SG #154: \(D_{\rm 3}^{6}\) (\(P3_221\))# Related group PG : \(D_{\rm 3}\) (\(32\)) MPG : \(321'\) MSG (SG) : \(D_{\rm 3}^{6}\) (\(P3_221\)) Symmetry operation : PDF Wyckoff site : PDF bond : PDF