LiSr4Mn2(GaO5)2 crystallizes in the triclinic P1 space group. Li(1) is bonded in a T-shaped geometry to one Sr(1), one O(4), one O(5), and one O(7) atom. There are four inequivalent Sr sites. In the first Sr site, Sr(1) is bonded in a 10-coordinate geometry to one Li(1), one O(1), one O(2), one O(3), one O(4), one O(9), two equivalent O(5), and two equivalent O(7) atoms. In the second Sr site, Sr(2) is bonded in a 6-coordinate geometry to one O(1), one O(10), one O(2), one O(3), one O(6), and one O(8) atom. In the third Sr site, Sr(3) is bonded in a 7-coordinate geometry to one O(1), one O(10), one O(2), one O(3), one O(4), one O(5), and one O(7) atom. In the fourth Sr site, Sr(4) is bonded in a 6-coordinate geometry to one O(1), one O(2), one O(3), one O(6), one O(8), and one O(9) atom. There are two inequivalent Mn sites. In the first Mn site, Mn(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 distorted MnO6 octahedra that share corners with four equivalent Mn(2)O6 octahedra,  a cornercorner with one Ga(1)O4 tetrahedra, and  a cornercorner with one Ga(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 1-25°. In the second Mn site, Mn(2) is bonded to one O(1), one O(2), one O(3), one O(4), one O(7), and one O(8) atom to form distorted MnO6 octahedra that share corners with four equivalent Mn(1)O6 octahedra,  a cornercorner with one Ga(1)O4 tetrahedra, and  a cornercorner with one Ga(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 1-25°. There are two inequivalent Ga sites. In the first Ga site, Ga(1) is bonded to one O(10), one O(5), one O(8), and one O(9) atom to form distorted GaO4 tetrahedra that share  a cornercorner with one Mn(1)O6 octahedra,  a cornercorner with one Mn(2)O6 octahedra, and  an edgeedge with one Ga(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 24-38°. In the second Ga site, Ga(2) is bonded to one O(10), one O(6), one O(7), and one O(9) atom to form GaO4 tetrahedra that share  a cornercorner with one Mn(1)O6 octahedra,  a cornercorner with one Mn(2)O6 octahedra, and  an edgeedge with one Ga(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 29-34°. There are ten inequivalent O sites. In the first O site, O(1) is bonded to one Sr(1), one Sr(2), one Sr(3), one Sr(4), one Mn(1), and one Mn(2) atom to form distorted face-sharing OSr4Mn2 octahedra. In the second O site, O(2) is bonded to one Sr(1), one Sr(2), one Sr(3), one Sr(4), one Mn(1), and one Mn(2) atom to form a mixture of distorted edge, face, and corner-sharing OSr4Mn2 octahedra. The corner-sharing octahedral tilt angles range from 3-6°. In the third O site, O(3) is bonded to one Sr(1), one Sr(2), one Sr(3), one Sr(4), one Mn(1), and one Mn(2) atom to form a mixture of distorted edge, face, and corner-sharing OSr4Mn2 octahedra. The corner-sharing octahedral tilt angles range from 3-6°. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one Li(1), one Sr(1), one Sr(3), one Mn(1), and one Mn(2) atom. In the fifth O site, O(5) is bonded in a 2-coordinate geometry to one Li(1), one Sr(3), two equivalent Sr(1), one Mn(1), and one Ga(1) atom. In the sixth O site, O(6) is bonded in a distorted rectangular see-saw-like geometry to one Sr(2), one Sr(4), one Mn(1), and one Ga(2) atom. In the seventh O site, O(7) is bonded in a distorted bent 120 degrees geometry to one Li(1), one Sr(3), two equivalent Sr(1), one Mn(2), and one Ga(2) atom. In the eighth O site, O(8) is bonded in a distorted rectangular see-saw-like geometry to one Sr(2), one Sr(4), one Mn(2), and one Ga(1) atom. In the ninth O site, O(9) is bonded in a distorted rectangular see-saw-like geometry to one Sr(1), one Sr(4), one Ga(1), and one Ga(2) atom. In the tenth O site, O(10) is bonded in a distorted rectangular see-saw-like geometry to one Sr(2), one Sr(3), one Ga(1), and one Ga(2) atom.
