New Zealand Journal of Geology and Geophysics |
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adjacent aguilarite altered Amuri Limestone analyses aragonite aragonite cement basalt base surge Black Crater breccia Broken Hills Brown Peninsula Canterbury Cape carbonate chlorite clasts continental slope correlation Creek deposits diapir dikes electrum eruption explosions Fault fissure flow forms fragments Glenesk Glenorchy Glenorchy Lode gold grains greywacke Hapeotoroa hydrothermal intrusions isotope Journal of Geology keratophyre Kumi Lake Rotomahana lapilli large breccia pipe locally marine matrix microprobe mineralisation minerals Miocene muddy calcilutite N.Z. Journal occur outcrop overlying palagonitic Pegasus Canyon phenocrysts plagioclase Pleistocene present profiles pyrite pyroclastics quartz red maroon tuff rhyolite Rip Volcanics Rotomahana éjecta samples sand sandstone Scallop Hill Formation schist scoria sea level sediments shelf edge silver slide slump Speden spilitic stratigraphie structures submarine canyons sulphide sulphoselenides surface Table Tapuaeroa Tarawera tectonic temperature terraces thick tuff tuffaceous tungsten unconformity unit veins Waimangu wall rocks Wellington Zealand zeolite zone