LAKES AT CAPE BARNE 



SUNK LAKE 



18 Feet below sea. 



shoning effect of ablation 

 in depressing the surface 

 of the lake below sea level. 



167 

 M^Murdo Sound 



Feet. 



100 



50 



30 20 



Metres. 



' ■, 1 I M 



Horizontal & Vertical Scale. 



100 



— t — 



too 



—\ — 



300 



400 



Feet. 



500 



— I — 

 50 



100 



ISO 



Metres. 



S. 



•w. 



N. 



Terrace LcLk/e 



■-"#"'\-. MORAINE 

 'V 



o 



MIDCET TARN 



ao 



1= 



10 



=±=] 



Old 



4'.V;-:i| CRAVEL 

 ^^:-.y-v:';.°;:: Chiefly kenyte with 



, ^V;.ys; •;.;;: cnietiy Kenyce wiut 

 ^^"^P.<£j.yy.\^.yf:'-:h 3 littJe greenish grey 



^rrfy-^- Y.:;;.!.v;,;;>^ trachyte, brown 

 /■■:■>" '■.••.■■:--'.'::"k:^l phonolite. * fragment!. 



Heart L. 



phonolite. * fragments 

 of pa lag on I te. 



M^MURDO 

 SOUND 



IsletLakB \ q\ 



Scale in Chains 



10 EO 30 



Kenyte rocky pome > 



Fia. 56 



