Ph.D.thesis 2006 THE ROYAL VETERINARY AND AGRICULTURAL UNIVERSITY OF DENMARK DANMARKS OG GRØNLANDS GEOLOGISKE UNDERSØGELSE RAPPORT 2006/69 Jeppe Rølmer Hansen Ph.D.thesis 2006 GEOLOGICAL SURVEY OF DENMARK AND GREENLAND DANISHMINISTRY OF THE ENVIRONMENT THE ROYAL VETERINARY AND AGRICULTURAL UNIVERSITY OF DENMARK DANMARKS OG GRØNLANDS GEOLOGISKE UNDERSØGELSE RAPPORT 2006/69 Jeppe Rølmer Hansen Copenhagen, November 2006 Jeppe Rølmer Hansen 3