The compound described by MgMn6O7F5 crystallizes in the triclinic P1 space group. Mg(1) is bonded to one O(3), one O(5), one O(6), one F(1), one F(3), and one F(5) atom to form MgO3F3 octahedra that share  a cornercorner with one Mn(3)O3F3 octahedra,  a cornercorner with one Mn(1)O4F2 octahedra,  a cornercorner with one Mn(2)O4F trigonal bipyramid, edges with two equivalent Mn(6)O3F3 octahedra,  a faceface with one Mn(3)O3F3 octahedra, and  a faceface with one Mn(1)O4F2 octahedra. The corner-sharing octahedral tilt angles range from 49-50°. There are six inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(3), one O(4), one O(6), one O(7), one F(1), and one F(3) atom to form MnO4F2 octahedra that share  a cornercorner with one Mg(1)O3F3 octahedra, corners with two equivalent Mn(4)O4F2 octahedra, corners with four equivalent Mn(6)O3F3 octahedra,  a cornercorner with one Mn(2)O4F trigonal bipyramid,  an edgeedge with one Mn(3)O3F3 octahedra, and  a faceface with one Mg(1)O3F3 octahedra. The corner-sharing octahedral tilt angles range from 33-60°. In the second Mn site, Mn(2) is bonded to one O(1), one O(2), one O(4), one O(5), and one F(4) atom to form MnO4F trigonal bipyramids that share  a cornercorner with one Mg(1)O3F3 octahedra,  a cornercorner with one Mn(6)O3F3 octahedra,  a cornercorner with one Mn(1)O4F2 octahedra, corners with two equivalent Mn(3)O3F3 octahedra, corners with two equivalent Mn(4)O4F2 octahedra, and  an edgeedge with one Mn(4)O4F2 octahedra. The corner-sharing octahedral tilt angles range from 46-64°. In the third Mn site, Mn(3) is bonded to one O(1), one O(5), one O(6), one F(1), one F(2), and one F(5) atom to form distorted MnO3F3 octahedra that share  a cornercorner with one Mg(1)O3F3 octahedra, corners with two equivalent Mn(6)O3F3 octahedra, corners with two equivalent Mn(4)O4F2 octahedra, corners with two equivalent Mn(2)O4F trigonal bipyramids,  an edgeedge with one Mn(1)O4F2 octahedra, and  a faceface with one Mg(1)O3F3 octahedra. The corner-sharing octahedral tilt angles range from 26-63°. In the fourth Mn site, Mn(4) is bonded to one O(1), one O(2), one O(4), one O(7), one F(2), and one F(4) atom to form distorted MnO4F2 octahedra that share corners with two equivalent Mn(3)O3F3 octahedra, corners with two equivalent Mn(1)O4F2 octahedra, corners with two equivalent Mn(2)O4F trigonal bipyramids,  an edgeedge with one Mn(6)O3F3 octahedra, and  an edgeedge with one Mn(2)O4F trigonal bipyramid. The corner-sharing octahedral tilt angles range from 26-63°. In the fifth Mn site, Mn(5) is bonded in a 5-coordinate geometry to one O(1), one O(3), one O(6), one F(4), and one F(5) atom. In the sixth Mn site, Mn(6) is bonded to one O(2), one O(3), one O(7), one F(1), one F(3), and one F(5) atom to form distorted MnO3F3 octahedra that share corners with two equivalent Mn(3)O3F3 octahedra, corners with four equivalent Mn(1)O4F2 octahedra,  a cornercorner with one Mn(2)O4F trigonal bipyramid,  an edgeedge with one Mn(4)O4F2 octahedra, and edges with two equivalent Mg(1)O3F3 octahedra. The corner-sharing octahedral tilt angles range from 29-60°. There are seven inequivalent O sites. In the first O site, O(1) is bonded to one Mn(2), one Mn(3), one Mn(4), and one Mn(5) atom to form OMn4 tetrahedra that share  a cornercorner with one