(3), and one Mn(4) atom to form a mixture of corner and edge-sharing OMgMn3 trigonal pyramids. In the eighth O site, O(8) is bonded in a distorted trigonal planar geometry to one Mn(1), one Mn(3), and one Mn(5) atom. In the ninth O site, O(9) is bonded in a distorted trigonal planar geometry to one Mn(1), one Mn(2), and one Mn(6) atom. In the tenth O site, O(10) is bonded in a 4-coordinate geometry to one Mg(1), one Mn(3), one Mn(5), and one Mn(6) atom. In the eleventh O site, O(11) is bonded in a distorted trigonal planar geometry to one Mn(1), one Mn(4), and one Mn(6) atom. F(1) is bonded in a 4-coordinate geometry to one Mg(1), one Mn(2), one Mn(4), and one Mn(5) atom. is represented by the CIF file [CIF]
data_MgMn6O11F
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.965
_cell_length_b   7.523
_cell_length_c   5.562
_cell_angle_alpha   96.531
_cell_angle_beta   94.891
_cell_angle_gamma   86.636
_symmetry_Int_Tables_number   1
_cell_volume   205.412
_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  0.012  0.493  0.001  1.0
  Mn  Mn1  1  0.499  0.005  0.506  1.0
  Mn  Mn2  1  0.526  0.691  0.145  1.0
  Mn  Mn3  1  0.507  0.332  0.841  1.0
  Mn  Mn4  1  0.004  0.694  0.647  1.0
  Mn  Mn5  1  0.978  0.309  0.379  1.0
  Mn  Mn6  1  0.999  0.006  0.006  1.0
  O  O7  1  0.848  0.448  0.654  1.0
  O  O8  1  0.853  0.762  0.953  1.0
  O  O9  1  0.813  0.094  0.309  1.0
  O  O10  1  0.679  0.096  0.817  1.0
  O  O11  1  0.688  0.773  0.464  1.0
  O  O12  1  0.685  0.442  0.150  1.0
  O  O13  1  0.322  0.576  0.856  1.0
  O  O14  1  0.313  0.238  0.544  1.0
  O  O15  1  0.307  0.908  0.204  1.0
  O  O16  1  0.140  0.241  0.070  1.0
  O  O17  1  0.174  0.912  0.710  1.0
  F  F18  1  0.166  0.570  0.345  1.0
[/CIF]
.
The structure described by MgMn6O11F crystallizes in the triclinic P1 space group. Mg(1) is bonded to one O(1), one O(10), one O(2), one O(6), one O(7), and one F(1) atom to form MgO5F octahedra that share  a cornercorner with one Mn(4)O5F octahedra,  a cornercorner with one Mn(5)O5F octahedra, corners with two equivalent Mn(6)O6 octahedra, edges with two equivalent Mn(2)O5F octahedra, edges with two equivalent Mn(3)O6 octahedra,  a faceface with one Mn(4)O5F octahedra, and  a faceface with one Mn(5)O5F octahedra. The corner-sharing octahedral tilt angles range from 44-49°. There are six inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(11), one O(3), one O(4), one O(5), one O(8), and one O(9) atom to form MnO6 octahedra that share corners with two equivalent Mn(4)O5F octahedra, corners with two equivalent Mn(5)O5F octahedra, corners with four equivalent Mn(6)O6 octahedra,  an edgeedge with one Mn(2)O5F octahedra, and  an edgeedge with one Mn(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 43-55°. In the second Mn site, Mn(2) is bonded to one O(2), one O(5), one O(6), one O(7), one O(9), and one F(1) atom to form distorted MnO5F octahedra that share corners with two equivalent Mn(5)O5F octahedra, corners with two equivalent Mn(6)O6 octahedra, corners with four equivalent Mn(4)O5F octahedra,  an edgeedge with one Mn(1)O6 octahedra,  an edgeedge with one Mn(3)O6 octahedra, and edges with two equivalent Mg(1)O5F octahedra. The corner-sharing octahedral tilt angles range from 39-58°. In the third Mn site, Mn(3) is bonded to one O(1), one O(10), one O(4), one O(6), one O(7), and one O(8) atom to form distorted MnO6 octahedra that share corners with two equivalent Mn(4)O5F octahedra, corners with two equivalent Mn(6)O6 octahedra, corners with four equivalent Mn(5)O5F octahedra,  an edgeedge with one Mn(2)O5F octahedra,  an edgeedge with one Mn(1)O6 octahedra, and edges with two equivalent Mg(1)O5F octahedra. The corner-sharing octahedral tilt angles range from 41-63°. In the fourth Mn site, Mn(4) is bonded to one O(1), one O(11), one O(2), one O(5), one O(7), and one F(1) atom to form MnO5F octahedra that share  a cornercorner with one Mg(1)O5F