98 LABRADOR 
These dikes of trap often occur in nests, as at Ice Tickle, 
but, large or small, they are never wanting in any extended 
view of theshore. They form striking features in the frown- 
ing cliffs of the north; perhaps nowhere better displayed 
than in a score of huge, black, vertical seams of trap part- 
ing the schists of Mt. Blow-me-down. Another score of 
Fig. 14. From a photograph 
View of Striped Island, looking east. The highest point is about 200 feet 
above the sea. The black bands represent horizontal sheets of trap, 
cutting the gneiss. 
parallel dikes cut through Webeck Island. On account 
of their great size — on Mt. Blow-me-down, ranging from 
one hundred to four hundred feet in width and exposed 
for thousands of feet along their walls — these dikes are 
conspicuous even many miles offshore, compelling in the 
mind of every voyager wonder at the stupendous force 
that so cleaved the mountains to their mysterious depths. 
Such dikes appear in the view of Bear Island (opp. p. 130). 
They are small examples, but serve to show the essential 
characteristics and that contrast of colour which makes the 
dikes scenically important on the coast. Before the moun- 
tains were wasted away to their present low relief, these 
dikes extended upwards hundreds, if not many thousands, 
