Genesis and evolution of kimberlites

A Giuliani, MW Schmidt, TH Torsvik… - Nature Reviews Earth & …, 2023 - nature.com
Kimberlites are volcanic rocks enriched in CO2 and H2O and derive from the deepest-
sourced melts (up to 300 km) that reach Earth's surface. The mantle processes that generate …

Water in the Earth's interior: distribution and origin

AH Peslier, M Schönbächler, H Busemann… - Space Science …, 2017 - Springer
The concentration and distribution of water in the Earth has influenced its evolution
throughout its history. Even at the trace levels contained in the planet's deep interior (mantle …

A review of the geology of global diamond mines and deposits

BA Kjarsgaard, M de Wit… - … in Mineralogy and …, 2022 - pubs.geoscienceworld.org
Diamond is not a common rock-forming mineral (an exception being “diamondite”; see
Jacob and Mikhail 2022, this volume) nor a common crustal mineral (the exceptions being …

What is a kimberlite? Petrology and mineralogy of hypabyssal kimberlites

RH Mitchell, A Giuliani… - Elements: An …, 2019 - pubs.geoscienceworld.org
Hypabyssal kimberlites are subvolcanic intrusive rocks crystallised from mantle-derived
magmas poor in SiO2 and rich in CO2 and H2O. They are complex, hybrid rocks containing …

Sources and mobility of carbonate melts beneath cratons, with implications for deep carbon cycling, metasomatism and rift initiation

S Tappe, RL Romer, A Stracke, A Steenfelt… - Earth and Planetary …, 2017 - Elsevier
Kimberlite and carbonatite magmas that intrude cratonic lithosphere are among the deepest
probes of the terrestrial carbon cycle. Their co-existence on thick continental shields is …

Fluxing of mantle carbon as a physical agent for metallogenic fertilization of the crust

DE Blanks, DA Holwell, ML Fiorentini, M Moroni… - Nature …, 2020 - nature.com
Magmatic systems play a crucial role in enriching the crust with volatiles and elements that
reside primarily within the Earth's mantle, including economically important metals like …

Constraints on kimberlite ascent mechanisms revealed by phlogopite compositions in kimberlites and mantle xenoliths

A Giuliani, D Phillips, VS Kamenetsky, K Goemann - Lithos, 2016 - Elsevier
Kimberlite magmas are of economic and scientific importance because they represent the
major host to diamonds and are probably the deepest magmas from continental regions. In …

[HTML][HTML] Towards a new model for kimberlite petrogenesis: Evidence from unaltered kimberlites and mantle minerals

VS Kamenetsky, AV Golovin, R Maas, A Giuliani… - Earth-Science …, 2014 - Elsevier
Kimberlites represent magmas derived from great mantle depths and are the principal
source of diamonds. Kimberlites and their xenolith cargo have been extremely useful for …

[HTML][HTML] Subducted carbonates not required: Deep mantle melting explains stable Ca isotopes in kimberlite magmas

MA Antonelli, A Giuliani, Z Wang, M Wang… - … et Cosmochimica Acta, 2023 - Elsevier
Ca isotope geochemistry has great potential for improving our understanding of magmatic
systems and for tracing the deep Earth carbon cycle. There are still many open questions …

Insights into kimberlite petrogenesis and mantle metasomatism from a review of the compositional zoning of olivine in kimberlites worldwide

A Giuliani - Lithos, 2018 - Elsevier
Olivine is the dominant component in kimberlites (~ 40–60 vol%), where it occurs as
individual grains of variable size (> 1 cm to< 100 μm) of xenocrystic and magmatic origin …