Jlaplodioritie and Related Magmas. 167 



Fig. 5. 



diopside 



-13O0-C 



-1250- 



PER CENT 60. 



1250 



1200 



1150 



IIOO 



Fig. 5. Isotherms. 



Fig. 6. 



Fig. 6. Vertical section along boundary curve. 