LiSr4Mn2(GaO5)2 crystallizes in the triclinic P1 space group. Li(1) is bonded in a T-shaped geometry to one Sr(1), one O(4), one O(5), and one O(7) atom. The Li(1)-Sr(1) bond length is 2.54 Å. The Li(1)-O(4) bond length is 2.08 Å. The Li(1)-O(5) bond length is 1.83 Å. The Li(1)-O(7) bond length is 1.82 Å. There are four inequivalent Sr sites. In the first Sr site, Sr(1) is bonded in a 10-coordinate geometry to one Li(1), one O(1), one O(2), one O(3), one O(4), one O(9), two equivalent O(5), and two equivalent O(7) atoms. The Sr(1)-O(1) bond length is 2.43 Å. The Sr(1)-O(2) bond length is 2.58 Å. The Sr(1)-O(3) bond length is 2.63 Å. The Sr(1)-O(4) bond length is 2.73 Å. The Sr(1)-O(9) bond length is 2.52 Å. There is one shorter (2.84 Å) and one longer (3.22 Å) Sr(1)-O(5) bond length. There is one shorter (3.01 Å) and one longer (3.11 Å) Sr(1)-O(7) bond length. In the second Sr site, Sr(2) is bonded in a 6-coordinate geometry to one O(1), one O(10), one O(2), one O(3), one O(6), and one O(8) atom. The Sr(2)-O(1) bond length is 2.63 Å. The Sr(2)-O(10) bond length is 2.45 Å. The Sr(2)-O(2) bond length is 2.66 Å. The Sr(2)-O(3) bond length is 2.67 Å. The Sr(2)-O(6) bond length is 2.63 Å. The Sr(2)-O(8) bond length is 2.56 Å. In the third Sr site, Sr(3) is bonded in a 7-coordinate geometry to one O(1), one O(10), one O(2), one O(3), one O(4), one O(5), and one O(7) atom. The Sr(3)-O(1) bond length is 2.43 Å. The Sr(3)-O(10) bond length is 2.52 Å. The Sr(3)-O(2) bond length is 2.60 Å. The Sr(3)-O(3) bond length is 2.61 Å. The Sr(3)-O(4) bond length is 2.71 Å. The Sr(3)-O(5) bond length is 2.98 Å. The Sr(3)-O(7) bond length is 2.91 Å. In the fourth Sr site, Sr(4) is bonded in a 6-coordinate geometry to one O(1), one O(2), one O(3), one O(6), one O(8), and one O(9) atom. The Sr(4)-O(1) bond length is 2.63 Å. The Sr(4)-O(2) bond length is 2.63 Å. The Sr(4)-O(3) bond length is 2.71 Å. The Sr(4)-O(6) bond length is 2.60 Å. The Sr(4)-O(8) bond length is 2.59 Å. The Sr(4)-O(9) bond length is 2.45 Å. There are two inequivalent Mn sites. In the first Mn site, Mn(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 distorted MnO6 octahedra that share corners with four equivalent Mn(2)O6 octahedra,  a cornercorner with one Ga(1)O4 tetrahedra, and  a cornercorner with one Ga(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 1-25°. The Mn(1)-O(1) bond length is 2.11 Å. The Mn(1)-O(2) bond length is 2.27 Å. The Mn(1)-O(3) bond length is 2.23 Å. The Mn(1)-O(4) bond length is 2.00 Å. The Mn(1)-O(5) bond length is 2.54 Å. The Mn(1)-O(6) bond length is 2.21 Å. In the second Mn site, Mn(2) is bonded to one O(1), one O(2), one O(3), one O(4), one O(7), and one O(8) atom to form distorted MnO6 octahedra that share corners with four equivalent Mn(1)O6 octahedra,  a cornercorner with one Ga(1)O4 tetrahedra, and  a cornercorner with one Ga(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 1-25°. The Mn(2)-O(1) bond length is 2.01 Å. The Mn(2)-O(2) bond length is 2.03 Å. The Mn(2)-O(3) bond length is 2.02 Å. The Mn(2)-O(4) bond length is 1.91 Å. The Mn(2)-O(7) bond length is 2.58 Å. The Mn(2)-O(8) bond length is 2.37 Å. There are two inequivalent Ga sites. In the first Ga site, Ga(1) is bonded to one O(10), one O(5), one O(8), and one O(9) atom to form distorted GaO4 tetrahedra that share  a cornercorner with one Mn(1)O6 octahedra,  a cornercorner with one Mn(2)O6 octahedra, and  an edgeedge with one Ga(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 24-38°. The Ga(1)-O(10) bond length is 1.94 Å. The Ga(1)-O(5) bond length is 1.84 Å. The Ga(1)-O(8) bond length is 1.83 Å. The Ga(1)-O(9) bond length is 1.95 Å. In the second Ga site, Ga(2) is bonded to one O(10), one O(6), one O(7), and one O(9) atom to form GaO4 tetrahedra that share  a cornercorner with one Mn(1)O6 octahedra,  a cornercorner with one Mn(2)O6 octahedra, and  an edgeedge with one Ga(1)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 29-34°. The Ga(2)-O(10) bond length is 1.95 Å. The Ga(2)-O(6) bond length is 1.84 Å. The Ga(2)-O(7) bond length is 1.83 Å. The Ga(2)-O(9) bond length is 1.94 Å. There are ten inequivalent O sites. In the first O site, O(1) is bonded to one Sr(1), one Sr(2), one Sr(3), one Sr(4), one Mn(1), and one Mn(2) atom to form distorted face-sharing OSr4Mn2 octahedra. In the second O site, O(2) is bonded to one Sr(1), one Sr(2), one Sr(3), one Sr(4), one Mn(1), and one Mn(2) atom to form a mixture of distorted edge, face, and corner-sharing OSr4Mn2 octahedra. The corner-sharing octahedral tilt angles range from 3-6°. In the third O site, O(3) is bonded to one Sr(1), one Sr(2), one Sr(3), one Sr(4), one Mn(1), and one Mn(2) atom to form a mixture of distorted edge, face, and corner-sharing OSr4Mn2 octahedra. The corner-sharing octahedral tilt angles range from 3-6°. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one Li(1), one Sr(1), one Sr(3), one Mn(1), and one Mn(2) atom. In the fifth O site, O(5) is bonded in a 2-coordinate geometry to one Li(1), one Sr(3), two equivalent Sr(1), one Mn(1), and one Ga(1) atom. In the sixth O site, O(6) is bonded in a distorted rectangular see-saw-like geometry to one Sr(2), one Sr(4), one Mn(1), and one Ga(2) atom. In the seventh O site, O(7) is bonded in a distorted bent 120 degrees geometry to one Li(1), one Sr(3), two equivalent Sr(1), one Mn(2), and one Ga(2) atom. In the eighth O site, O(8) is bonded in a distorted rectangular see-saw-like geometry to one Sr(2), one Sr(4), one Mn(2), and one Ga(1) atom. In the ninth O site, O(9) is bonded in a distorted rectangular see-saw-like geometry to one Sr(1), one Sr(4), one Ga(1), and one Ga(2) atom. In the tenth O site, O(10) is bonded in a distorted rectangular see-saw-like geometry to one Sr(2), one Sr(3), one Ga(1), and one Ga(2) atom.