374 



PKOF. J. "W. JTJDD ON THE PROPYLITES 



Pig. 1. — Shetcli-mci]^ of Ben Hiant, ArdnamurcJian. 



j^^^l Augite-andesite layas, passing into glassy varieties j 

 ^iririr^^J[ ("pitchstoue-porphyries") at ^. | 



! Newer 

 I Teutiarv. 



Volcanic agglomerates. 



'^^szsi Easalts &c. overlying propylites. Olbek Tertiary. 



Sandstones and clays (altered). Jurassic. 



Crystalline schists &c. 



