KMgMn2AlGe3(O5F)2 crystallizes in the triclinic P1 space group. K(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form KO6 octahedra that share corners with three equivalent Al(1)O4 tetrahedra, corners with three equivalent Ge(1)O4 tetrahedra, corners with three equivalent Ge(2)O4 tetrahedra, and corners with three equivalent Ge(3)O4 tetrahedra. Mg(1) is bonded to one O(10), one O(7), one O(8), one O(9), one F(1), and one F(2) atom to form MgO4F2 octahedra that share  a cornercorner with one Al(1)O4 tetrahedra,  a cornercorner with one Ge(1)O4 tetrahedra,  a cornercorner with one Ge(2)O4 tetrahedra,  a cornercorner with one Ge(3)O4 tetrahedra, edges with three equivalent Mn(1)O4F2 octahedra, and edges with three equivalent Mn(2)O4F2 octahedra. There are two inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(10), one O(7), one O(8), one O(9), one F(1), and one F(2) atom to form MnO4F2 octahedra that share  a cornercorner with one Al(1)O4 tetrahedra,  a cornercorner with one Ge(1)O4 tetrahedra,  a cornercorner with one Ge(2)O4 tetrahedra,  a cornercorner with one Ge(3)O4 tetrahedra, edges with three equivalent Mg(1)O4F2 octahedra, and edges with three equivalent Mn(2)O4F2 octahedra. In the second Mn site, Mn(2) is bonded to one O(10), one O(7), one O(8), one O(9), one F(1), and one F(2) atom to form MnO4F2 octahedra that share  a cornercorner with one Al(1)O4 tetrahedra,  a cornercorner with one Ge(1)O4 tetrahedra,  a cornercorner with one Ge(2)O4 tetrahedra,  a cornercorner with one Ge(3)O4 tetrahedra, edges with three equivalent Mg(1)O4F2 octahedra, and edges with three equivalent Mn(1)O4F2 octahedra. Al(1) is bonded to one O(1), one O(3), one O(4), and one O(7) atom to form AlO4 tetrahedra that share  a cornercorner with one Mg(1)O4F2 octahedra,  a cornercorner with one Mn(1)O4F2 octahedra,  a cornercorner with one Mn(2)O4F2 octahedra, corners with three equivalent K(1)O6 octahedra, and corners with three equivalent Ge(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 57-68°. There are three inequivalent Ge sites. In the first Ge site, Ge(1) is bonded to one O(1), one O(3), one O(4), and one O(8) atom to form GeO4 tetrahedra that share  a cornercorner with one Mg(1)O4F2 octahedra,  a cornercorner with one Mn(1)O4F2 octahedra,  a cornercorner with one Mn(2)O4F2 octahedra, corners with three equivalent K(1)O6 octahedra, and corners with three equivalent Al(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 57-69°. In the second Ge site, Ge(2) is bonded to one O(2), one O(5), one O(6), and one O(9) atom to form GeO4 tetrahedra that share  a cornercorner with one Mg(1)O4F2 octahedra,  a cornercorner with one Mn(1)O4F2 octahedra,  a cornercorner with one Mn(2)O4F2 octahedra, corners with three equivalent K(1)O6 octahedra, and corners with three equivalent Ge(3)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 56-67°. In the third Ge site, Ge(3) is bonded to one O(10), one O(2), one O(5), and one O(6) atom to form GeO4 tetrahedra that share  a cornercorner with one Mg(1)O4F2 octahedra,  a cornercorner with one Mn(1)O4F2 octahedra,  a cornercorner with one Mn(2)O4F2 octahedra, corners with three equivalent K(1)O6 octahedra, and corners with three equivalent Ge(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 55-67°. There are ten inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one K(1), one Al(1), and one Ge(1) atom. In the second O site, O(2) is bonded in a distorted bent 120 degrees geometry to one K(1), one Ge(2), and one Ge(3) atom. In the third O site, O(3) is bonded in a 3-coordinate geometry to one K(1), one Al(1), and one Ge(1) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one K(1), one