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(11), one O(4), one O(6), and one O(8) atom to form MgO6 octahedra that share  a cornercorner with one Mn(4)O5F octahedra,  a cornercorner with one Mn(1)O6 octahedra, corners with two equivalent Mn(5)O5F octahedra,  a cornercorner with one Mn(2)O5 square pyramid,  an edgeedge with one Mn(3)O5F octahedra, edges with two equivalent Mn(6)O6 octahedra,  a faceface with one Mn(4)O5F octahedra, and  a faceface with one Mn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 41-50°. There are six inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(1), one O(10), one O(11), one O(3), one O(6), and one O(9) atom to form MnO6 octahedra that share  a cornercorner with one Mg(1)O6 octahedra, corners with two equivalent Mn(3)O5F octahedra, corners with three equivalent Mn(6)O6 octahedra, corners with two equivalent Mn(2)O5 square pyramids,  an edgeedge with one Mn(4)O5F octahedra,  an edgeedge with one Mn(5)O5F octahedra, and  a faceface with one Mg(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 40-57°. In the second Mn site, Mn(2) is bonded to one O(3), one O(4), one O(5), one O(7), and one O(9) atom to form MnO5 square pyramids that share  a cornercorner with one Mg(1)O6 octahedra, corners with two equivalent Mn(4)O5F octahedra, corners with two equivalent Mn(5)O5F octahedra, corners with two equivalent Mn(1)O6 octahedra,  an edgeedge with one Mn(3)O5F octahedra, and  an edgeedge with one Mn(6)O6 octahedra. The corner-sharing octahedral tilt angles range from 45-74°. In the third Mn site, Mn(3) is bonded to one O(2), one O(3), one O(6), one O(7), one O(8), and one F(1) atom to form distorted MnO5F octahedra that share corners with two equivalent Mn(1)O6 octahedra, corners with three equivalent Mn(4)O5F octahedra, corners with three equivalent Mn(5)O5F octahedra,  an edgeedge with one Mg(1)O6 octahedra,  an edgeedge with one Mn(6)O6 octahedra, and  an edgeedge with one Mn(2)O5 square pyramid. The corner-sharing octahedral tilt angles range from 46-60°. In the fourth Mn site, Mn(4) is bonded to one O(10), one O(11), one O(4), one O(7), one O(8), and one F(1) atom to form MnO5F octahedra that share  a cornercorner with one Mg(1)O6 octahedra, corners with three equivalent Mn(3)O5F octahedra, corners with three equivalent Mn(6)O6 octahedra, corners with two equivalent Mn(2)O5 square pyramids,  an edgeedge with one Mn(5)O5F octahedra,  an edgeedge with one Mn(1)O6 octahedra, and  a faceface with one Mg(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 40-55°. In the fifth Mn site, Mn(5) is bonded to one O(1), one O(2), one O(5), one O(8), one O(9), and one F(1) atom to form MnO5F octahedra that share corners with two equivalent Mg(1)O6 octahedra, corners with two equivalent Mn(6)O6 octahedra, corners with three equivalent Mn(3)O5F octahedra, corners with two equivalent Mn(2)O5 square pyramids,  an edgeedge with one Mn(4)O5F octahedra, and  an edgeedge with one Mn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 41-60°. In the sixth Mn site, Mn(6) is bonded to one O(10), one O(11), one O(2), one O(4), one O(5), and one O(6) atom to form distorted MnO6 octahedra that share corners with two equivalent Mn(5)O5F octahedra, corners with three equivalent Mn(4)O5F octahedra, corners with three equivalent Mn(1)O6 octahedra,  an edgeedge with one Mn(3)O5F octahedra, edges with two equivalent Mg(1)O6 octahedra, and  an edgeedge with one Mn(2)O5 square pyramid. The corner-sharing octahedral tilt angles range from 40-57°. There are eleven inequivalent O sites. In the first O site, O(1) is bonded in a distorted T-shaped geometry to one Mg(1), one Mn(1), and one Mn(5) atom. In the second O site, O(2) is bonded in a trigonal planar geometry to one Mn(3), one Mn(5), and one Mn(6) atom. In the third O site, O(3) is bonded in a trigonal planar geometry to one Mn(1), one Mn(2), and one Mn(3) atom. In the fourth O site, O(4) is bonded to one