DALY: GEOLOGY OF THE NORTHEAST COAST OF LABRADOR. 2G9 



EXPLANATION OF PLATES. 



PLATE 1. 



The basalts and underlying sediments of the Mugford Series as exposed on the 

 northwest side of Mugford Tickle. The basement of crystalline rocks is seen 

 on the left. It disappears near the middle of the view in consequence of the 

 strong flexure revealed in the attitude of the stratified rocks above. The cliff 

 is about 1,800 feet in height where it rises above the exposed basement. 



PLATE 2. 



The unconformity of the Mugford Series and Crystalline Complex, at Cape Mug- 

 ford ; cliff here from 1,800 to 2,000 feet in altitude. 



PLATE 3. 



The Tallek, or southern arm of Nachvak Bay ; view taken from the height of 

 about 1,500 feet on the southern slope of Mt. Elizabeth. Mt. Idyutak on the 

 left. 



PLATE 4. 



The highest cliff in the Tallek ; the cloud-capped peak on the left is the summit 

 of Mt. Idyutak, 3,400 feet in height; view taken at a distance of about one 

 mile from the shore. 



PLATE 5. 



Glacial amphitheatre near Mt. Razorback, north of entrance to Nachvak Bay ; 

 looking north. 



PLATE 6. 



Hanging Valley of the Korlortoaluk, Nachvak Bay (see Plate 12) ; Mt. Elizabeth 

 on the left, separated from Mt. Ford on the right by a glaciated col ; this col is 

 drained into the main hanging valley, which comes in from the right ; looking 

 north. 



