Na2MgCuO2 crystallizes in the orthorhombic Immm space group. Na(1) is bonded in a 5-coordinate geometry to one Cu(1) and four equivalent O(1) atoms. Mg(1) is bonded in a square co-planar geometry to four equivalent Cu(1) and four equivalent O(1) atoms. Cu(1) is bonded in a 10-coordinate geometry to two equivalent Na(1), four equivalent Mg(1), and four equivalent O(1) atoms. O(1) is bonded in a 6-coordinate geometry to four equivalent Na(1), two equivalent Mg(1), and two equivalent Cu(1) atoms.
Na2MgCuO2 crystallizes in the orthorhombic Immm space group. Na(1) is bonded in a 5-coordinate geometry to one Cu(1) and four equivalent O(1) atoms. The Na(1)-Cu(1) bond length is 2.63 Å. There are two shorter (2.28 Å) and two longer (2.59 Å) Na(1)-O(1) bond lengths. Mg(1) is bonded in a square co-planar geometry to four equivalent Cu(1) and four equivalent O(1) atoms. All Mg(1)-Cu(1) bond lengths are 2.76 Å. All Mg(1)-O(1) bond lengths are 2.10 Å. Cu(1) is bonded in a 10-coordinate geometry to two equivalent Na(1), four equivalent Mg(1), and four equivalent O(1) atoms. All Cu(1)-O(1) bond lengths are 2.68 Å. O(1) is bonded in a 6-coordinate geometry to four equivalent Na(1), two equivalent Mg(1), and two equivalent Cu(1) atoms.