Al(1), and one Ge(1) atom. In the fifth O site, O(5) is bonded in a distorted bent 120 degrees geometry to one K(1), one Ge(2), and one Ge(3) atom. In the sixth O site, O(6) is bonded in a distorted bent 120 degrees geometry to one K(1), one Ge(2), and one Ge(3) atom. In the seventh O site, O(7) is bonded to one Mg(1), one Mn(1), one Mn(2), and one Al(1) atom to form distorted corner-sharing OMgMn2Al tetrahedra. In the eighth O site, O(8) is bonded to one Mg(1), one Mn(1), one Mn(2), and one Ge(1) atom to form distorted corner-sharing OMgMn2Ge tetrahedra. In the ninth O site, O(9) is bonded in a rectangular see-saw-like geometry to one Mg(1), one Mn(1), one Mn(2), and one Ge(2) atom. In the tenth O site, O(10) is bonded in a rectangular see-saw-like geometry to one Mg(1), one Mn(1), one Mn(2), and one Ge(3) atom. There are two inequivalent F sites. In the first F site, F(1) is bonded in a trigonal non-coplanar geometry to one Mg(1), one Mn(1), and one Mn(2) atom. In the second F site, F(2) is bonded in a distorted T-shaped geometry to one Mg(1), one Mn(1), and one Mn(2) atom.
KMgMn2AlGe3(O5F)2 crystallizes in the triclinic P1 space group. K(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form KO6 octahedra that share corners with three equivalent Al(1)O4 tetrahedra, corners with three equivalent Ge(1)O4 tetrahedra, corners with three equivalent Ge(2)O4 tetrahedra, and corners with three equivalent Ge(3)O4 tetrahedra. The K(1)-O(1) bond length is 2.80 Å. The K(1)-O(2) bond length is 3.11 Å. The K(1)-O(3) bond length is 2.80 Å. The K(1)-O(4) bond length is 2.78 Å. The K(1)-O(5) bond length is 3.11 Å. The K(1)-O(6) bond length is 3.11 Å. Mg(1) is bonded to one O(10), one O(7), one O(8), one O(9), one F(1), and one F(2) atom to form MgO4F2 octahedra that share  a cornercorner with one Al(1)O4 tetrahedra,  a cornercorner with one Ge(1)O4 tetrahedra,  a cornercorner with one Ge(2)O4 tetrahedra,  a cornercorner with one Ge(3)O4 tetrahedra, edges with three equivalent Mn(1)O4F2 octahedra, and edges with three equivalent Mn(2)O4F2 octahedra. The Mg(1)-O(10) bond length is 2.14 Å. The Mg(1)-O(7) bond length is 2.05 Å. The Mg(1)-O(8) bond length is 2.08 Å. The Mg(1)-O(9) bond length is 2.15 Å. The Mg(1)-F(1) bond length is 2.02 Å. The Mg(1)-F(2) bond length is 2.06 Å. There are two inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(10), one O(7), one O(8), one O(9), one F(1), and one F(2) atom to form MnO4F2 octahedra that share  a cornercorner with one Al(1)O4 tetrahedra,  a cornercorner with one Ge(1)O4 tetrahedra,  a cornercorner with one Ge(2)O4 tetrahedra,  a cornercorner with one Ge(3)O4 tetrahedra, edges with three equivalent Mg(1)O4F2 octahedra, and edges with three equivalent Mn(2)O4F2 octahedra. The Mn(1)-O(10) bond length is 2.26 Å. The Mn(1)-O(7) bond length is 2.11 Å. The Mn(1)-O(8) bond length is 2.16 Å. The Mn(1)-O(9) bond length is 2.27 Å. The Mn(1)-F(1) bond length is 2.16 Å. The Mn(1)-F(2) bond length is 2.22 Å. In the second Mn site, Mn(2) is bonded to one O(10), one O(7), one O(8), one O(9), one F(1), and one F(2) atom to form MnO4F2 octahedra that share  a cornercorner with one Al(1)O4 tetrahedra,  a cornercorner with one Ge(1)O4 tetrahedra,  a cornercorner with one Ge(2)O4 tetrahedra,  a cornercorner with one Ge(3)O4 tetrahedra, edges with three equivalent Mg(1)O4F2 octahedra, and edges with three equivalent Mn(1)O4F2 octahedra. The Mn(2)-O(10) bond length is 2.26 Å. The Mn(2)-O(7) bond length is 2.12 Å. The Mn(2)-O(8) bond length is 2.15 Å. The Mn(2)-O(9) bond length is 2.23 Å. The Mn(2)-F(1) bond length is 2.17 Å. The Mn(2)-F(2) bond length is 2.25 Å. Al(1) is bonded to one O(1), one O(3), one O(4), and one