Plate 6 





Demoiselle hill, Amherst island 



^i.^- 



?•_ V. 



^.~ 



Red sandstones carrying in the upper part, just under the soil and embedded 



within the sand, an irregular layer of angular diabase pebbles. The 



sandstones are horizontal, the apparent cross bedding being 



a secondary structure. Grindstone island 