Mg(1), one Mn(2), one Mn(4), and one Mn(6) atom to form distorted corner-sharing OMgMn3 trigonal pyramids. In the fifth O site, O(5) is bonded in a distorted trigonal planar geometry to one Mn(2), one Mn(5), and one Mn(6) atom. In the sixth O site, O(6) is bonded to one Mg(1), one Mn(1), one Mn(3), and one Mn(6) atom to form distorted corner-sharing OMgMn3 trigonal pyramids. In the seventh O site, O(7) is bonded in a trigonal planar geometry to one Mn(2), one Mn(3), and one Mn(4) atom. In the eighth O site, O(8) is bonded in a 4-coordinate geometry to one Mg(1), one Mn(3), one Mn(4), 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(5) atom. In the tenth O site, O(10) is bonded in a 4-coordinate geometry to one Mg(1), one Mn(1), one Mn(4), and one Mn(6) atom. In the eleventh O site, O(11) is bonded in a distorted see-saw-like geometry to one Mg(1), one Mn(1), one Mn(4), and one Mn(6) atom. F(1) is bonded in a 3-coordinate geometry to one Mn(3), 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   7.076
_cell_length_b   5.662
_cell_length_c   5.876
_cell_angle_alpha   81.678
_cell_angle_beta   70.366
_cell_angle_gamma   73.941
_symmetry_Int_Tables_number   1
_cell_volume   212.741
_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  0.985  0.010  0.514  1.0
  Mn  Mn1  1  0.818  0.637  0.684  1.0
  Mn  Mn2  1  0.662  0.379  0.287  1.0
  Mn  Mn3  1  0.336  0.662  0.681  1.0
  Mn  Mn4  1  0.170  0.369  0.334  1.0
  Mn  Mn5  1  0.500  0.988  0.008  1.0
  Mn  Mn6  1  0.997  0.986  0.021  1.0
  O  O7  1  0.684  0.977  0.683  1.0
  O  O8  1  0.295  0.913  0.894  1.0
  O  O9  1  0.630  0.544  0.573  1.0
  O  O10  1  0.957  0.248  0.228  1.0
  O  O11  1  0.699  0.100  0.110  1.0
  O  O12  1  0.036  0.760  0.780  1.0
  O  O13  1  0.367  0.451  0.434  1.0
  O  O14  1  0.301  0.023  0.332  1.0
  O  O15  1  0.650  0.648  0.020  1.0
  O  O16  1  0.001  0.312  0.653  1.0
  O  O17  1  0.996  0.700  0.351  1.0
  F  F18  1  0.341  0.369  0.989  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(11), one O(4), one O(6), and one O(8) atom to form MgO6 octahedra that share  a cornercorner with one Mn(4)O5F octahedra,  a cornercorner with one Mn(1)O6 octahedra, corners with two equivalent Mn(5)O5F octahedra,  a cornercorner with one Mn(2)O5 square pyramid,  an edgeedge with one Mn(3)O5F octahedra, edges with two equivalent Mn(6)O6 octahedra,  a faceface with one Mn(4)O5F octahedra, and  a faceface with one Mn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 41-50°. There are six inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(1), one O(10), one O(11), one O(3), one O(6), and one O(9) atom to form MnO6 octahedra that share  a cornercorner with one Mg(1)O6 octahedra, corners with two equivalent Mn(3)O5F octahedra, corners with three equivalent Mn(6)O6 octahedra, corners with two equivalent Mn(2)O5 square pyramids,  an edgeedge with one Mn(4)O5F octahedra,  an edgeedge with one Mn(5)O5F octahedra, and  a faceface with one Mg(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 40-57°. In the second Mn site, Mn(2) is bonded to one O(3), one O(4), one O(5), one O(7), and one O(9) atom to form MnO5 square pyramids that share  a cornercorner with one Mg(1)O6 octahedra, corners with two equivalent Mn(4)O5F octahedra, corners with two equivalent Mn(5)O5F octahedra, corners with two equivalent Mn(1)O6 octahedra,  an edgeedge with one Mn(3)O5F octahedra, and  an edgeedge with one Mn(6)O6 octahedra. The corner-sharing octahedral tilt angles range from 45-74°. In the third Mn site, Mn(3) is bonded to one O(2), one O(3), one O(6), one O(7), one O(8), and one F(1) atom to form distorted MnO5F octahedra that share corners with two equivalent Mn(1)O6 octahedra, corners with three equivalent Mn(4)O5F octahedra, corners with three equivalent Mn(5)O5F octahedra,  an edgeedge with one Mg(1)O6 octahedra,  an edgeedge with one Mn(6)O6 octahedra, and  an edgeedge with one Mn(2)O5 square pyramid. The