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Grain-scale distribution of molybdenite polytypes versus rhenium contents: μXRD and EBSD data. / Plotinskaya, Olga Y. ; Shilovskikh, Vladimir V. ; Najorka, Jens; Kovalchuk, Elena V. ; Seltmann, Reimar; Spratt, John.

в: Mineralogical Magazine, Том 83, 30.06.2019, стр. 639-644.

Результаты исследований: Научные публикации в периодических изданиях › статья › Рецензирование

Harvard

Plotinskaya, OY, Shilovskikh, VV, Najorka, J, Kovalchuk, EV, Seltmann, R & Spratt, J 2019, 'Grain-scale distribution of molybdenite polytypes versus rhenium contents: μXRD and EBSD data', Mineralogical Magazine, Том. 83, стр. 639-644.

APA

Plotinskaya, O. Y., Shilovskikh, V. V., Najorka, J., Kovalchuk, E. V., Seltmann, R., & Spratt, J. (2019). Grain-scale distribution of molybdenite polytypes versus rhenium contents: μXRD and EBSD data. Mineralogical Magazine, 83, 639-644.

Vancouver

Plotinskaya OY, Shilovskikh VV, Najorka J, Kovalchuk EV, Seltmann R, Spratt J. Grain-scale distribution of molybdenite polytypes versus rhenium contents: μXRD and EBSD data. Mineralogical Magazine. 2019 Июнь 30;83:639-644.

Author

Plotinskaya, Olga Y. ; Shilovskikh, Vladimir V. ; Najorka, Jens ; Kovalchuk, Elena V. ; Seltmann, Reimar ; Spratt, John. / Grain-scale distribution of molybdenite polytypes versus rhenium contents: μXRD and EBSD data. в: Mineralogical Magazine. 2019 ; Том 83. стр. 639-644.

BibTeX

@article{e067ee8a785848f3845ac31616fc2fa8,
title = "Grain-scale distribution of molybdenite polytypes versus rhenium contents: μXRD and EBSD data",
abstract = "Molybdenite from two porphyry copper mineralisation sites within the South Urals was studied by electron microprobe (EMPA), micro x-ray diffraction (μXRD) and electron backscattered diffraction (EBSD) methods. Elevated contents of rhenium (0.2 to 0.4, sometimes up to 1.1 wt.%) form linear zones from several to tens of micrometres wide and up to hundreds of micrometres long parallel to the elongation of molybdenite flakes. In most cases Re-rich zones are composed of the rhombohedral (3R) polytype of molybdenite, while the rest of the molybdenite flakes with ca. 0.1 wt.% of Re consist of hexagonal (2H) molybdenite. In rare cases Re-rich zones are confined to grain boundaries of molybdenite-2H. It is shown that both μXRD and EBSD are the most appropriate tools to distinguish different polytypes within a single grain of molybdenite.",
keywords = "molybdenite, rhenium, μXRD, Urals, EMPA, 3R and 2H polytypes, EBSD, porphyry copper deposits, molybdenite, Rhenium, EMPA, 3R and 2H polytypes, μXRD, EBSD, porphyry copper deposits, Urals",
author = "Plotinskaya, {Olga Y.} and Shilovskikh, {Vladimir V.} and Jens Najorka and Kovalchuk, {Elena V.} and Reimar Seltmann and John Spratt",
year = "2019",
month = jun,
day = "30",
language = "English",
volume = "83",
pages = "639--644",
journal = "Mineralogical Magazine",
issn = "0026-461X",
publisher = "Mineralogical Society",

}

RIS

TY - JOUR

T1 - Grain-scale distribution of molybdenite polytypes versus rhenium contents: μXRD and EBSD data

AU - Plotinskaya, Olga Y.

AU - Shilovskikh, Vladimir V.

AU - Najorka, Jens

AU - Kovalchuk, Elena V.

AU - Seltmann, Reimar

AU - Spratt, John

PY - 2019/6/30

Y1 - 2019/6/30

N2 - Molybdenite from two porphyry copper mineralisation sites within the South Urals was studied by electron microprobe (EMPA), micro x-ray diffraction (μXRD) and electron backscattered diffraction (EBSD) methods. Elevated contents of rhenium (0.2 to 0.4, sometimes up to 1.1 wt.%) form linear zones from several to tens of micrometres wide and up to hundreds of micrometres long parallel to the elongation of molybdenite flakes. In most cases Re-rich zones are composed of the rhombohedral (3R) polytype of molybdenite, while the rest of the molybdenite flakes with ca. 0.1 wt.% of Re consist of hexagonal (2H) molybdenite. In rare cases Re-rich zones are confined to grain boundaries of molybdenite-2H. It is shown that both μXRD and EBSD are the most appropriate tools to distinguish different polytypes within a single grain of molybdenite.

AB - Molybdenite from two porphyry copper mineralisation sites within the South Urals was studied by electron microprobe (EMPA), micro x-ray diffraction (μXRD) and electron backscattered diffraction (EBSD) methods. Elevated contents of rhenium (0.2 to 0.4, sometimes up to 1.1 wt.%) form linear zones from several to tens of micrometres wide and up to hundreds of micrometres long parallel to the elongation of molybdenite flakes. In most cases Re-rich zones are composed of the rhombohedral (3R) polytype of molybdenite, while the rest of the molybdenite flakes with ca. 0.1 wt.% of Re consist of hexagonal (2H) molybdenite. In rare cases Re-rich zones are confined to grain boundaries of molybdenite-2H. It is shown that both μXRD and EBSD are the most appropriate tools to distinguish different polytypes within a single grain of molybdenite.

KW - molybdenite

KW - rhenium

KW - μXRD

KW - Urals

KW - EMPA

KW - 3R and 2H polytypes

KW - EBSD

KW - porphyry copper deposits

KW - molybdenite

KW - Rhenium

KW - EMPA

KW - 3R and 2H polytypes

KW - μXRD

KW - EBSD

KW - porphyry copper deposits

KW - Urals

M3 - Article

VL - 83

SP - 639

EP - 644

JO - Mineralogical Magazine

JF - Mineralogical Magazine

SN - 0026-461X

ER -

ID: 49693528