David Phillips

Age and origin of the West Kimberley lamproites, Western Australia

D Phillips, W Clarke, AL Jaques

Journal article  |  2022  |  Lithos

New high precision 40Ar/39Ar ages are presented which more tightly constrain the eruption ages of the West Kimberley lamproites of..

Sublithospheric melt input in cratonic lamproites

S Sarkar, A Giuliani, D Phillips, GH Howarth, S Ghosh, H Dalton

Journal article  |  2022  |  Geology

Cratonic lamproites are diamondiferous ultrapotassic rocks that are emplaced through thick continental lithosphere and thought to ..

Geochemical and Chronological Constraints on the Origin and Mantle Source of Early Cretaceous Arc Volcanism on the Gagua Ridge in Western Pacific

Guoliang Zhang, Ji Zhang, Hayden Dalton, David Phillips

Journal article  |  2022  |  GEOCHEMISTRY GEOPHYSICS GEOSYSTEMS

The modern western Pacific basins and arcs formed during the Cenozoic are considered to be underlain by Indian-type asthenospheric..

Geodynamic and Isotopic Constraints on the Genesis of Kimberlites, Lamproites and Related Magmas From the Finnish Segment of the Karelian Craton

Hayden Dalton, Andrea Giuliani, Janet Hergt, David Phillips, Hugh O'Brien, Maxim D Ballmer, Roland Maas, Jon Woodhead

Journal article  |  2022  |  GEOCHEMISTRY GEOPHYSICS GEOSYSTEMS

Despite the scientific and economic significance of kimberlites and related magmas, their origin is unclear. Here, we address this..

Geochronology of Diamonds

Karen V Smit, Suzette Timmerman, Sonja Aulbach, Steven B Shirey, Stephen H Richardson, David Phillips, D Graham Pearson

Journal article  |  2022  |  Reviews in Mineralogy and Geochemistry

Revised astronomically calibrated 40Ar/39Ar ages for the Fish Canyon Tuff sanidine – Closing the interlaboratory gap

D Phillips, EL Matchan, H Dalton, KF Kuiper

Journal article  |  2022  |  Chemical Geology

The 40Ar/39Ar geochronology method is capable of high precision (<0.05%), but remains limited by relatively large uncertainties in..

Controls on the Emplacement Style of Coherent Kimberlites in the Lac de Gras Field, Canada

M Tovey, A Giuliani, D Phillips, T Nowicki, D Graham Pearson, Y Fedortchouk, JK Russell

Journal article  |  2022  |  Journal of Petrology

In the Lac de Gras (LDG) kimberlite field, Northwest Territories, Canada, coherent kimberlites (CKs) occur as tabular dykes, pipe-..

Perturbation of the deep-Earth carbon cycle in response to the Cambrian Explosion

Andrea Giuliani, Russell N Drysdale, Jon D Woodhead, Noah J Planavsky, David Phillips, Janet Hergt, William L Griffin, Senan Oesch, Hayden Dalton, Gareth R Davies

Journal article  |  2022  |  SCIENCE ADVANCES

Earth's carbon cycle is strongly influenced by subduction of sedimentary material into the mantle. The composition of the sediment..

AusGeochem: An Open Platform for Geochemical Data Preservation, Dissemination and Synthesis

Samuel C Boone, Hayden Dalton, Alexander Prent, Fabian Kohlmann, Moritz Theile, Yoann Greau, Guillaume Florin, Wayne Noble, Sally-Ann Hodgekiss, Bryant Ware, David Phillips, Barry Kohn, Suzanne O'Reilly, Andrew Gleadow, Brent McInnes, Tim Rawling

Journal article  |  2022  |  GEOSTANDARDS AND GEOANALYTICAL RESEARCH

To promote a more efficient and transparent geochemistry data ecosystem, a consortium of Australian university research laboratori..

The AuScope Geochemistry Laboratory Network Project and the Building of the AusGeochem Data Repository

Brent McInnes, Andrew Gleadow, Suzanne O'Reilly, Barry Kohn, Tim Rawling, Fabian Kohlmann, David Phillips, Alexander Prent, Samuel Boone, Yoann Greau, Moritz Theile, Bryant Ware, Wayne Noble, Hayden Dalton, Sally-Ann Hodgekiss, Halimulati Ananuer, Olivier Alard

Conference Proceedings  |  2022  |  Goldschmidt2022 abstracts