Sr(PtSi)2 crystallizes in the tetragonal I4/mmm space group. Sr(1) is bonded in a 16-coordinate geometry to eight equivalent Pt(1) and eight equivalent Si(1) atoms. Pt(1) is bonded in a 4-coordinate geometry to four equivalent Sr(1) and four equivalent Si(1) atoms. Si(1) is bonded in a 4-coordinate geometry to four equivalent Sr(1) and four equivalent Pt(1) atoms.
Sr(PtSi)2 crystallizes in the tetragonal I4/mmm space group. Sr(1) is bonded in a 16-coordinate geometry to eight equivalent Pt(1) and eight equivalent Si(1) atoms. All Sr(1)-Pt(1) bond lengths are 3.37 Å. All Sr(1)-Si(1) bond lengths are 3.34 Å. Pt(1) is bonded in a 4-coordinate geometry to four equivalent Sr(1) and four equivalent Si(1) atoms. All Pt(1)-Si(1) bond lengths are 2.43 Å. Si(1) is bonded in a 4-coordinate geometry to four equivalent Sr(1) and four equivalent Pt(1) atoms.