Materials Data on Ca(GeAu)2 by Materials Project
Ca(AuGe)2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Ca is bonded in a 8-coordinate geometry to eight equivalent Au and eight equivalent Ge atoms. All Ca–Au bond lengths are 3.45 Å. All Ca–Ge bond lengths are 3.43 Å. Au is bonded in a 4-coordinate geometry to four equivalent Ca and four equivalent Ge atoms. All Au–Ge bond lengths are 2.64 Å. Ge is bonded in a 9-coordinate geometry to four equivalent Ca, four equivalent Au, and one Ge atom. The Ge–Ge bond length is 2.48 Å.