Andrea Giuliani

A comparison of geochronological methods commonly applied to kimberlites and related rocks: Three case studies from Finland

Hayden Dalton, Andrea Giuliani, David Phillips, Janet Hergt, Roland Maas, Erin Matchan, Jon Woodhead, Hugh O'Brien

Journal article  |  2020  |  CHEMICAL GEOLOGY

Despite their economic and scientific significance, the tectonic drivers that lead to the genesis of kimberlites and related rocks..

Bushveld superplume drove Proterozoic magmatism and metallogenesis in Australia

Marco L Fiorentini, Craig O'Neill, Andrea Giuliani, Eunjoo Choi, Roland Maas, Franco Pirajno, Stephen Foley

Journal article  |  2020  |  SCIENTIFIC REPORTS

Large-scale mantle convective processes are commonly reflected in the emplacement of Large Igneous Provinces (LIPs). These are hig..

The role of lithospheric heterogeneity on the composition of kimberlite magmas from a single field: The case of Kaavi-Kuopio, Finland (vol 354, 105333, 2020)

Hayden Dalton, Andrea Giuliani, Hugh O'Brien, David Phillips, Janet Hergt

Journal article  |  2020  |  LITHOS

The authors regret that a recent audit of kimberlite drill core stored at National Drill Core Archive of the Geological Survey of ..

Isotopic analyses of clinopyroxenes demonstrate the effects of kimberlite melt metasomatism upon the lithospheric mantle

Angus Fitzpayne, Andrea Giuliani, Janet Hergt, Jon D Woodhead, Roland Maas

Journal article  |  2020  |  LITHOS

The trace element and radiogenic isotope systematics of clinopyroxene have frequently been used to characterise mantle metasomatic..

Kimberlite Metasomatism of the Lithosphere and the Evolution of Olivine in Carbonate-rich Melts - Evidence from the Kimberley Kimberlites (South Africa)

Ashton Soltys, Andrea Giuliani, David Phillips, Vadim S Kamenetsky

Journal article  |  2020  |  JOURNAL OF PETROLOGY

Olivine is the most abundant phase in kimberlites and is stable throughout most of the crystallization sequence, thus providing an..

Controls on the explosive emplacement of diamondiferous kimberlites: New insights from hypabyssal and pyroclastic units in the Diavik mine, Canada

Madeline Tovey, Andrea Giuliani, David Phillips, Stephen Moss

Journal article  |  2020  |  LITHOS

Kimberlites are mantle-derived magmas that either crystallise as hypabyssal intrusions, erupt explosively after rapid ascent to th..

Apatite compositions and groundmass mineralogy record divergent melt/fluid evolution trajectories in coherent kimberlites caused by differing emplacement mechanisms

Ashton Soltys, Andrea Giuliani, David Phillips

Journal article  |  2020  |  CONTRIBUTIONS TO MINERALOGY AND PETROLOGY

Kimberlites are pipe-like igneous bodies, consisting of a pyroclastic crater and diatreme, commonly underlain by coherent root-zon..

Kimberlite genesis from a common carbonate-rich primary melt modified by lithospheric mantle assimilation

Andrea Giuliani, D Graham Pearson, Ashton Soltys, Hayden Dalton, David Phillips, Stephen F Foley, Emilie Lim, Karsten Goemann, William L Griffin, Roger H Mitchell

Journal article  |  2020  |  SCIENCE ADVANCES

Quantifying the compositional evolution of mantle-derived melts from source to surface is fundamental for constraining the nature ..

New constraints on the source, composition, and post-emplacement modification of kimberlites from in situ C-O-Sr-isotope analyses of carbonates from the Benfontein sills (South Africa)

Montgarri Castillo-Oliver, Andrea Giuliani, William L Griffin, Suzanne Y O'Reilly, Russell N Drysdale, Adam Abersteiner, Emilie Thomassot, Xian-Hua Li

Journal article  |  2020  |  CONTRIBUTIONS TO MINERALOGY AND PETROLOGY

Primary carbonates in kimberlites are the main CO2 carriers in kimberlites and thus can be used to constrain the original carbon a..

Subduction-related petrogenesis of Late Archean calc-alkaline lamprophyres in the Yilgarn Craton (Western Australia)

Eunjoo Choi, Marco L Fiorentini, Andrea Giuliani, Stephen F Foley, Roland Maas, Wayne R Taylor

Journal article  |  2020  |  PRECAMBRIAN RESEARCH

We present a comprehensive petrographic, mineralogical and geochemical study of calc-alkaline lamprophyres (CAL) from the Archean ..