Ca(PdSi)2 crystallizes in the tetragonal I4/mmm space group. Ca(1) is bonded in a 16-coordinate geometry to eight equivalent Pd(1) and eight equivalent Si(1) atoms. Pd(1) is bonded in a 4-coordinate geometry to four equivalent Ca(1) and four equivalent Si(1) atoms. Si(1) is bonded in a 9-coordinate geometry to four equivalent Ca(1), four equivalent Pd(1), and one Si(1) atom.
Ca(PdSi)2 crystallizes in the tetragonal I4/mmm space group. Ca(1) is bonded in a 16-coordinate geometry to eight equivalent Pd(1) and eight equivalent Si(1) atoms. All Ca(1)-Pd(1) bond lengths are 3.24 Å. All Ca(1)-Si(1) bond lengths are 3.20 Å. Pd(1) is bonded in a 4-coordinate geometry to four equivalent Ca(1) and four equivalent Si(1) atoms. All Pd(1)-Si(1) bond lengths are 2.45 Å. Si(1) is bonded in a 9-coordinate geometry to four equivalent Ca(1), four equivalent Pd(1), and one Si(1) atom. The Si(1)-Si(1) bond length is 2.39 Å.