Trans. N.Z. Inst., Vol. LI. 



Plate XXIV. 



i 



.'^ 







[5. ('. Aston, photo. 



Fio. 1. — The .summit of Mount Tainiaenuku, showing the rubble that mantles the 



higher peaks of the Kaikoiira Range. 





[B. C. Aston, photo. 



Fig. 2.— a cliff of " syenite " on a spur leading from the Dee River to Mount 

 Tapuaenuku, sliowing numerous intersecting dark dykes. 



Face p. 30S.] 



