118 N. Z. ROCKS. 
e. Graphite Slate Conglomerate. Pakewau, Nelson. 
J; Quartz Conglomerate. Brunner Coal Mines, 
Nelson. 
g. Clay-slate Conglomerate. Wangaurei, Auckland, 
41. Breccia Group. 
Angular fragments of any mineral or rock, firmly 
cemented together by media of various kinds, 
Slate Breccia. Ruatanua, Nelson. 
Sandstone Breccia. Wangapeka, Nelson. 
Schist Breccia. Dunstan, Otago. 
. Chert Breccia. Wangapeka, Nelson. 
Basaltic Breccia. Oamaru Cape, Otago. 
Trachyte Breccia. 
“Ms ae c8 
42. Tura Group. 
Accumulations of lapilli, fragments, ash, or other sub- 
stances, ejected from volcanoes, and more or less 
firmly compacted together. 
A.—Volcanic Tufas, Basaltic or Trachytic. 
- Peperino. Waiohanga, Auckland. 
Basalt Tufa. Petroleum Springs, Taranaki. 
Palagonite Tufa. Taipo Hill, Otago. 
Trachyte Tufa. Governor's Pass, Great Barrier. 
. Alum Stone. Arid Island, Great Barrier, 
~S Ses 
B.—Tufa formations of Plutonic Rocks. 
1, Greenstone Tufa. Great Barrier Island. 
m. Laterite. Dunedin. 
