MgTi2Si2(Ag2O5)2 crystallizes in the tetragonal P4mm space group. Mg(1) is bonded in a 1-coordinate geometry to four equivalent Ag(1), one O(3), and four equivalent O(1) atoms. There are two inequivalent Ti sites. In the first Ti site, Ti(1) is bonded in a 5-coordinate geometry to one O(3) and four equivalent O(1) atoms. In the second Ti site, Ti(2) is bonded in a 5-coordinate geometry to one O(4) and four equivalent O(2) atoms. Ag(1) is bonded in a 7-coordinate geometry to one Mg(1), two equivalent Ag(1), one O(3), one O(4), and two equivalent O(2) atoms. Si(1) is bonded in a tetrahedral geometry to two equivalent O(1) and two equivalent O(2) atoms. There are four inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one Mg(1), one Ti(1), and one Si(1) atom. In the second O site, O(2) is bonded in a 4-coordinate geometry to one Ti(2), two equivalent Ag(1), and one Si(1) atom. In the third O site, O(3) is bonded in a linear geometry to one Mg(1), one Ti(1), and four equivalent Ag(1) atoms. In the fourth O site, O(4) is bonded in a single-bond geometry to one Ti(2) and four equivalent Ag(1) atoms.
MgTi2Si2(Ag2O5)2 crystallizes in the tetragonal P4mm space group. Mg(1) is bonded in a 1-coordinate geometry to four equivalent Ag(1), one O(3), and four equivalent O(1) atoms. All Mg(1)-Ag(1) bond lengths are 2.71 Å. The Mg(1)-O(3) bond length is 2.01 Å. All Mg(1)-O(1) bond lengths are 2.42 Å. There are two inequivalent Ti sites. In the first Ti site, Ti(1) is bonded in a 5-coordinate geometry to one O(3) and four equivalent O(1) atoms. The Ti(1)-O(3) bond length is 1.77 Å. All Ti(1)-O(1) bond lengths are 2.01 Å. In the second Ti site, Ti(2) is bonded in a 5-coordinate geometry to one O(4) and four equivalent O(2) atoms. The Ti(2)-O(4) bond length is 1.73 Å. All Ti(2)-O(2) bond lengths are 1.99 Å. Ag(1) is bonded in a 7-coordinate geometry to one Mg(1), two equivalent Ag(1), one O(3), one O(4), and two equivalent O(2) atoms. Both Ag(1)-Ag(1) bond lengths are 2.81 Å. The Ag(1)-O(3) bond length is 2.84 Å. The Ag(1)-O(4) bond length is 2.74 Å. Both Ag(1)-O(2) bond lengths are 2.54 Å. Si(1) is bonded in a tetrahedral geometry to two equivalent O(1) and two equivalent O(2) atoms. Both Si(1)-O(1) bond lengths are 1.67 Å. Both Si(1)-O(2) bond lengths are 1.64 Å. There are four inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to one Mg(1), one Ti(1), and one Si(1) atom. In the second O site, O(2) is bonded in a 4-coordinate geometry to one Ti(2), two equivalent Ag(1), and one Si(1) atom. In the third O site, O(3) is bonded in a linear geometry to one Mg(1), one Ti(1), and four equivalent Ag(1) atoms. In the fourth O site, O(4) is bonded in a single-bond geometry to one Ti(2) and four equivalent Ag(1) atoms.