ARRIERS OF THE POLAR REGIONS 



The north. Polar Regions consist chiefly of primitive and. tra 

 tion rocks , with few secondary and, jiXLuxial and slight tert 

 strata Coal of the oldest formation was roicnd at MeLvUlt 

 -Land , and the plants of the coal formations 

 TZaffins Say are similar to those wfa 

 now flourish between the tropics. 



One of the mcst remarkable volcat 

 Tzanes of smoTce, and/ -red, 'hat star. 



M 



5 ALLUVIUM 

 4- TERTIARY. 

 3 SECONDARY 

 2 PRIMARY 

 I ICNEOUSAMETAMORPHI 

 VOLCANIC ROCK: 



