EuRu2As2 crystallizes in the tetragonal I4/mmm space group. Eu(1) is bonded in a 16-coordinate geometry to eight equivalent Ru(1) and eight equivalent As(1) atoms. Ru(1) is bonded in a 4-coordinate geometry to four equivalent Eu(1) and four equivalent As(1) atoms. As(1) is bonded in a 9-coordinate geometry to four equivalent Eu(1), four equivalent Ru(1), and one As(1) atom.
EuRu2As2 crystallizes in the tetragonal I4/mmm space group. Eu(1) is bonded in a 16-coordinate geometry to eight equivalent Ru(1) and eight equivalent As(1) atoms. All Eu(1)-Ru(1) bond lengths are 3.42 Å. All Eu(1)-As(1) bond lengths are 3.31 Å. Ru(1) is bonded in a 4-coordinate geometry to four equivalent Eu(1) and four equivalent As(1) atoms. All Ru(1)-As(1) bond lengths are 2.42 Å. As(1) is bonded in a 9-coordinate geometry to four equivalent Eu(1), four equivalent Ru(1), and one As(1) atom. The As(1)-As(1) bond length is 3.00 Å.