At places the material is very well washed and stratified; at others it is more poorly washed, with inclusions of till masses that fell from ice but were covered before they were completely washed.
Nalgúns lugares o material está moi ben lavado e estratificado; noutros está peor lavado, con inclusións de masas de till que caen do xeo pero estaban cubertas antes de que fosen completamente lavadas.