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The join CaCO3-CaSiO3 at 6 GPa with implication to Ca-rich lithologies trapped by kimberlitic diamonds. / Fedoraeva, Anastasia S.; Shatskiy, Anton; Litasov, Konstantin D.

In: High Pressure Research, Vol. 39, No. 4, 04.09.2019, p. 547-560.

Research output: Contribution to journal › Article › peer-review

Harvard

Fedoraeva, AS, Shatskiy, A & Litasov, KD 2019, 'The join CaCO3-CaSiO3 at 6 GPa with implication to Ca-rich lithologies trapped by kimberlitic diamonds', High Pressure Research, vol. 39, no. 4, pp. 547-560. https://doi.org/10.1080/08957959.2019.1660325

APA

Fedoraeva, A. S., Shatskiy, A., & Litasov, K. D. (2019). The join CaCO3-CaSiO3 at 6 GPa with implication to Ca-rich lithologies trapped by kimberlitic diamonds. High Pressure Research, 39(4), 547-560. https://doi.org/10.1080/08957959.2019.1660325

Vancouver

Fedoraeva AS, Shatskiy A, Litasov KD. The join CaCO3-CaSiO3 at 6 GPa with implication to Ca-rich lithologies trapped by kimberlitic diamonds. High Pressure Research. 2019 Sept 4;39(4):547-560. doi: 10.1080/08957959.2019.1660325

Author

Fedoraeva, Anastasia S. ; Shatskiy, Anton ; Litasov, Konstantin D. / The join CaCO3-CaSiO3 at 6 GPa with implication to Ca-rich lithologies trapped by kimberlitic diamonds. In: High Pressure Research. 2019 ; Vol. 39, No. 4. pp. 547-560.

BibTeX

@article{efdab56aefee4938ad7e0092c9cb6da5,
title = "The join CaCO3-CaSiO3 at 6 GPa with implication to Ca-rich lithologies trapped by kimberlitic diamonds",
abstract = "Phase relations in the CaCO3–CaSiO3 system have been studied at 6 GPa and 1300–1750°C. At 1300°C, the subsolidus assemblage comprises of aragonite and walstromite. The eutectic was established at 1400°C and 57 mol% CaSiO3. Just below its melting temperature at 1660°C, the CaCO3 solid quenches to calcite, while, at ≤1600°C, it quenches to aragonite. At 1700°C, a walstromite + larnite + liquid assemblage appears, indicating that the system deviates from a simple binary. Incongruent melting of walstromite to produce larnite and a liquid occurs at 1750°C. The diamonds containing inclusions of walstromite and CaCO3 could be formed as a result of the partial reduction of the CaCO3-CaSiO3 melt derived by melting of walstromite-bearing CaCO3 limestones on the top of basaltic crust subducted to a depth of ≥180 km and warming to ≥1400°C.",
keywords = "aragonite, Ca-rich lithology in the mantle, CaCO-CaSiO, superdeep diamonds, walstromite, SYSTEM, HIGH-PRESSURE, INCLUSIONS, KILOBARS, KANKAN DIAMONDS, MELTS, SUBSOLIDUS, EQUILIBRIUM, CaCO3-CaSiO3, PHASE-RELATIONS, TRANSITIONS",
author = "Fedoraeva, {Anastasia S.} and Anton Shatskiy and Litasov, {Konstantin D.}",
note = "Publisher Copyright: {\textcopyright} 2019, {\textcopyright} 2019 Informa UK Limited, trading as Taylor & Francis Group.",
year = "2019",
month = sep,
day = "4",
doi = "10.1080/08957959.2019.1660325",
language = "English",
volume = "39",
pages = "547--560",
journal = "High Pressure Research",
issn = "0895-7959",
publisher = "Taylor and Francis Ltd.",
number = "4",

}

RIS

TY - JOUR

T1 - The join CaCO3-CaSiO3 at 6 GPa with implication to Ca-rich lithologies trapped by kimberlitic diamonds

AU - Fedoraeva, Anastasia S.

AU - Shatskiy, Anton

AU - Litasov, Konstantin D.

N1 - Publisher Copyright: © 2019, © 2019 Informa UK Limited, trading as Taylor & Francis Group.

PY - 2019/9/4

Y1 - 2019/9/4

N2 - Phase relations in the CaCO3–CaSiO3 system have been studied at 6 GPa and 1300–1750°C. At 1300°C, the subsolidus assemblage comprises of aragonite and walstromite. The eutectic was established at 1400°C and 57 mol% CaSiO3. Just below its melting temperature at 1660°C, the CaCO3 solid quenches to calcite, while, at ≤1600°C, it quenches to aragonite. At 1700°C, a walstromite + larnite + liquid assemblage appears, indicating that the system deviates from a simple binary. Incongruent melting of walstromite to produce larnite and a liquid occurs at 1750°C. The diamonds containing inclusions of walstromite and CaCO3 could be formed as a result of the partial reduction of the CaCO3-CaSiO3 melt derived by melting of walstromite-bearing CaCO3 limestones on the top of basaltic crust subducted to a depth of ≥180 km and warming to ≥1400°C.

AB - Phase relations in the CaCO3–CaSiO3 system have been studied at 6 GPa and 1300–1750°C. At 1300°C, the subsolidus assemblage comprises of aragonite and walstromite. The eutectic was established at 1400°C and 57 mol% CaSiO3. Just below its melting temperature at 1660°C, the CaCO3 solid quenches to calcite, while, at ≤1600°C, it quenches to aragonite. At 1700°C, a walstromite + larnite + liquid assemblage appears, indicating that the system deviates from a simple binary. Incongruent melting of walstromite to produce larnite and a liquid occurs at 1750°C. The diamonds containing inclusions of walstromite and CaCO3 could be formed as a result of the partial reduction of the CaCO3-CaSiO3 melt derived by melting of walstromite-bearing CaCO3 limestones on the top of basaltic crust subducted to a depth of ≥180 km and warming to ≥1400°C.

KW - aragonite

KW - Ca-rich lithology in the mantle

KW - CaCO-CaSiO

KW - superdeep diamonds

KW - walstromite

KW - SYSTEM

KW - HIGH-PRESSURE

KW - INCLUSIONS

KW - KILOBARS

KW - KANKAN DIAMONDS

KW - MELTS

KW - SUBSOLIDUS

KW - EQUILIBRIUM

KW - CaCO3-CaSiO3

KW - PHASE-RELATIONS

KW - TRANSITIONS

UR - http://www.scopus.com/inward/record.url?scp=85071975530&partnerID=8YFLogxK

U2 - 10.1080/08957959.2019.1660325

DO - 10.1080/08957959.2019.1660325

M3 - Article

AN - SCOPUS:85071975530

VL - 39

SP - 547

EP - 560

JO - High Pressure Research

JF - High Pressure Research

SN - 0895-7959

IS - 4

ER -

ID: 21469473