SHAPE AND STRUCTURE OF OCEAN BASINS 



,4.5/3,6 



33 



'^ (To(r)) 



?oo v}0 too aoo tooo 



MO coo ?000 



Depth: km 

 / A D 2/3 "" "^^^ . i6 n2 aT^ € = 40 cm 



— 1 



3 f 



Fig. 14. Distribution of thermal conductivity in the mantle (Lubimova, 1958). 



