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Modification of Mantle Cargo by turbulent ascent of Kimberlite

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Modification of Mantle Cargo by turbulent ascent of Kimberlite. / Jones, T.J.; Russell, J.K.; Sasse, D.
In: Frontiers in Earth Science, Vol. 7, 134, 07.06.2019.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

Jones, TJ, Russell, JK & Sasse, D 2019, 'Modification of Mantle Cargo by turbulent ascent of Kimberlite', Frontiers in Earth Science, vol. 7, 134. https://doi.org/10.3389/feart.2019.00134

APA

Jones, T. J., Russell, J. K., & Sasse, D. (2019). Modification of Mantle Cargo by turbulent ascent of Kimberlite. Frontiers in Earth Science, 7, Article 134. https://doi.org/10.3389/feart.2019.00134

Vancouver

Jones TJ, Russell JK, Sasse D. Modification of Mantle Cargo by turbulent ascent of Kimberlite. Frontiers in Earth Science. 2019 Jun 7;7:134. doi: 10.3389/feart.2019.00134

Author

Jones, T.J. ; Russell, J.K. ; Sasse, D. / Modification of Mantle Cargo by turbulent ascent of Kimberlite. In: Frontiers in Earth Science. 2019 ; Vol. 7.

Bibtex

@article{ecbc8bcfaad44a1a81b1aef97ded1ba7,
title = "Modification of Mantle Cargo by turbulent ascent of Kimberlite",
abstract = "Kimberlite magmas transport cratonic mantle xenoliths and diamonds to the Earth's surface. However, the mechanisms supporting the successful and efficient ascent of these cargo-laden magmas remains enigmatic due to the absence of historic eruptions, uncertainties in melt composition, and questions concerning their rheology. Mantle-derived xenocrystic olivine is the most abundant component in kimberlite and is uniquely rounded and ellipsoidal in shape. Here, we present data from a series of attrition experiments designed to inform on the transport of low-viscosity melts through the mantle lithosphere. The experimental data suggest that the textural properties of the mantle-derived olivine are records of the flow regime, particle concentration, and transport duration of ascent for kimberlitic magmas. Specifically, our results provide evidence for the rapid and turbulent ascent of kimberlite during their transit through the lithosphere; this transport regime creates mechanical particle-particle interactions that, in combination with chemical processes, continually modify the mantle cargo and facilitate mineral assimilation.",
keywords = "Abrasion, Attrition, Grain size distribution, Kimberlite ascent, Milling, Olivine",
author = "T.J. Jones and J.K. Russell and D. Sasse",
year = "2019",
month = jun,
day = "7",
doi = "10.3389/feart.2019.00134",
language = "English",
volume = "7",
journal = "Frontiers in Earth Science",
issn = "2296-6463",
publisher = "Frontiers Research Foundation",

}

RIS

TY - JOUR

T1 - Modification of Mantle Cargo by turbulent ascent of Kimberlite

AU - Jones, T.J.

AU - Russell, J.K.

AU - Sasse, D.

PY - 2019/6/7

Y1 - 2019/6/7

N2 - Kimberlite magmas transport cratonic mantle xenoliths and diamonds to the Earth's surface. However, the mechanisms supporting the successful and efficient ascent of these cargo-laden magmas remains enigmatic due to the absence of historic eruptions, uncertainties in melt composition, and questions concerning their rheology. Mantle-derived xenocrystic olivine is the most abundant component in kimberlite and is uniquely rounded and ellipsoidal in shape. Here, we present data from a series of attrition experiments designed to inform on the transport of low-viscosity melts through the mantle lithosphere. The experimental data suggest that the textural properties of the mantle-derived olivine are records of the flow regime, particle concentration, and transport duration of ascent for kimberlitic magmas. Specifically, our results provide evidence for the rapid and turbulent ascent of kimberlite during their transit through the lithosphere; this transport regime creates mechanical particle-particle interactions that, in combination with chemical processes, continually modify the mantle cargo and facilitate mineral assimilation.

AB - Kimberlite magmas transport cratonic mantle xenoliths and diamonds to the Earth's surface. However, the mechanisms supporting the successful and efficient ascent of these cargo-laden magmas remains enigmatic due to the absence of historic eruptions, uncertainties in melt composition, and questions concerning their rheology. Mantle-derived xenocrystic olivine is the most abundant component in kimberlite and is uniquely rounded and ellipsoidal in shape. Here, we present data from a series of attrition experiments designed to inform on the transport of low-viscosity melts through the mantle lithosphere. The experimental data suggest that the textural properties of the mantle-derived olivine are records of the flow regime, particle concentration, and transport duration of ascent for kimberlitic magmas. Specifically, our results provide evidence for the rapid and turbulent ascent of kimberlite during their transit through the lithosphere; this transport regime creates mechanical particle-particle interactions that, in combination with chemical processes, continually modify the mantle cargo and facilitate mineral assimilation.

KW - Abrasion

KW - Attrition

KW - Grain size distribution

KW - Kimberlite ascent

KW - Milling

KW - Olivine

U2 - 10.3389/feart.2019.00134

DO - 10.3389/feart.2019.00134

M3 - Journal article

VL - 7

JO - Frontiers in Earth Science

JF - Frontiers in Earth Science

SN - 2296-6463

M1 - 134

ER -