:1969 - 	 	Richard-Zsigmondy-Stipendium, awarded by the Kolloid-Gesellschaft (Germany)
:1995 - 	 	George W. Brindley Lecture Award, The Clay Minerals Society (USA)
:1996 - 	 	Doctor honoris causa, University of Szeged (Hungary)
:1999 - 	 	Wolfgang-Ostwald-Kolloquium of the Kolloid-Gesellschaft (Germany) dedicated to the 60th birthday of G. Lagaly
:2001 - 	 	AIPEA Medal in recognition of innovative and dynamic scientific contribution to the field of Clay Sciences
:2002 - 	 	Marilyn & Sturges W. Bailey Distinguished Member Award, Clay Minerals Society (USA)
:2002 - 	 	Socio de Honor de la Sociedad Española de Arcillas (Spain)
:2004 - 	 	Wolfgang-Ostwald-Prize, awarded by the Kolloid-Gesellschaft (Germany)
:2005 - 	 	Membre d'Honneur du Groupe Français des Argiles (France)
:2006 - 	 	Ehrenmitglied der DTTG (Germany-Austria-Switzerland)