O(7) atom to form AlO4 tetrahedra that share  a cornercorner with one Mg(1)O4F2 octahedra,  a cornercorner with one Mn(1)O4F2 octahedra,  a cornercorner with one Mn(2)O4F2 octahedra, corners with three equivalent K(1)O6 octahedra, and corners with three equivalent Ge(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 57-68°. The Al(1)-O(1) bond length is 1.77 Å. The Al(1)-O(3) bond length is 1.77 Å. The Al(1)-O(4) bond length is 1.77 Å. The Al(1)-O(7) bond length is 1.79 Å. There are three inequivalent Ge sites. In the first Ge site, Ge(1) is bonded to one O(1), one O(3), one O(4), and one O(8) atom to form GeO4 tetrahedra that share  a cornercorner with one Mg(1)O4F2 octahedra,  a cornercorner with one Mn(1)O4F2 octahedra,  a cornercorner with one Mn(2)O4F2 octahedra, corners with three equivalent K(1)O6 octahedra, and corners with three equivalent Al(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 57-69°. The Ge(1)-O(1) bond length is 1.76 Å. The Ge(1)-O(3) bond length is 1.76 Å. The Ge(1)-O(4) bond length is 1.76 Å. The Ge(1)-O(8) bond length is 1.81 Å. In the second Ge site, Ge(2) is bonded to one O(2), one O(5), one O(6), and one O(9) atom to form GeO4 tetrahedra that share  a cornercorner with one Mg(1)O4F2 octahedra,  a cornercorner with one Mn(1)O4F2 octahedra,  a cornercorner with one Mn(2)O4F2 octahedra, corners with three equivalent K(1)O6 octahedra, and corners with three equivalent Ge(3)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 56-67°. The Ge(2)-O(2) bond length is 1.79 Å. The Ge(2)-O(5) bond length is 1.79 Å. The Ge(2)-O(6) bond length is 1.79 Å. The Ge(2)-O(9) bond length is 1.75 Å. In the third Ge site, Ge(3) is bonded to one O(10), one O(2), one O(5), and one O(6) atom to form GeO4 tetrahedra that share  a cornercorner with one Mg(1)O4F2 octahedra,  a cornercorner with one Mn(1)O4F2 octahedra,  a cornercorner with one Mn(2)O4F2 octahedra, corners with three equivalent K(1)O6 octahedra, and corners with three equivalent Ge(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 55-67°. The Ge(3)-O(10) bond length is 1.75 Å. The Ge(3)-O(2) bond length is 1.79 Å. The Ge(3)-O(5) bond length is 1.79 Å. The Ge(3)-O(6) bond length is 1.79 Å. There are ten inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one K(1), one Al(1), and one Ge(1) atom. In the second O site, O(2) is bonded in a distorted bent 120 degrees geometry to one K(1), one Ge(2), and one Ge(3) atom. In the third O site, O(3) is bonded in a 3-coordinate geometry to one K(1), one Al(1), and one Ge(1) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one K(1), one Al(1), and one Ge(1) atom. In the fifth O site, O(5) is bonded in a distorted bent 120 degrees geometry to one K(1), one Ge(2), and one Ge(3) atom. In the sixth O site, O(6) is bonded in a distorted bent 120 degrees geometry to one K(1), one Ge(2), and one Ge(3) atom. In the seventh O site, O(7) is bonded to one Mg(1), one Mn(1), one Mn(2), and one Al(1) atom to form distorted corner-sharing OMgMn2Al tetrahedra. In the eighth O site, O(8) is bonded to one Mg(1), one Mn(1), one Mn(2), and one Ge(1) atom to form distorted corner-sharing OMgMn2Ge tetrahedra. In the ninth O site, O(9) is bonded in a rectangular see-saw-like geometry to one Mg(1), one Mn(1), one Mn(2), and one Ge(2) atom. In the tenth O site, O(10) is bonded in a rectangular see-saw-like geometry to one Mg(1), one Mn(1), one Mn(2), and one Ge(3) atom. There are two inequivalent F sites. In the first F site, F(1) is bonded in a trigonal non-coplanar geometry to one Mg(1), one Mn(1), and one Mn(2) atom. In the second F site, F(2) is bonded in a distorted T-shaped geometry to one Mg(1), one Mn(1), and one Mn(2) atom.