Geol. Mag. 1911. 



Plate II. 



[1703.] Modified 

 Dolerite, with xenocrysts. 

 Kahlele's. x 20 diani. 



[1705.] Composite 

 Granophyre. Kalilele's. 

 x 20 diam. 



Basic Dykes, Rhodesia. 



