New Zealand Journal of Geology and Geophysics |
Yleiset termit ja lausekkeet
abundant Acacia alunite alunite minerals amphibole analcime analyses andesite assemblage augite average basalt biotite breccias carbonate chalcopyrite chlorite clinopyroxene coarse coastal composition dacite debris deposits dirt cones dolerites Dune Belt Egmont Egmont-Kaipara Sand System eruptive periods feldspar formed Fossil gabbro garnet Geology and Geophysics Geophysics Vol grains groundmass Haast Schist hornblende hydrothermal alteration hypersthene Ignimbrite indicates Journal of Geology Katikara Formation labradorite low-Si andesites magma Manticula metamorphism Moke Creek Monotis moraine N.Z. Journal natroalunite North Island occurs off-shore Okato olivine orthopyroxene Otago Owharoa palynofloras phenocrysts plagioclase pollen post-glacial dunes Pouakai Range profile of equilibrium progradation Pureora andesite pyrite pyroxene pyrrhotite quartz rocks samples sand belt Saunders Ash Schist Schofield sea floor sea level sea-level fluctuations sediments South Kaipara Barrier species sphalerite staurolite sulphide surface Table Tangihua Taupo tephras texture tidal maximum Tongariro veins volcanic Waikato River Waitekauri White Island Whitianga Whitianga Group Zealand zone