[HTML][HTML] Tracing the deep carbon cycle using metal stable isotopes: opportunities and challenges

SA Liu, SG Li - Engineering, 2019 - Elsevier
The subduction of marine carbonates and carbonated oceanic crust to the Earth's interior
and the return of recycled carbon to the surface via volcanism may play a pivotal role in …

Calcium isotopic fractionation in mantle peridotites by melting and metasomatism and Ca isotope composition of the Bulk Silicate Earth

JT Kang, DA Ionov, F Liu, CL Zhang, AV Golovin… - Earth and Planetary …, 2017 - Elsevier
To better constrain the Ca isotopic composition of the Bulk Silicate Earth (BSE) and explore
the Ca isotope fractionation in the mantle, we determined the Ca isotopic composition of 28 …

[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 …

Calcium isotope constraints on OIB and MORB petrogenesis: The importance of melt mixing

ZT Eriksen, SB Jacobsen - Earth and Planetary Science Letters, 2022 - Elsevier
Lithological and isotopic heterogeneity in the mantle archive the mantle's melting history and
fingerprint crustal recycling processes coupling the deep Earth with the terrestrial biosphere …

Calcium isotopic evidence for the mantle sources of carbonatites

E Amsellem, F Moynier, H Bertrand, A Bouyon… - Science …, 2020 - science.org
The origin of carbonatites—igneous rocks with more than 50% of carbonate minerals—and
whether they originate from a primary mantle source or from recycling of surface materials …

First-principles calculations of equilibrium Ca isotope fractionation: Implications for oldhamite formation and evolution of lunar magma ocean

F Huang, C Zhou, W Wang, J Kang, Z Wu - Earth and Planetary Science …, 2019 - Elsevier
Calcium is a major element of the Earth, the Moon, terrestrial planets, and rocky meteorites.
Here we present equilibrium Ca isotope fractionation factors of Ca-bearing minerals using …

Kinetic and equilibrium Ca isotope effects in high-T rocks and minerals

MA Antonelli, M Schiller, EA Schauble, T Mittal… - Earth and Planetary …, 2019 - Elsevier
Calcium isotope data (δ 44 Ca, μ 42/44 Ca, and μ 48/44 Ca) are reported for high-
temperature metamorphic rocks and minerals, and compared with density-functional theory …

Calcium isotope fractionation during magmatic processes in the upper mantle

C Chen, W Dai, Z Wang, Y Liu, M Li, H Becker… - … et Cosmochimica Acta, 2019 - Elsevier
The Earth's mantle has a complex history of partial melting and melt-peridotite reaction that
have redistributed Ca and other elements between residues and melting products. Given the …

Calcium isotopes in high-temperature terrestrial processes

MA Antonelli, JI Simon - Chemical Geology, 2020 - Elsevier
This chapter explores the growing body of stable and radiogenic Ca isotope measurements
in high temperature terrestrial materials and covers the emerging applications for Ca isotope …

The factors controlling equilibrium inter-mineral Ca isotope fractionation: Insights from first-principles calculations

ZC Xiao, C Zhou, JT Kang, ZQ Wu, F Huang - … et Cosmochimica Acta, 2022 - Elsevier
Equilibrium isotope fractionation factors are crucial to quantitatively interpreting Ca isotope
data of natural samples. Recent studies have revealed significant equilibrium Ca isotope …