CaNiIn2 crystallizes in the orthorhombic Cmcm space group. Ca(1) is bonded in a 13-coordinate geometry to three equivalent Ni(1) and ten equivalent In(1) atoms. Ni(1) is bonded in a 9-coordinate geometry to three equivalent Ca(1) and six equivalent In(1) atoms. In(1) is bonded in a 12-coordinate geometry to five equivalent Ca(1), three equivalent Ni(1), and four equivalent In(1) atoms.
CaNiIn2 crystallizes in the orthorhombic Cmcm space group. Ca(1) is bonded in a 13-coordinate geometry to three equivalent Ni(1) and ten equivalent In(1) atoms. There is one shorter (2.92 Å) and two longer (3.17 Å) Ca(1)-Ni(1) bond lengths. There are a spread of Ca(1)-In(1) bond distances ranging from 3.29-3.43 Å. Ni(1) is bonded in a 9-coordinate geometry to three equivalent Ca(1) and six equivalent In(1) atoms. There are two shorter (2.66 Å) and four longer (2.71 Å) Ni(1)-In(1) bond lengths. In(1) is bonded in a 12-coordinate geometry to five equivalent Ca(1), three equivalent Ni(1), and four equivalent In(1) atoms. There are a spread of In(1)-In(1) bond distances ranging from 2.98-3.28 Å.