A mechanism for aragonite to post-aragonite transition in MCO<sub>3</sub> (M = Ca, Sr and Ba) carbonates: evidence of a hidden metastable polymorph-Reference-Cited by-同舟云学术

A mechanism for aragonite to post-aragonite transition in MCO₃ (M = Ca, Sr and Ba) carbonates: evidence of a hidden metastable polymorph

Published:2022 Issue:47 Volume:24 Page:29205-29213
ISSN:1463-9076
Container-title:Physical Chemistry Chemical Physics
language:en
Short-container-title:Phys. Chem. Chem. Phys.

Author:

Salvadó Miguel A.¹^ORCID,Pertierra Pilar¹^ORCID,Recio J. Manuel¹^ORCID

Affiliation:

1. MALTA-Consolider Team and Departamento de Química Física y Analítica, Universidad de Oviedo, E-33006, Oviedo, Spain

Abstract

A two-step transition path for alkaline earth carbonates via a hexagonal structure is able to clarify previous controversial results and provide useful information on the Earth's C-cycle.

Funder

Fundación para el Fomento en Asturias de la Investigación Científica Aplicada y la Tecnología

European Regional Development Fund

Agencia Estatal de Investigación

Publisher

Royal Society of Chemistry (RSC)

Subject

Physical and Theoretical Chemistry,General Physics and Astronomy

Link

http://pubs.rsc.org/en/content/articlepdf/2022/CP/D2CP04209F

Reference51 articles.

1. Carbon in Earth's interior: Storage, cycling, and life

2. Why Deep Carbon?

3. M.Merlini , S.Milani and J.Maurice , Structures and Crystal Chemistry of Carbonate at Earth's Mantle Conditions Amer. Geophys. Union (AGU) , 2020 , ch. 9, pp. 87–95

4. Crystal Structure of BaCa(CO3)2 Alstonite Carbonate and Its Phase Stability upon Compression

5. Fate of Carbonates in the Earth’s Mantle (10-136 GPa)

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