Mg(MoO3)4 crystallizes in the triclinic P1 space group. Mg(1) is bonded in a 5-coordinate geometry to one O(10), one O(11), one O(12), one O(7), and one O(9) atom. There are four inequivalent Mo sites. In the first Mo site, Mo(1) is bonded in a 5-coordinate geometry to one O(10), one O(11), one O(12), one O(4), and one O(9) atom. In the second Mo site, Mo(2) is bonded in a 5-coordinate geometry to one O(10), one O(11), one O(12), one O(3), and one O(9) atom. In the third Mo site, Mo(3) is bonded in a distorted octahedral geometry to one O(1), one O(2), one O(3), one O(5), one O(6), and one O(7) atom. In the fourth Mo site, Mo(4) is bonded in a 6-coordinate geometry to one O(1), one O(2), one O(4), one O(5), one O(6), and one O(8) atom. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a linear geometry to one Mo(3) and one Mo(4) atom. In the second O site, O(2) is bonded in a linear geometry to one Mo(3) and one Mo(4) atom. In the third O site, O(3) is bonded in a distorted linear geometry to one Mo(2) and one Mo(3) atom. In the fourth O site, O(4) is bonded in a distorted linear geometry to one Mo(1) and one Mo(4) atom. In the fifth O site, O(5) is bonded in a bent 150 degrees geometry to one Mo(3) and one Mo(4) atom. In the sixth O site, O(6) is bonded in a bent 150 degrees geometry to one Mo(3) and one Mo(4) atom. In the seventh O site, O(7) is bonded in a linear geometry to one Mg(1) and one Mo(3) atom. In the eighth O site, O(8) is bonded in a single-bond geometry to one Mo(4) atom. In the ninth O site, O(9) is bonded in a distorted T-shaped geometry to one Mg(1), one Mo(1), and one Mo(2) atom. In the tenth O site, O(10) is bonded in a distorted T-shaped geometry to one Mg(1), one Mo(1), and one Mo(2) atom. In the eleventh O site, O(11) is bonded in a distorted T-shaped geometry to one Mg(1), one Mo(1), and one Mo(2) atom. In the twelfth O site, O(12) is bonded in a distorted T-shaped geometry to one Mg(1), one Mo(1), and one Mo(2) atom.
Mg(MoO3)4 crystallizes in the triclinic P1 space group. Mg(1) is bonded in a 5-coordinate geometry to one O(10), one O(11), one O(12), one O(7), and one O(9) atom. The Mg(1)-O(10) bond length is 2.01 Å. The Mg(1)-O(11) bond length is 2.02 Å. The Mg(1)-O(12) bond length is 2.03 Å. The Mg(1)-O(7) bond length is 1.98 Å. The Mg(1)-O(9) bond length is 2.03 Å. There are four inequivalent Mo sites. In the first Mo site, Mo(1) is bonded in a 5-coordinate geometry to one O(10), one O(11), one O(12), one O(4), and one O(9) atom. The Mo(1)-O(10) bond length is 2.02 Å. The Mo(1)-O(11) bond length is 2.02 Å. The Mo(1)-O(12) bond length is 2.02 Å. The Mo(1)-O(4) bond length is 1.73 Å. The Mo(1)-O(9) bond length is 2.02 Å. In the second Mo site, Mo(2) is bonded in a 5-coordinate geometry to one O(10), one O(11), one O(12), one O(3), and one O(9) atom. The Mo(2)-O(10) bond length is 2.02 Å. The Mo(2)-O(11) bond length is 2.02 Å. The Mo(2)-O(12) bond length is 2.01 Å. The Mo(2)-O(3) bond length is 1.74 Å. The Mo(2)-O(9) bond length is 2.02 Å. In the third Mo site, Mo(3) is bonded in a distorted octahedral geometry to one O(1), one O(2), one O(3), one O(5), one O(6), and one O(7) atom. The Mo(3)-O(1) bond length is 2.00 Å. The Mo(3)-O(2) bond length is 1.81 Å. The Mo(3)-O(3) bond length is 2.36 Å. The Mo(3)-O(5) bond length is 1.85 Å. The Mo(3)-O(6) bond length is 2.06 Å. The Mo(3)-O(7) bond length is 1.77 Å. In the fourth Mo site, Mo(4) is bonded in a 6-coordinate geometry to one O(1), one O(2), one O(4), one O(5), one O(6), and one O(8) atom. The Mo(4)-O(1) bond length is 1.86 Å. The Mo(4)-O(2) bond length is 2.11 Å. The Mo(4)-O(4) bond length is 2.41 Å. The Mo(4)-O(5) bond length is 2.03 Å. The Mo(4)-O(6) bond length is 1.83 Å. The Mo(4)-O(8) bond length is 1.71 Å. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a linear geometry to one Mo(3) and one Mo(4) atom. In the second O site, O(2) is bonded in a linear geometry to one Mo(3) and one Mo(4) atom. In the third O site, O(3) is bonded in a distorted linear geometry to one Mo(2) and one Mo(3) atom. In the fourth O site, O(4) is bonded in a distorted linear geometry to one Mo(1) and one Mo(4) atom. In the fifth O site, O(5) is bonded in a bent 150 degrees geometry to one Mo(3) and one Mo(4) atom. In the sixth O site, O(6) is bonded in a bent 150 degrees geometry to one Mo(3) and one Mo(4) atom. In the seventh O site, O(7) is bonded in a linear geometry to one Mg(1) and one Mo(3) atom. In the eighth O site, O(8) is bonded in a single-bond geometry to one Mo(4) atom. In the ninth O site, O(9) is bonded in a distorted T-shaped geometry to one Mg(1), one Mo(1), and one Mo(2) atom. In the tenth O site, O(10) is bonded in a distorted T-shaped geometry to one Mg(1), one Mo(1), and one Mo(2) atom. In the eleventh O site, O(11) is bonded in a distorted T-shaped geometry to one Mg(1), one Mo(1), and one Mo(2) atom. In the twelfth O site, O(12) is bonded in a distorted T-shaped geometry to one Mg(1), one Mo(1), and one Mo(2) atom.