The structure described by MgMn6O11F crystallizes in the monoclinic Pm space group. Mg(1) is bonded to one O(4), one O(6), two equivalent O(1), and two equivalent O(7) atoms to form distorted MgO6 octahedra that share corners with four equivalent Mn(1)O5F octahedra, corners with two equivalent Mn(4)O5 trigonal bipyramids, edges with two equivalent Mn(4)O5 trigonal bipyramids, and faces with two equivalent Mn(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 37-47°. There are four inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(1), one O(2), one O(3), one O(5), one O(7), and one F(1) atom to form MnO5F octahedra that share corners with two equivalent Mg(1)O6 octahedra, corners with three equivalent Mn(3)O5 square pyramids, corners with three equivalent Mn(4)O5 trigonal bipyramids,  an edgeedge with one Mn(1)O5F octahedra, and  an edgeedge with one Mn(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 37-47°. In the second Mn site, Mn(2) is bonded to one O(4), one O(6), two equivalent O(1), and two equivalent O(7) atoms to form MnO6 octahedra that share corners with six equivalent Mn(4)O5 trigonal bipyramids, edges with two equivalent Mn(1)O5F octahedra, and faces with two equivalent Mg(1)O6 octahedra. In the third Mn site, Mn(3) is bonded to one O(2), two equivalent O(3), and two equivalent O(5) atoms to form distorted MnO5 square pyramids that share corners with six equivalent Mn(1)O5F octahedra and edges with two equivalent Mn(4)O5 trigonal bipyramids. The corner-sharing octahedral tilt angles range from 48-51°. In the fourth Mn site, Mn(4) is bonded to one O(3), one O(4), one O(5), one O(6), and one O(7) atom to form distorted MnO5 trigonal bipyramids that share  a cornercorner with one Mg(1)O6 octahedra, corners with three equivalent Mn(1)O5F octahedra, corners with three equivalent Mn(2)O6 octahedra,  an edgeedge with one Mg(1)O6 octahedra,  an edgeedge with one Mn(3)O5 square pyramid, and  an edgeedge with one Mn(4)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles range from 44-78°. There are seven 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(2) atom. In the second O site, O(2) is bonded in a distorted trigonal planar geometry to one Mn(3) and two equivalent Mn(1) atoms. In the third O site, O(3) is bonded in a distorted trigonal planar geometry to one Mn(1), one Mn(3), and one Mn(4) atom. In the fourth O site, O(4) is bonded to one Mg(1), one Mn(2), and two equivalent Mn(4) atoms to form a mixture of edge and corner-sharing OMgMn3 trigonal pyramids. In the fifth O site, O(5) is bonded in a distorted trigonal planar geometry to one Mn(1), one Mn(3), and one Mn(4) atom. In the sixth O site, O(6) is bonded to one Mg(1), one Mn(2), and two equivalent Mn(4) atoms to form a mixture of distorted edge and corner-sharing OMgMn3 trigonal pyramids. In the seventh O site, O(7) is bonded in a rectangular see-saw-like geometry to one Mg(1), one Mn(1), one Mn(2), and one Mn(4) atom. F(1) is bonded in a water-like geometry to two equivalent Mn(1) atoms. is represented by the Crystallographic Information File (CIF) [CIF]
data_MgMn6O11F
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.984
_cell_length_b   5.106
_cell_length_c   8.630
_cell_angle_alpha   90.010
_cell_angle_beta   89.982
_cell_angle_gamma   100.883
_symmetry_Int_Tables_number   1
_cell_volume   215.703
_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  0.485  0.962  0.329  1.0
  Mn  Mn1  1  0.008  0.999  0.000  1.0
  Mn  Mn2  1  0.998  0.014  0.329  1.0
  Mn  Mn3  1  0.007  0.999  0.658  1.0
  Mn  Mn4  1  0.441  0.562  0.829  1.0
  Mn  Mn5  1  0.550  0.460  0.152  1.0
  Mn  Mn6  1  0.550  0.460  0.507  1.0
  O  O7  1  0.179  0.862  0.167  1.0
  O  O8  1  0.179  0.862  0.491  1.0
  O  O9  1  0.190  0.860  0.829  1.0
  O  O10  1  0.276  0.335  0.998  1.0
  O  O11  1  0.325  0.298  0.329  1.0
  O  O12  1  0.275  0.336  0.660  1.0
  O  O13  1  0.713  0.684  0.990  1.0
  O  O14  1  0.706  0.684  0.329  1.0
  O  O15  1  0.713  0.684  0.669  1.0
  O  O16  1  0.794  0.148  0.169  1.0
  O  O17  1  0.793  0.147  0.489  1.0
  F  F18  1  0.820  0.145  0.829  1.0
[/CIF]
