The causes of continental arc flare ups and drivers of episodic magmatic activity in Cordilleran orogenic systems
Continental arcs in Cordilleran orogenic systems display episodic changes in magma
production rate, alternating between flare ups (70–90 km 3 km− 1 Myr− 1) and lulls (< 20 km …
production rate, alternating between flare ups (70–90 km 3 km− 1 Myr− 1) and lulls (< 20 km …
An updated catalogue of New Zealand's mantle peridotite and serpentinite
JM Scott - New Zealand Journal of Geology and Geophysics, 2020 - Taylor & Francis
New Zealand has a remarkably large number of exhumed mantle occurrences for a small
exposed landmass. Since the last regional syntheses of peridotite (1987) and serpentinite …
exposed landmass. Since the last regional syntheses of peridotite (1987) and serpentinite …
Continent stabilisation by lateral accretion of subduction zone-processed depleted mantle residues; insights from Zealandia
To examine how the mantle lithosphere stabilises continents, we present a synthesis of the
mantle beneath Zealandia in the SW Pacific Ocean. Zealandia, Earth's “8th continent” …
mantle beneath Zealandia in the SW Pacific Ocean. Zealandia, Earth's “8th continent” …
Peridotitic lithosphere metasomatized by volatile-bearing melts, and its association with intraplate alkaline HIMU-like magmatism
The role of lithospheric mantle metasomatized by CO2-bearing melts in the genesis of HIMU-
like alkaline intraplate basalts is investigated using a suite of peridotite xenoliths from New …
like alkaline intraplate basalts is investigated using a suite of peridotite xenoliths from New …
Variable sources for Cretaceous to recent HIMU and HIMU-like intraplate magmatism in New Zealand
Continental intraplate magmas with isotopic affinities similar to HIMU are identified
worldwide. Involvement of an asthenospheric HIMU or HIMU-like source is contested …
worldwide. Involvement of an asthenospheric HIMU or HIMU-like source is contested …
Formation of Ultra‐Depleted Mantle Peridotites and Their Relationship With Boninitic Melts: An Example From the Kamuikotan Unit, Hokkaido, Japan
The extent of partial melting of peridotites is a function of temperature, pressure, and fluid
supply. Understanding the petrogenesis of ultra‐depleted peridotites is important for …
supply. Understanding the petrogenesis of ultra‐depleted peridotites is important for …
Late Cretaceous (99-69 Ma) basaltic intraplate volcanism on and around Zealandia: Tracing upper mantle geodynamics from Hikurangi Plateau collision to …
Margins resulting from continental breakup are generally classified as volcanic (related to
flood basalt volcanism from a starting plume head) or non-volcanic (caused by tectonic …
flood basalt volcanism from a starting plume head) or non-volcanic (caused by tectonic …
Abrupt spatial and geochemical changes in lamprophyre magmatism related to Gondwana fragmentation prior, during and after opening of the Tasman Sea
Abstract High-precision 40 Ar/39 Ar dating of lamprophyre dike swarms in the Western
Province of New Zealand reveals that these dikes were emplaced into continental crust prior …
Province of New Zealand reveals that these dikes were emplaced into continental crust prior …
Lattice-preferred orientation (LPO) of olivine and amphibole in amphibole peridotites and neighboring hornblendites from Gapyeong, South Korea and implications for …
J Lee, H Jung - Journal of Geodynamics, 2023 - Elsevier
Amphibole peridotites and neighboring hornblendites are often found in subduction zones.
To understand the effect of amphibole-rich rocks on seismic anisotropy in subduction zones …
To understand the effect of amphibole-rich rocks on seismic anisotropy in subduction zones …
Slab-triggered arc flare-up in the Cretaceous Median Batholith and the growth of lower arc crust, Fiordland, New Zealand
M Decker, JJ Schwartz, HH Stowell… - Journal of …, 2017 - academic.oup.com
The Mesozoic continental arc in Fiordland, New Zealand, records a c. 110 Myr history of
episodic, subduction-related magmatism that culminated in a terminal surge of mafic to …
episodic, subduction-related magmatism that culminated in a terminal surge of mafic to …