O(3)MgMn3 tetrahedra, corners with two equivalent O(6)MgMn3 trigonal pyramids, and corners with two equivalent F(5)MgMn3 trigonal pyramids. In the second O site, O(2) is bonded in a distorted trigonal planar geometry to one Mn(2), one Mn(4), and one Mn(6) atom. In the third O site, O(3) is bonded to one Mg(1), one Mn(1), one Mn(5), and one Mn(6) atom to form OMgMn3 tetrahedra that share  a cornercorner with one O(1)Mn4 tetrahedra,  a cornercorner with one O(6)MgMn3 trigonal pyramid,  a cornercorner with one F(5)MgMn3 trigonal pyramid,  an edgeedge with one O(6)MgMn3 trigonal pyramid, and  an edgeedge with one F(5)MgMn3 trigonal pyramid. In the fourth O site, O(4) is bonded in a distorted 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 distorted trigonal planar geometry to one Mg(1), one Mn(2), and one Mn(3) atom. In the sixth O site, O(6) is bonded to one Mg(1), one Mn(1), one Mn(3), and one Mn(5) atom to form distorted OMgMn3 trigonal pyramids that share  a cornercorner with one O(3)MgMn3 tetrahedra, corners with two equivalent O(1)Mn4 tetrahedra,  a cornercorner with one F(5)MgMn3 trigonal pyramid,  an edgeedge with one O(3)MgMn3 tetrahedra, and  an edgeedge with one F(5)MgMn3 trigonal pyramid. In the seventh O site, O(7) is bonded in a trigonal planar geometry to one Mn(1), one Mn(4), and one Mn(6) atom. There are five inequivalent F sites. In the first F site, F(1) is bonded in a 4-coordinate geometry to one Mg(1), one Mn(1), one Mn(3), and one Mn(6) atom. In the second F site, F(2) is bonded in a bent 150 degrees geometry to one Mn(3) and one Mn(4) atom. In the third F site, F(3) is bonded in a distorted T-shaped geometry to one Mg(1), one Mn(1), and one Mn(6) atom. In the fourth F site, F(4) is bonded in a distorted trigonal planar geometry to one Mn(2), one Mn(4), and one Mn(5) atom. In the fifth F site, F(5) is bonded to one Mg(1), one Mn(3), one Mn(5), and one Mn(6) atom to form distorted FMgMn3 trigonal pyramids that share  a cornercorner with one O(3)MgMn3 tetrahedra, corners with two equivalent O(1)Mn4 tetrahedra,  a cornercorner with one O(6)MgMn3 trigonal pyramid,  an edgeedge with one O(3)MgMn3 tetrahedra, and  an edgeedge with one O(6)MgMn3 trigonal pyramid. is represented by the Crystallographic Information File (CIF) [CIF]
data_MgMn6O7F5
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.214
_cell_length_b   7.870
_cell_length_c   5.722
_cell_angle_alpha   93.928
_cell_angle_beta   81.367
_cell_angle_gamma   95.882
_symmetry_Int_Tables_number   1
_cell_volume   230.575
_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  0.535  0.179  0.149  1.0
  Mn  Mn1  1  0.508  0.981  0.533  1.0
  Mn  Mn2  1  0.633  0.613  0.253  1.0
  Mn  Mn3  1  0.474  0.364  0.760  1.0
  Mn  Mn4  1  0.959  0.679  0.659  1.0
  Mn  Mn5  1  0.033  0.306  0.417  1.0
  Mn  Mn6  1  0.007  0.964  0.029  1.0
  O  O7  1  0.753  0.471  0.540  1.0
  O  O8  1  0.797  0.755  0.006  1.0
  O  O9  1  0.810  0.087  0.301  1.0
  O  O10  1  0.691  0.780  0.505  1.0
  O  O11  1  0.620  0.419  0.044  1.0
  O  O12  1  0.361  0.215  0.503  1.0
  O  O13  1  0.176  0.888  0.717  1.0
  F  F14  1  0.689  0.114  0.816  1.0
  F  F15  1  0.176  0.519  0.786  1.0
  F  F16  1  0.334  0.945  0.198  1.0
  F  F17  1  0.226  0.568  0.340  1.0
  F  F18  1  0.204  0.211  0.004  1.0
[/CIF]
.
