MSG (SG) #197: \(T_{\rm }^{3}\) (\(I23\))# #197.7: \(I23\) Related group PG : \(T_{\rm }\) (\(23\)) SG : \(T_{\rm }^{3}\) (\(I23\)) MPG : \(231'\) Symmetry operation : PDF Wyckoff site : PDF #197.8: \(I231'\) Related group PG : \(T_{\rm }\) (\(23\)) SG : \(T_{\rm }^{3}\) (\(I23\)) MPG : \(231'\) Symmetry operation : PDF Wyckoff site : PDF