octahedra, corners with two equivalent Mn(1)O6 octahedra, corners with two equivalent Mn(3)O6 octahedra, corners with four equivalent Mn(2)O5F octahedra,  an edgeedge with one Mn(5)O5F octahedra,  an edgeedge with one Mn(6)O6 octahedra, and  a faceface with one Mg(1)O5F octahedra. The corner-sharing octahedral tilt angles range from 41-56°. In the fifth Mn site, Mn(5) is bonded to one O(1), one O(10), one O(3), one O(6), one O(8), and one F(1) atom to form distorted MnO5F octahedra that share  a cornercorner with one Mg(1)O5F octahedra, corners with two equivalent Mn(2)O5F octahedra, corners with two equivalent Mn(1)O6 octahedra, corners with four equivalent Mn(3)O6 octahedra,  an edgeedge with one Mn(4)O5F octahedra,  an edgeedge with one Mn(6)O6 octahedra, and  a faceface with one Mg(1)O5F octahedra. The corner-sharing octahedral tilt angles range from 39-63°. In the sixth Mn site, Mn(6) is bonded to one O(10), one O(11), one O(2), one O(3), one O(4), and one O(9) atom to form MnO6 octahedra that share corners with two equivalent Mg(1)O5F octahedra, corners with two equivalent Mn(2)O5F octahedra, corners with two equivalent Mn(3)O6 octahedra, corners with four equivalent Mn(1)O6 octahedra,  an edgeedge with one Mn(4)O5F octahedra, and  an edgeedge with one Mn(5)O5F octahedra. The corner-sharing octahedral tilt angles range from 43-58°. There are eleven inequivalent O sites. In the first O site, O(1) is bonded in a 4-coordinate 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 distorted see-saw-like geometry to one Mg(1), one Mn(2), one Mn(4), and one Mn(6) atom. In the third O site, O(3) is bonded in a distorted trigonal planar geometry to one Mn(1), one Mn(5), and one Mn(6) atom. In the fourth O site, O(4) is bonded in a distorted trigonal planar geometry to one Mn(1), one Mn(3), and one Mn(6) atom. In the fifth O site, O(5) is bonded in a distorted trigonal planar geometry to one Mn(1), one Mn(2), and one Mn(4) atom. In the sixth O site, O(6) is bonded to one Mg(1), one Mn(2), one Mn(3), and one Mn(5) atom to form a mixture of corner and edge-sharing OMgMn3 trigonal pyramids. In the seventh O site, O(7) is bonded to one Mg(1), one Mn(2), one Mn(3), and one Mn(4) atom to form a mixture of corner and edge-sharing OMgMn3 trigonal pyramids. In the eighth O site, O(8) is bonded in a distorted trigonal planar geometry to one Mn(1), one Mn(3), and one Mn(5) atom. In the ninth O site, O(9) is bonded in a distorted trigonal planar geometry to one Mn(1), one Mn(2), and one Mn(6) atom. In the tenth O site, O(10) is bonded in a 4-coordinate geometry to one Mg(1), one Mn(3), one Mn(5), and one Mn(6) atom. In the eleventh O site, O(11) is bonded in a distorted trigonal planar geometry to one Mn(1), one Mn(4), and one Mn(6) atom. F(1) is bonded in a 4-coordinate geometry to one Mg(1), one Mn(2), one Mn(4), and one Mn(5) atom. is represented by the CIF file [CIF]
data_MgMn6O11F
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.965
_cell_length_b   7.523
_cell_length_c   5.562
_cell_angle_alpha   96.531
_cell_angle_beta   94.891
_cell_angle_gamma   86.636
_symmetry_Int_Tables_number   1
_cell_volume   205.412
_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  0.012  0.493  0.001  1.0
  Mn  Mn1  1  0.499  0.005  0.506  1.0
  Mn  Mn2  1  0.526  0.691  0.145  1.0
  Mn  Mn3  1  0.507  0.332  0.841  1.0
  Mn  Mn4  1  0.004  0.694  0.647  1.0
  Mn  Mn5  1  0.978  0.309  0.379  1.0
  Mn  Mn6  1  0.999  0.006  0.006  1.0
  O  O7  1  0.848  0.448  0.654  1.0
  O  O8  1  0.853  0.762  0.953  1.0
  O  O9  1  0.813  0.094  0.309  1.0
  O  O10  1  0.679  0.096  0.817  1.0
  O  O11  1  0.688  0.773  0.464  1.0
  O  O12  1  0.685  0.442  0.150  1.0
  O  O13  1  0.322  0.576  0.856  1.0
  O  O14  1  0.313  0.238  0.544  1.0
  O  O15  1  0.307  0.908  0.204  1.0
  O  O16  1  0.140  0.241  0.070  1.0
  O  O17  1  0.174  0.912  0.710  1.0
  F  F18  1  0.166  0.570  0.345  1.0
[/CIF]
.