The compound described by MgMn6O7F5 crystallizes in the triclinic P1 space group. Mg(1) is bonded to one O(3), one O(5), one O(6), one F(1), one F(3), and one F(5) atom to form MgO3F3 octahedra that share  a cornercorner with one Mn(3)O3F3 octahedra,  a cornercorner with one Mn(1)O4F2 octahedra,  a cornercorner with one Mn(2)O4F trigonal bipyramid, edges with two equivalent Mn(6)O3F3 octahedra,  a faceface with one Mn(3)O3F3 octahedra, and  a faceface with one Mn(1)O4F2 octahedra. The corner-sharing octahedral tilt angles range from 49-50°. There are six inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(3), one O(4), one O(6), one O(7), one F(1), and one F(3) atom to form MnO4F2 octahedra that share  a cornercorner with one Mg(1)O3F3 octahedra, corners with two equivalent Mn(4)O4F2 octahedra, corners with four equivalent Mn(6)O3F3 octahedra,  a cornercorner with one Mn(2)O4F trigonal bipyramid,  an edgeedge with one Mn(3)O3F3 octahedra, and  a faceface with one Mg(1)O3F3 octahedra. The corner-sharing octahedral tilt angles range from 33-60°. In the second Mn site, Mn(2) is bonded to one O(1), one O(2), one O(4), one O(5), and one F(4) atom to form MnO4F trigonal bipyramids that share  a cornercorner with one Mg(1)O3F3 octahedra,  a cornercorner with one Mn(6)O3F3 octahedra,  a cornercorner with one Mn(1)O4F2 octahedra, corners with two equivalent Mn(3)O3F3 octahedra, corners with two equivalent Mn(4)O4F2 octahedra, and  an edgeedge with one Mn(4)O4F2 octahedra. The corner-sharing octahedral tilt angles range from 46-64°. In the third Mn site, Mn(3) is bonded to one O(1), one O(5), one O(6), one F(1), one F(2), and one F(5) atom to form distorted MnO3F3 octahedra that share  a cornercorner with one Mg(1)O3F3 octahedra, corners with two equivalent Mn(6)O3F3 octahedra, corners with two equivalent Mn(4)O4F2 octahedra, corners with two equivalent Mn(2)O4F trigonal bipyramids,  an edgeedge with one Mn(1)O4F2 octahedra, and  a faceface with one Mg(1)O3F3 octahedra. The corner-sharing octahedral tilt angles range from 26-63°. In the fourth Mn site, Mn(4) is bonded to one O(1), one O(2), one O(4), one O(7), one F(2), and one F(4) atom to form distorted MnO4F2 octahedra that share corners with two equivalent Mn(3)O3F3 octahedra, corners with two equivalent Mn(1)O4F2 octahedra, corners with two equivalent Mn(2)O4F trigonal bipyramids,  an edgeedge with one Mn(6)O3F3 octahedra, and  an edgeedge with one Mn(2)O4F trigonal bipyramid. The corner-sharing octahedral tilt angles range from 26-63°. In the fifth Mn site, Mn(5) is bonded in a 5-coordinate geometry to one O(1), one O(3), one O(6), one F(4), and one F(5) atom. In the sixth Mn site, Mn(6) is bonded to one O(2), one O(3), one O(7), one F(1), one F(3), and one F(5) atom to form distorted MnO3F3 octahedra that share corners with two equivalent Mn(3)O3F3 octahedra, corners with four equivalent Mn(1)O4F2 octahedra,  a cornercorner with one Mn(2)O4F trigonal bipyramid,  an edgeedge with one Mn(4)O4F2 octahedra, and edges with two equivalent Mg(1)O3F3 octahedra. The corner-sharing octahedral tilt angles range from 29-60°. There are seven inequivalent O sites. In the first O site, O(1) is bonded to one Mn(2), one Mn(3), one Mn(4), and one Mn(5) atom to form OMn4 tetrahedra that share  a cornercorner with one