corner-sharing octahedral tilt angles range from 46-60°. In the fourth Mn site, Mn(4) is bonded to one O(10), one O(11), one O(4), one O(7), one O(8), and one F(1) atom to form MnO5F octahedra that share  a cornercorner with one Mg(1)O6 octahedra, corners with three equivalent Mn(3)O5F octahedra, corners with three equivalent Mn(6)O6 octahedra, corners with two equivalent Mn(2)O5 square pyramids,  an edgeedge with one Mn(5)O5F octahedra,  an edgeedge with one Mn(1)O6 octahedra, and  a faceface with one Mg(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 40-55°. In the fifth Mn site, Mn(5) is bonded to one O(1), one O(2), one O(5), one O(8), one O(9), and one F(1) atom to form MnO5F octahedra that share corners with two equivalent Mg(1)O6 octahedra, corners with two equivalent Mn(6)O6 octahedra, corners with three equivalent Mn(3)O5F octahedra, corners with two equivalent Mn(2)O5 square pyramids,  an edgeedge with one Mn(4)O5F octahedra, and  an edgeedge with one Mn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 41-60°. In the sixth Mn site, Mn(6) is bonded to one O(10), one O(11), one O(2), one O(4), one O(5), and one O(6) atom to form distorted MnO6 octahedra that share corners with two equivalent Mn(5)O5F octahedra, corners with three equivalent Mn(4)O5F octahedra, corners with three equivalent Mn(1)O6 octahedra,  an edgeedge with one Mn(3)O5F octahedra, edges with two equivalent Mg(1)O6 octahedra, and  an edgeedge with one Mn(2)O5 square pyramid. The corner-sharing octahedral tilt angles range from 40-57°. There are eleven inequivalent O sites. In the first O site, O(1) is bonded in a distorted T-shaped geometry to one Mg(1), one Mn(1), and one Mn(5) atom. In the second O site, O(2) is bonded in a trigonal planar geometry to one Mn(3), one Mn(5), and one Mn(6) atom. In the third O site, O(3) is bonded in a trigonal planar geometry to one Mn(1), one Mn(2), and one Mn(3) atom. In the fourth O site, O(4) is bonded to one Mg(1), one Mn(2), one Mn(4), and one Mn(6) atom to form distorted corner-sharing OMgMn3 trigonal pyramids. In the fifth O site, O(5) is bonded in a distorted trigonal planar geometry to one Mn(2), one Mn(5), and one Mn(6) atom. In the sixth O site, O(6) is bonded to one Mg(1), one Mn(1), one Mn(3), and one Mn(6) atom to form distorted corner-sharing OMgMn3 trigonal pyramids. In the seventh O site, O(7) is bonded in a trigonal planar geometry to one Mn(2), one Mn(3), and one Mn(4) atom. In the eighth O site, O(8) is bonded in a 4-coordinate geometry to one Mg(1), one Mn(3), one Mn(4), 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(5) atom. In the tenth O site, O(10) is bonded in a 4-coordinate geometry to one Mg(1), one Mn(1), one Mn(4), and one Mn(6) atom. In the eleventh O site, O(11) is bonded in a distorted see-saw-like geometry to one Mg(1), one Mn(1), one Mn(4), and one Mn(6) atom. F(1) is bonded in a 3-coordinate geometry to one Mn(3), 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   7.076
_cell_length_b   5.662
_cell_length_c   5.876
_cell_angle_alpha   81.678
_cell_angle_beta   70.366
_cell_angle_gamma   73.941
_symmetry_Int_Tables_number   1
_cell_volume   212.741
_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  0.985  0.010  0.514  1.0
  Mn  Mn1  1  0.818  0.637  0.684  1.0
  Mn  Mn2  1  0.662  0.379  0.287  1.0
  Mn  Mn3  1  0.336  0.662  0.681  1.0
  Mn  Mn4  1  0.170  0.369  0.334  1.0
  Mn  Mn5  1  0.500  0.988  0.008  1.0
  Mn  Mn6  1  0.997  0.986  0.021  1.0
  O  O7  1  0.684  0.977  0.683  1.0
  O  O8  1  0.295  0.913  0.894  1.0
  O  O9  1  0.630  0.544  0.573  1.0
  O  O10  1  0.957  0.248  0.228  1.0
  O  O11  1  0.699  0.100  0.110  1.0
  O  O12  1  0.036  0.760  0.780  1.0
  O  O13  1  0.367  0.451  0.434  1.0
  O  O14  1  0.301  0.023  0.332  1.0
  O  O15  1  0.650  0.648  0.020  1.0
  O  O16  1  0.001  0.312  0.653  1.0
  O  O17  1  0.996  0.700  0.351  1.0
  F  F18  1  0.341  0.369  0.989  1.0
[/CIF]
.