[{SlideShowNav}] !!!Kreideformation [{Image src='Kreideformation.jpg' caption='Kreideformation' alt='Illustration Kreideformation' width='591' height='900'}] Illustration aus [Pierers Konversations-Lexikon (Band 8)|web-books/konversationsle08de1891kfu/000430]. [{SET customtitle='Kreideformation'}]