Polymineralic inclusions in megacrysts as proxies for kimberlite melt evolution—a review

Y Bussweiler - Minerals, 2019 - mdpi.com
Polymineralic inclusions in megacrysts have been reported to occur in kimberlites
worldwide. The inclusions are likely the products of early kimberlite melt (s) which invaded …

Olivine in kimberlites: magma evolution from deep mantle to eruption

A Abersteiner, VS Kamenetsky, K Goemann… - Journal of …, 2022 - academic.oup.com
Elucidating the origin, composition and physical properties of primary kimberlite melts is
crucial to our understanding of their source, petrogenesis, ascent mechanisms and …

Origin of complex zoning in olivine from diverse, diamondiferous kimberlites and tectonic settings: Ekati (Canada), Alto Paranaiba (Brazil) and Kaalvallei (South Africa)

E Lim, A Giuliani, D Phillips, K Goemann - Mineralogy and Petrology, 2018 - Springer
Olivine in kimberlites can provide unique insights into magma petrogenesis, because it is
the most abundant xenocrystic phase and a stable magmatic product over most of the liquid …

Cr-rich megacrysts of clinopyroxene and garnet from Lac de Gras kimberlites, Slave Craton, Canada–implications for the origin of clinopyroxene and garnet in cratonic …

Y Bussweiler, DG Pearson, T Stachel… - Mineralogy and …, 2018 - Springer
Kimberlites from the Diavik and Ekati diamond mines in the Lac de Gras kimberlite field
contain abundant large (> 1 cm) clinopyroxene (Cr-diopside) and garnet (Cr-pyrope) …

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

A Fitzpayne, A Giuliani, J Hergt, JD Woodhead, R Maas - Lithos, 2020 - Elsevier
The trace element and radiogenic isotope systematics of clinopyroxene have frequently
been used to characterise mantle metasomatic processes, because it is the main host of …

Kimberlite-related metasomatism recorded in MARID and PIC mantle xenoliths

A Fitzpayne, A Giuliani, D Phillips, J Hergt… - Mineralogy and …, 2018 - Springer
Abstract MARID (Mica-Amphibole-Rutile-Ilmenite-Diopside) and PIC (Phlogopite-Ilmenite-
Clinopyroxene) xenoliths are thought to be formed by intense “primary” mantle …

[HTML][HTML] Phlogopite in mantle xenoliths and kimberlite from the Grib pipe, Arkhangelsk province, Russia: Evidence for multi-stage mantle metasomatism and origin of …

AV Kargin, LV Sazonova, AA Nosova, NM Lebedeva… - Geoscience …, 2019 - Elsevier
We present petrography and mineral chemistry for both phlogopite, from mantle-derived
xenoliths (garnet peridotite, eclogite and clinopyroxene–phlogopite rocks) and for …

Two-stage origin of K-enrichment in ultrapotassic magmatism simulated by melting of experimentally metasomatized mantle

MW Förster, S Buhre, B Xu, D Prelević, R Mertz-Kraus… - Minerals, 2019 - mdpi.com
The generation of strongly potassic melts in the mantle requires the presence of phlogopite
in the melting assemblage, while isotopic and trace element analyses of ultrapotassic rocks …

The P3 kimberlite and P4 lamproite, Wajrakarur kimberlite field, India: mineralogy, and major and minor element compositions of olivines as records of their …

AM Shaikh, SP Kumar, SC Patel, SS Thakur… - Mineralogy and …, 2018 - Springer
Distinctly different groundmass mineralogy characterise the hypabyssal facies,
Mesoproterozoic diamondiferous P3 and P4 intrusions from the Wajrakarur Kimberlite Field …

Cr-poor and Cr-rich clinopyroxene and garnet megacrysts from southern African group 1 and group 2 kimberlites: clues to megacryst origins and their relationship to …

BJ Nkere, PE Janney, C Tinguely - Lithos, 2021 - Elsevier
Controversies surround the origin of kimberlite megacrysts, including whether and how they
are genetically related to their host kimberlites, the relationship between the Cr-poor and Cr …