CcoL Soc. VoLUSX^FUSIM. 



NDEX 



Necks 

 Basalts 



vrlstorv: 



• m 

 II II 



SODA TRACHYTE 



Trachytes & JVc ; 



Qucwtz- Porplu 



Old Tied Sand 



QUARTZ TRACHYTE 



