Carbonatites: Contrasting, Complex, and Controversial

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Carbonatites: Contrasting, Complex, and Controversial. / Kamenetsky, Vadim S.; Doroshkevich, Anna G.; Elliott, Holly A.L.; Zaitsev, Anatoly N.

In: Elements, Vol. 17, No. 5, 2021, p. 307-314.

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Kamenetsky, Vadim S. ; Doroshkevich, Anna G. ; Elliott, Holly A.L. ; Zaitsev, Anatoly N. / Carbonatites: Contrasting, Complex, and Controversial. In: Elements. 2021 ; Vol. 17, No. 5. pp. 307-314.

BibTeX

@article{bd9fc3c3da1a4464ab73eaa4d2306d4c,

title = "Carbonatites: Contrasting, Complex, and Controversial",

abstract = "Carbonatites are unique, enigmatic, and controversial rocks directly sourced from, or evolved from, mantle melts. Mineral proportions and chemical compositions of carbonatites are highly variable and depend on a wide range of processes: melt generation, liquid immiscibility, fractional crystallization, and post-magmatic alteration. Observations of plutonic carbonatites and their surrounding metasomatic rocks (fenites) suggest that carbonatite intrusions and volcanic rocks do not fully represent the true compositions of the parental carbonatite melts and fluids. Carbonatites are enriched in rare elements, such as niobium and rare earths, and may host deposits of these elements. Carbonatites are also important for understanding the carbon cycle and mantle evolution.",

keywords = "Alkaline-silicate rocks, Carbonatites, Fenite, Geochemistry, Gregoryite–nyerereite carbonatite, Inclusions, Oldoinyo Lengai",

author = "Kamenetsky, {Vadim S.} and Doroshkevich, {Anna G.} and Elliott, {Holly A.L.} and Zaitsev, {Anatoly N.}",

year = "2021",

doi = "10.2138/GSELEMENTS.17.5.307",

language = "English",

volume = "17",

pages = "307--314",

journal = "Elements",

issn = "1811-5209",

publisher = "Mineralogical Society of America",

number = "5",

}

RIS

TY - JOUR

T1 - Carbonatites: Contrasting, Complex, and Controversial

AU - Kamenetsky, Vadim S.

AU - Doroshkevich, Anna G.

AU - Elliott, Holly A.L.

AU - Zaitsev, Anatoly N.

PY - 2021

Y1 - 2021

N2 - Carbonatites are unique, enigmatic, and controversial rocks directly sourced from, or evolved from, mantle melts. Mineral proportions and chemical compositions of carbonatites are highly variable and depend on a wide range of processes: melt generation, liquid immiscibility, fractional crystallization, and post-magmatic alteration. Observations of plutonic carbonatites and their surrounding metasomatic rocks (fenites) suggest that carbonatite intrusions and volcanic rocks do not fully represent the true compositions of the parental carbonatite melts and fluids. Carbonatites are enriched in rare elements, such as niobium and rare earths, and may host deposits of these elements. Carbonatites are also important for understanding the carbon cycle and mantle evolution.

AB - Carbonatites are unique, enigmatic, and controversial rocks directly sourced from, or evolved from, mantle melts. Mineral proportions and chemical compositions of carbonatites are highly variable and depend on a wide range of processes: melt generation, liquid immiscibility, fractional crystallization, and post-magmatic alteration. Observations of plutonic carbonatites and their surrounding metasomatic rocks (fenites) suggest that carbonatite intrusions and volcanic rocks do not fully represent the true compositions of the parental carbonatite melts and fluids. Carbonatites are enriched in rare elements, such as niobium and rare earths, and may host deposits of these elements. Carbonatites are also important for understanding the carbon cycle and mantle evolution.

KW - Alkaline-silicate rocks

KW - Carbonatites

KW - Fenite

KW - Geochemistry

KW - Gregoryite–nyerereite carbonatite

KW - Inclusions

KW - Oldoinyo Lengai

UR - http://www.scopus.com/inward/record.url?scp=85124815427&partnerID=8YFLogxK

U2 - 10.2138/GSELEMENTS.17.5.307

DO - 10.2138/GSELEMENTS.17.5.307

M3 - Article

AN - SCOPUS:85124815427

VL - 17

SP - 307

EP - 314

JO - Elements

JF - Elements

SN - 1811-5209

IS - 5

ER -

ID: 94320383