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23 
N. Z. ROCKS. 161 
Quartz Casts of a mineral which has since been 
removed by natural causes. 
Diabase. Scally Creek. 
Limestone. Upper Waiau. 
Laminated Limestone. Clarence River. 
Calcareous Sandstone. Mount Peel. 
Calcareous Sandstone. Mount Somers. 
Diorite. Clarke’s Pass. 
Diorite Porphyry. Waiau. 
Red Marble. 
LYTTELTON TUNNEL. 
Sandy Silt. 1.* 
Amygdaloidal Basalt. 9. 
Dolerite, with Sanadine Crystals. IX. 
Dolerite, with the Sanadine partly decomposed. 17p. 
Basalt, with Crystals of Felspar. 20z. 
Laterite. 23. 
Aggregation of Cale-spar Crystals. 24a. 
Trachy-dolerite. 28. 
Argillaceous Trachyte Tufa, 29a. 
Vesicular Trachyte Tufa. 29k. 
Sanadine Crystals, in a fine grained Dolerite ma- 
trix. 328. 
Slate, with Carbonate of Lime. 44. 
Dolerite, with Muller’s Glass. 
Basalt, with Crystals of Felspar and some Car- 
bonate. 55n. 
Amygdaloidal Trachy-dolerite. 56. 
Compact Trachy-dolerite. 56x. 
Clay Stone Breccia. 62. 
Compact Dolerite, with Calcite in thin veins. 71. 
Basaltic Lava. 76. 
Compact Dolerite. 78. 
Trachyte Porphyry. 82. 
Decomposed Dolerite Conglomerate. 84. 
Amygdaloidal Basalt. 85. 
* These numbers refer to positions marked on Dr, Haast’s 

Section of the Rocks passed through in the excavation of the 
tunnel. 
