Precise Quantification of Southern Hemisphere Cosmogenic Production Rates

An evidence-based approach to accurate interpretation of 40Ar/39Ar ages from basaltic rocks

M Heath, D Phillips, EL Matchan

2018-09-15

Since its inception in the mid-1960s, the ⁴⁰Ar/³⁹Ar dating technique has been the premier method for determi..

40Ar/39Ar ages of alkali feldspar xenocrysts constrain the timing of intraplate basaltic volcanism

EL Matchan, D Phillips, E Traine, D Zhu

2018-08-01

Intraplate continental basaltic volcanic provinces (ICBVPs) occur on all continents and represent some of the most enigmatic volca..

Major element data, 40Ar/39Ar step-heating and step-crushing data for anorthoclase megacrysts from the Newer Volcanic Province, south-eastern Australia

EL Matchan, D Phillips, E Traine, D Zhu

2018-08-01

We provide the dataset associated with the research article “⁴⁰Ar/³⁹Ar ages of alkali feldspar xenocrysts co..

Production of 21Ne in depth-profiled olivine from a 54 Ma basalt sequence, Eastern Highlands (37° S), Australia

EL Matchan, M Honda, TT Barrows, D Phillips, AR Chivas, LK Fifield, D Fabel

2018-01-01

In this study we investigate the cosmogenic neon component in olivine samples from a vertical profile in order to quantify muogeni..

Ar-40/Ar-39 geochronology reveals rapid change from plume-assisted to stress-dependent volcanism in the Newer Volcanic Province, SE Australia

KF Oostingh, F Jourdan, EL Matchan, D Phillips

2017-03-01

Here we present 40Ar/39Ar ages of volcanic features in the Cenozoic intraplate Newer Volcanic Province in southeast Australia. The..

Astronomical calibration of Ar-40/Ar-39 reference minerals using high-precision, multi-collector (ARGUSVI) mass spectrometry

D Phillips, EL Matchan, M Honda, KF Kuiper

2017-01-01

The new generation of multi-collector mass spectrometers (e.g. ARGUSVI) permit ultra-high precision (<0.1%) 40Ar/39Ar geochronolog..

A new 40Ar/39Ar eruption age for the Mount Widderin volcano, Newer Volcanic Province, Australia, with implications for eruption frequency in the region

EL Matchan, EB Joyce, D Phillips

2016-02-17

The Mount Widderin shield volcano is located near Skipton, western Victoria, in the Western Plains subprovince of the monogenetic ..

Cosmogenic neon exposure dating of young basalt lavas in Australia

M Honda, AR Chivas, D Phillips

2009-06-01