O(3)MgMn3 tetrahedra, corners with two equivalent O(6)MgMn3 trigonal pyramids, and corners with two equivalent F(5)MgMn3 trigonal pyramids. In the second O site, O(2) is bonded in a distorted trigonal planar geometry to one Mn(2), one Mn(4), and one Mn(6) atom. In the third O site, O(3) is bonded to one Mg(1), one Mn(1), one Mn(5), and one Mn(6) atom to form OMgMn3 tetrahedra that share  a cornercorner with one O(1)Mn4 tetrahedra,  a cornercorner with one O(6)MgMn3 trigonal pyramid,  a cornercorner with one F(5)MgMn3 trigonal pyramid,  an edgeedge with one O(6)MgMn3 trigonal pyramid, and  an edgeedge with one F(5)MgMn3 trigonal pyramid. In the fourth O site, O(4) is bonded in a distorted 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 distorted trigonal planar geometry to one Mg(1), one Mn(2), and one Mn(3) atom. In the sixth O site, O(6) is bonded to one Mg(1), one Mn(1), one Mn(3), and one Mn(5) atom to form distorted OMgMn3 trigonal pyramids that share  a cornercorner with one O(3)MgMn3 tetrahedra, corners with two equivalent O(1)Mn4 tetrahedra,  a cornercorner with one F(5)MgMn3 trigonal pyramid,  an edgeedge with one O(3)MgMn3 tetrahedra, and  an edgeedge with one F(5)MgMn3 trigonal pyramid. In the seventh O site, O(7) is bonded in a trigonal planar geometry to one Mn(1), one Mn(4), and one Mn(6) atom. There are five inequivalent F sites. In the first F site, F(1) is bonded in a 4-coordinate geometry to one Mg(1), one Mn(1), one Mn(3), and one Mn(6) atom. In the second F site, F(2) is bonded in a bent 150 degrees geometry to one Mn(3) and one Mn(4) atom. In the third F site, F(3) is bonded in a distorted T-shaped geometry to one Mg(1), one Mn(1), and one Mn(6) atom. In the fourth F site, F(4) is bonded in a distorted trigonal planar geometry to one Mn(2), one Mn(4), and one Mn(5) atom. In the fifth F site, F(5) is bonded to one Mg(1), one Mn(3), one Mn(5), and one Mn(6) atom to form distorted FMgMn3 trigonal pyramids that share  a cornercorner with one O(3)MgMn3 tetrahedra, corners with two equivalent O(1)Mn4 tetrahedra,  a cornercorner with one O(6)MgMn3 trigonal pyramid,  an edgeedge with one O(3)MgMn3 tetrahedra, and  an edgeedge with one O(6)MgMn3 trigonal pyramid. is represented by the Crystallographic Information File (CIF) [CIF]
data_MgMn6O7F5
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.214
_cell_length_b   7.870
_cell_length_c   5.722
_cell_angle_alpha   93.928
_cell_angle_beta   81.367
_cell_angle_gamma   95.882
_symmetry_Int_Tables_number   1
_cell_volume   230.575
_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  0.535  0.179  0.149  1.0
  Mn  Mn1  1  0.508  0.981  0.533  1.0
  Mn  Mn2  1  0.633  0.613  0.253  1.0
  Mn  Mn3  1  0.474  0.364  0.760  1.0
  Mn  Mn4  1  0.959  0.679  0.659  1.0
  Mn  Mn5  1  0.033  0.306  0.417  1.0
  Mn  Mn6  1  0.007  0.964  0.029  1.0
  O  O7  1  0.753  0.471  0.540  1.0
  O  O8  1  0.797  0.755  0.006  1.0
  O  O9  1  0.810  0.087  0.301  1.0
  O  O10  1  0.691  0.780  0.505  1.0
  O  O11  1  0.620  0.419  0.044  1.0
  O  O12  1  0.361  0.215  0.503  1.0
  O  O13  1  0.176  0.888  0.717  1.0
  F  F14  1  0.689  0.114  0.816  1.0
  F  F15  1  0.176  0.519  0.786  1.0
  F  F16  1  0.334  0.945  0.198  1.0
  F  F17  1  0.226  0.568  0.340  1.0
  F  F18  1  0.204  0.211  0.004  1.0
[/CIF]
.