MgMn2Te2(MoO6)2 crystallizes in the orthorhombic Cmm2 space group. Mg(1) is bonded to two equivalent O(4), two equivalent O(5), and two equivalent O(6) atoms to form MgO6 octahedra that share  an edgeedge with one Mo(2)O6 octahedra and  an edgeedge with one Te(1)O6 octahedra. There are two inequivalent Mo sites. In the first Mo site, Mo(1) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(3) atoms to form distorted MoO6 octahedra that share corners with four equivalent Mo(2)O6 octahedra and corners with four equivalent Te(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 26-55°. In the second Mo site, Mo(2) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(4) atoms to form distorted MoO6 octahedra that share corners with four equivalent Mo(1)O6 octahedra,  an edgeedge with one Mg(1)O6 octahedra, and  an edgeedge with one Te(1)O6 octahedra. The corner-sharing octahedral tilt angles are 26°. Mn(1) is bonded in a 6-coordinate geometry to two equivalent O(3), two equivalent O(5), and two equivalent O(6) atoms. There are two inequivalent Te sites. In the first Te site, Te(1) is bonded to two equivalent O(1), two equivalent O(3), and two equivalent O(5) atoms to form TeO6 octahedra that share corners with four equivalent Mo(1)O6 octahedra,  an edgeedge with one Mg(1)O6 octahedra, and  an edgeedge with one Mo(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 51-55°. In the second Te site, Te(2) is bonded in a distorted rectangular see-saw-like geometry to two equivalent O(2), two equivalent O(4), and two equivalent O(6) atoms. There are six inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one Mo(1), one Mo(2), and one Te(1) atom. In the second O site, O(2) is bonded in a 3-coordinate geometry to one Mo(1), one Mo(2), and one Te(2) atom. In the third O site, O(3) is bonded in a rectangular see-saw-like geometry to one Mo(1), two equivalent Mn(1), and one Te(1) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one Mg(1), one Mo(2), and one Te(2) atom. In the fifth O site, O(5) is bonded to one Mg(1), two equivalent Mn(1), and one Te(1) atom to form a mixture of corner and edge-sharing OMgMn2Te tetrahedra. In the sixth O site, O(6) is bonded to one Mg(1), two equivalent Mn(1), and one Te(2) atom to form a mixture of distorted corner and edge-sharing OMgMn2Te trigonal pyramids.
MgMn2Te2(MoO6)2 crystallizes in the orthorhombic Cmm2 space group. Mg(1) is bonded to two equivalent O(4), two equivalent O(5), and two equivalent O(6) atoms to form MgO6 octahedra that share  an edgeedge with one Mo(2)O6 octahedra and  an edgeedge with one Te(1)O6 octahedra. Both Mg(1)-O(4) bond lengths are 1.98 Å. Both Mg(1)-O(5) bond lengths are 2.17 Å. Both Mg(1)-O(6) bond lengths are 2.21 Å. There are two inequivalent Mo sites. In the first Mo site, Mo(1) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(3) atoms to form distorted MoO6 octahedra that share corners with four equivalent Mo(2)O6 octahedra and corners with four equivalent Te(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 26-55°. Both Mo(1)-O(1) bond lengths are 1.87 Å. Both Mo(1)-O(2) bond lengths are 2.37 Å. Both Mo(1)-O(3) bond lengths are 2.03 Å. In the second Mo site, Mo(2) is bonded to two equivalent O(1), two equivalent O(2), and two equivalent O(4) atoms to form distorted MoO6 octahedra that share corners with four equivalent Mo(1)O6 octahedra,  an edgeedge with one Mg(1)O6 octahedra, and  an edgeedge with one Te(1)O6 octahedra. The corner-sharing octahedral tilt angles are 26°. Both Mo(2)-O(1) bond lengths are 2.36 Å. Both Mo(2)-O(2) bond lengths are 1.87 Å. Both Mo(2)-O(4) bond lengths are 2.03 Å. Mn(1) is bonded in a 6-coordinate geometry to two equivalent O(3), two equivalent O(5), and two equivalent O(6) atoms. Both Mn(1)-O(3) bond lengths are 2.53 Å. Both Mn(1)-O(5) bond lengths are 1.96 Å. Both Mn(1)-O(6) bond lengths are 2.25 Å. There are two inequivalent Te sites. In the first Te site, Te(1) is bonded to two equivalent O(1), two equivalent O(3), and two equivalent O(5) atoms to form TeO6 octahedra that share corners with four equivalent Mo(1)O6 octahedra,  an edgeedge with one Mg(1)O6 octahedra, and  an edgeedge with one Mo(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 51-55°. Both Te(1)-O(1) bond lengths are 2.38 Å. Both Te(1)-O(3) bond lengths are 2.17 Å. Both Te(1)-O(5) bond lengths are 2.01 Å. In the second Te site, Te(2) is bonded in a distorted rectangular see-saw-like geometry to two equivalent O(2), two equivalent O(4), and two equivalent O(6) atoms. Both Te(2)-O(2) bond lengths are 2.72 Å. Both Te(2)-O(4) bond lengths are 2.21 Å. Both Te(2)-O(6) bond lengths are 1.98 Å. There are six inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one Mo(1), one Mo(2), and one Te(1) atom. In the second O site, O(2) is bonded in a 3-coordinate geometry to one Mo(1), one Mo(2), and one Te(2) atom. In the third O site, O(3) is bonded in a rectangular see-saw-like geometry to one Mo(1), two equivalent Mn(1), and one Te(1) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one Mg(1), one Mo(2), and one Te(2) atom. In the fifth O site, O(5) is bonded to one Mg(1), two equivalent Mn(1), and one Te(1) atom to form a mixture of corner and edge-sharing OMgMn2Te tetrahedra. In the sixth O site, O(6) is bonded to one Mg(1), two equivalent Mn(1), and one Te(2) atom to form a mixture of distorted corner and edge-sharing OMgMn2Te trigonal pyramids.