MgLu2Se4 crystallizes in the tetragonal I-42d space group. Mg(1) is bonded in a 4-coordinate geometry to eight equivalent Se(1) atoms. Lu(1) is bonded in a 8-coordinate geometry to eight equivalent Se(1) atoms. Se(1) is bonded in a 6-coordinate geometry to two equivalent Mg(1) and four equivalent Lu(1) atoms.
MgLu2Se4 crystallizes in the tetragonal I-42d space group. Mg(1) is bonded in a 4-coordinate geometry to eight equivalent Se(1) atoms. There are four shorter (2.72 Å) and four longer (3.27 Å) Mg(1)-Se(1) bond lengths. Lu(1) is bonded in a 8-coordinate geometry to eight equivalent Se(1) atoms. There are a spread of Lu(1)-Se(1) bond distances ranging from 2.79-3.24 Å. Se(1) is bonded in a 6-coordinate geometry to two equivalent Mg(1) and four equivalent Lu(1) atoms.