P.L.S.N.S.W. 1910. 



7. Variolite(xl2). 



8. Hypohyaline semi-variolite(xl2). 



9. Variolite ( X 30) . 

 10, Micro-ellipsoidal spilite ( X 30) . 



11 Keratophyre (x30) polarised light 

 12. Magnetite-keratophyre( x30). 