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The structure described by MgMn6O11F crystallizes in the monoclinic Pm space group. Mg(1) is bonded to one O(4), one O(6), two equivalent O(1), and two equivalent O(7) atoms to form distorted MgO6 octahedra that share corners with four equivalent Mn(1)O5F octahedra, corners with two equivalent Mn(4)O5 trigonal bipyramids, edges with two equivalent Mn(4)O5 trigonal bipyramids, and faces with two equivalent Mn(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 37-47°. There are four inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(1), one O(2), one O(3), one O(5), one O(7), and one F(1) atom to form MnO5F octahedra that share corners with two equivalent Mg(1)O6 octahedra, corners with three equivalent Mn(3)O5 square pyramids, corners with three equivalent Mn(4)O5 trigonal bipyramids,  an edgeedge with one Mn(1)O5F octahedra, and  an edgeedge with one Mn(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 37-47°. In the second Mn site, Mn(2) is bonded to one O(4), one O(6), two equivalent O(1), and two equivalent O(7) atoms to form MnO6 octahedra that share corners with six equivalent Mn(4)O5 trigonal bipyramids, edges with two equivalent Mn(1)O5F octahedra, and faces with two equivalent Mg(1)O6 octahedra. In the third Mn site, Mn(3) is bonded to one O(2), two equivalent O(3), and two equivalent O(5) atoms to form distorted MnO5 square pyramids that share corners with six equivalent Mn(1)O5F octahedra and edges with two equivalent Mn(4)O5 trigonal bipyramids. The corner-sharing octahedral tilt angles range from 48-51°. In the fourth Mn site, Mn(4) is bonded to one O(3), one O(4), one O(5), one O(6), and one O(7) atom to form distorted MnO5 trigonal bipyramids that share  a cornercorner with one Mg(1)O6 octahedra, corners with three equivalent Mn(1)O5F octahedra, corners with three equivalent Mn(2)O6 octahedra,  an edgeedge with one Mg(1)O6 octahedra,  an edgeedge with one Mn(3)O5 square pyramid, and  an edgeedge with one Mn(4)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles range from 44-78°. There are seven 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(2) atom. In the second O site, O(2) is bonded in a distorted trigonal planar geometry to one Mn(3) and two equivalent Mn(1) atoms. In the third O site, O(3) is bonded in a distorted trigonal planar geometry to one Mn(1), one Mn(3), and one Mn(4) atom. In the fourth O site, O(4) is bonded to one Mg(1), one Mn(2), and two equivalent Mn(4) atoms to form a mixture of edge and corner-sharing OMgMn3 trigonal pyramids. In the fifth O site, O(5) is bonded in a distorted trigonal planar geometry to one Mn(1), one Mn(3), and one Mn(4) atom. In the sixth O site, O(6) is bonded to one Mg(1), one Mn(2), and two equivalent Mn(4) atoms to form a mixture of distorted edge and corner-sharing OMgMn3 trigonal pyramids. In the seventh O site, O(7) is bonded in a rectangular see-saw-like geometry to one Mg(1), one Mn(1), one Mn(2), and one Mn(4) atom. F(1) is bonded in a water-like geometry to two equivalent Mn(1) atoms. is represented by the Crystallographic Information File (CIF) [CIF]
data_MgMn6O11F
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.984
_cell_length_b   5.106
_cell_length_c   8.630
_cell_angle_alpha   90.010
_cell_angle_beta   89.982
_cell_angle_gamma   100.883
_symmetry_Int_Tables_number   1
_cell_volume   215.703
_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  0.485  0.962  0.329  1.0
  Mn  Mn1  1  0.008  0.999  0.000  1.0
  Mn  Mn2  1  0.998  0.014  0.329  1.0
  Mn  Mn3  1  0.007  0.999  0.658  1.0
  Mn  Mn4  1  0.441  0.562  0.829  1.0
  Mn  Mn5  1  0.550  0.460  0.152  1.0
  Mn  Mn6  1  0.550  0.460  0.507  1.0
  O  O7  1  0.179  0.862  0.167  1.0
  O  O8  1  0.179  0.862  0.491  1.0
  O  O9  1  0.190  0.860  0.829  1.0
  O  O10  1  0.276  0.335  0.998  1.0
  O  O11  1  0.325  0.298  0.329  1.0
  O  O12  1  0.275  0.336  0.660  1.0
  O  O13  1  0.713  0.684  0.990  1.0
  O  O14  1  0.706  0.684  0.329  1.0
  O  O15  1  0.713  0.684  0.669  1.0
  O  O16  1  0.794  0.148  0.169  1.0
  O  O17  1  0.793  0.147  0.489  1.0
  F  F18  1  0.820  0.145  0.829  1.0
[/CIF]
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