This is a Preprint and has not been peer reviewed. This is version 1 of this Preprint.
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Abstract
New Zealand is the emergent part of a 4.9 Mkm2, mainly submerged continent in the SW Pacific Ocean that was formerly part of the Gondwana supercontinent. The geology can be described in terms of two main Cambrian-Early Cretaceous basement units (Western and Eastern provinces) and a Late Cretaceous-Holocene sedimentary and volcanic cover (Zealandia Megasequence and Rūaumoko Volcanics). New Zealand contains a large number of different kinds of mineral deposits and occurrences. The metallogenic map of New Zealand lists more than 600 metallic mineral deposits classified into 25 different types. This mineral diversity for a land area of only 270 500 km2 is a function of a varied and complex geology resulting from New Zealands location at or near active plate boundaries for the past half billion years. Since the 2006 overview of New Zealand’s mineral deposits in the AUSIMM Monograph series, several advances have been made in our understanding of the country’s regional geological framework and development. This paper provides a brief overview of New Zealand’s mineral deposits and occurrences in the context of the currently understood geological and tectonic framework.
DOI
https://doi.org/10.31223/osf.io/cruqs
Subjects
Earth Sciences, Geology, Physical Sciences and Mathematics
Keywords
Geology, stratigraphy, Tectonics, New Zealand, Lead, tungsten, copper, zinc, gold, chromite, halloysite, ilmenite, ironsand, massive sulfide, mineral deposits, molybdenum, platinum group elements, Zealandia
Dates
Published: 2019-03-01 10:25
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