146 
“J 
N. Z. ROCKS. 
Hornblende Porphyrite. Gorge on Rocky River, 
Mount Egmont. 
8 Trachyte Porphyry, fine grained. (4000 ft. Alt.) — 
Mount Egmont. . 
Partially Decomposed Trachyte Tufa. (8000 ft. 
Alt.) Mount Egmont. 
Trachyte Porphyry, fine grained. (4000 ft. Alt.) 
Mount Egmont. 
Sucar Loaves. 
Trachyte Porphyry. 
Compact Basalt. 
Trachyte Breccia. 
Trachyte Porphyry. Outer Sugar Louaf. 
Dolerite. 
Trachyte Lava. 
Basalt. ~ 
Tufa (Breccia). 
Trachyte Porphyry (partially decomposed.) 
Felspar Porphyry. 
Trachyte Lava (slightly Porphyritic). 
Basalt. 
Trachyte Porphyry. 
Trachyte Lava. 
Dolerite. 
Trachyte Porphyry. 
Basalt. 
Trachyte Lava (slightly Porphyritic). 
Trachyte Lava. 
Basalt. 
Trachyte Tufa. 
Breccia. 
Dolerite Lava. 
Basaltic Lava. 
Karrakt. 
White Tufa (with Pyrites). 
Tufa, with Free Sulphur. 
Semi-fused Chert Breccia, with rhombic prisms of 
Cale-spar. 
