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Thermal and redox equilibrium conditions of the upper-mantle xenoliths from the Quaternary volcanoes of NW Spitsbergen, Svalbard Archipelago. / Goncharov, A.G.; Nikitina, L.P.; Borovkov, N.V.; Babushkina, M.S.; Sirotkin, A.N.

In: Russian Geology and Geophysics, No. 11, 2015, p. 1578-1602.

Research output: Contribution to journal › Article

Harvard

Goncharov, AG, Nikitina, LP, Borovkov, NV, Babushkina, MS & Sirotkin, AN 2015, 'Thermal and redox equilibrium conditions of the upper-mantle xenoliths from the Quaternary volcanoes of NW Spitsbergen, Svalbard Archipelago', Russian Geology and Geophysics, no. 11, pp. 1578-1602. https://doi.org/10.1016/j.rgg.2015.10.006

APA

Goncharov, A. G., Nikitina, L. P., Borovkov, N. V., Babushkina, M. S., & Sirotkin, A. N. (2015). Thermal and redox equilibrium conditions of the upper-mantle xenoliths from the Quaternary volcanoes of NW Spitsbergen, Svalbard Archipelago. Russian Geology and Geophysics, (11), 1578-1602. https://doi.org/10.1016/j.rgg.2015.10.006

Vancouver

Goncharov AG, Nikitina LP, Borovkov NV, Babushkina MS, Sirotkin AN. Thermal and redox equilibrium conditions of the upper-mantle xenoliths from the Quaternary volcanoes of NW Spitsbergen, Svalbard Archipelago. Russian Geology and Geophysics. 2015;(11):1578-1602. https://doi.org/10.1016/j.rgg.2015.10.006

Author

Goncharov, A.G. ; Nikitina, L.P. ; Borovkov, N.V. ; Babushkina, M.S. ; Sirotkin, A.N. / Thermal and redox equilibrium conditions of the upper-mantle xenoliths from the Quaternary volcanoes of NW Spitsbergen, Svalbard Archipelago. In: Russian Geology and Geophysics. 2015 ; No. 11. pp. 1578-1602.

BibTeX

@article{b2a63fc857304568864b28d9bc77ae4e,
title = "Thermal and redox equilibrium conditions of the upper-mantle xenoliths from the Quaternary volcanoes of NW Spitsbergen, Svalbard Archipelago",
abstract = "{\textcopyright} 2015.Upper-mantle xenoliths in Cenozoic basalts of northwestern Spitsbergen are rocks of peridotite (spinel lherzolites) and pyroxenite (amphibole-containing garnet and garnet-free clinopyroxenites, garnet clinopyroxenites, and garnet and garnet-free websterites) series. The upper-mantle section in the depth range 50-100 km is composed of spinel peridotites; at depths of 80-100 km pyroxenites (probably, dikes or sills) appear. The equilibrium conditions of parageneses are as follows: in the peridotites-730-1180 °C, 13-27 kbar, and oxygen fugacity of -1.5 to +0.3 log. un.; in the pyroxenites-1100-1310 °C, 22-33 kbar. The pyroxenite minerals have been found to contain exsolved structures, such as orthopyroxene lamellae in clinopyroxene and, vice versa, clinopyroxene lamella in orthopyroxene. The formation temperatures of unexsolved phases in orthopyroxene and clinopyroxene are nearly 100-150 °C higher than the temperatures of the lamellae-matrix equilibrium and the equilibrium of minerals in the rock. The nor",
author = "A.G. Goncharov and L.P. Nikitina and N.V. Borovkov and M.S. Babushkina and A.N. Sirotkin",
year = "2015",
doi = "10.1016/j.rgg.2015.10.006",
language = "English",
pages = "1578--1602",
journal = "Russian Geology and Geophysics",
issn = "1068-7971",
publisher = "Elsevier",
number = "11",

}

RIS

TY - JOUR

T1 - Thermal and redox equilibrium conditions of the upper-mantle xenoliths from the Quaternary volcanoes of NW Spitsbergen, Svalbard Archipelago

AU - Goncharov, A.G.

AU - Nikitina, L.P.

AU - Borovkov, N.V.

AU - Babushkina, M.S.

AU - Sirotkin, A.N.

PY - 2015

Y1 - 2015

N2 - © 2015.Upper-mantle xenoliths in Cenozoic basalts of northwestern Spitsbergen are rocks of peridotite (spinel lherzolites) and pyroxenite (amphibole-containing garnet and garnet-free clinopyroxenites, garnet clinopyroxenites, and garnet and garnet-free websterites) series. The upper-mantle section in the depth range 50-100 km is composed of spinel peridotites; at depths of 80-100 km pyroxenites (probably, dikes or sills) appear. The equilibrium conditions of parageneses are as follows: in the peridotites-730-1180 °C, 13-27 kbar, and oxygen fugacity of -1.5 to +0.3 log. un.; in the pyroxenites-1100-1310 °C, 22-33 kbar. The pyroxenite minerals have been found to contain exsolved structures, such as orthopyroxene lamellae in clinopyroxene and, vice versa, clinopyroxene lamella in orthopyroxene. The formation temperatures of unexsolved phases in orthopyroxene and clinopyroxene are nearly 100-150 °C higher than the temperatures of the lamellae-matrix equilibrium and the equilibrium of minerals in the rock. The nor

AB - © 2015.Upper-mantle xenoliths in Cenozoic basalts of northwestern Spitsbergen are rocks of peridotite (spinel lherzolites) and pyroxenite (amphibole-containing garnet and garnet-free clinopyroxenites, garnet clinopyroxenites, and garnet and garnet-free websterites) series. The upper-mantle section in the depth range 50-100 km is composed of spinel peridotites; at depths of 80-100 km pyroxenites (probably, dikes or sills) appear. The equilibrium conditions of parageneses are as follows: in the peridotites-730-1180 °C, 13-27 kbar, and oxygen fugacity of -1.5 to +0.3 log. un.; in the pyroxenites-1100-1310 °C, 22-33 kbar. The pyroxenite minerals have been found to contain exsolved structures, such as orthopyroxene lamellae in clinopyroxene and, vice versa, clinopyroxene lamella in orthopyroxene. The formation temperatures of unexsolved phases in orthopyroxene and clinopyroxene are nearly 100-150 °C higher than the temperatures of the lamellae-matrix equilibrium and the equilibrium of minerals in the rock. The nor

U2 - 10.1016/j.rgg.2015.10.006

DO - 10.1016/j.rgg.2015.10.006

M3 - Article

SP - 1578

EP - 1602

JO - Russian Geology and Geophysics

JF - Russian Geology and Geophysics

SN - 1068-7971

IS - 11

ER -

ID: 4001992