NaAu3Si crystallizes in the cubic Pa-3 space group. Na(1) is bonded in a 16-coordinate geometry to one Na(1), twelve equivalent Au(1), and three equivalent Si(1) atoms. Au(1) is bonded in a 12-coordinate geometry to four equivalent Na(1), six equivalent Au(1), and two equivalent Si(1) atoms. Si(1) is bonded in a 6-coordinate geometry to three equivalent Na(1) and six equivalent Au(1) atoms.
NaAu3Si crystallizes in the cubic Pa-3 space group. Na(1) is bonded in a 16-coordinate geometry to one Na(1), twelve equivalent Au(1), and three equivalent Si(1) atoms. The Na(1)-Na(1) bond length is 3.02 Å. There are a spread of Na(1)-Au(1) bond distances ranging from 3.01-3.33 Å. All Na(1)-Si(1) bond lengths are 3.20 Å. Au(1) is bonded in a 12-coordinate geometry to four equivalent Na(1), six equivalent Au(1), and two equivalent Si(1) atoms. There are a spread of Au(1)-Au(1) bond distances ranging from 2.86-3.09 Å. There is one shorter (2.46 Å) and one longer (2.61 Å) Au(1)-Si(1) bond length. Si(1) is bonded in a 6-coordinate geometry to three equivalent Na(1) and six equivalent Au(1) atoms.