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Elena V. Kovalchuk
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Journal Article

The state of platinum in pyrrhotite: X-ray absorption spectroscopy study and implications for the role of Fe sulfides as platinum carriers

Olga N. Filimonova, Alexander L. Trigub, Maximilian S. Nickolsky, Dmitriy A. Chareev, Kristina O. Kvashnina, Elena V. Kovalchuk, Ilya V. Vikentyev, Vladimir L. Reukov, Boris R. Tagirov
Published: 26 October 2021
Mineralogical Magazine (2021) 85 (6): 846–861.
DOI: https://doi.org/10.1180/mgm.2021.76
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Platinum Group Element Enrichment of Natural Quenched Sulfide Solid Solutions, the Norilsk 1 Deposit, Russia

Valeriya D. Brovchenko, Sergey F. Sluzhenikin, Elena V. Kovalchuk, Sofia V. Kovrigina, Vera D. Abramova, Marina A. Yudovskaya
Journal: Economic Geology
Published: 01 September 2020
Economic Geology (2020) 115 (6): 1343–1361.
DOI: https://doi.org/10.5382/econgeo.4741
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The State of Platinum in Pyrite Studied by X-Ray Absorption Spectroscopy of Synthetic Crystals

Olga N. Filimonova, Maximilian S. Nickolsky, Alexander L. Trigub, Dmitriy A. Chareev, Kristina O. Kvashnina, Elena V. Kovalchuk, Ilya V. Vikentyev, Boris R. Tagirov
Journal: Economic Geology
Published: 01 December 2019
Economic Geology (2019) 114 (8): 1649–1663.
DOI: https://doi.org/10.5382/econgeo.4686
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Nipalarsite, Ni 8 Pd 3 As 4 , a new platinum-group mineral from the Monchetundra Intrusion, Kola Peninsula, Russia

Tatiana L. Grokhovskaya, Oxana V. Karimova, Anna Vymazalová, František Laufek, Dmitry A. Chareev, Elena V. Kovalchuk, Larisa O. Magazina, Victor A. Rassulov
Published: 05 November 2019
Mineralogical Magazine (2019) 83 (6): 837–845.
DOI: https://doi.org/10.1180/mgm.2019.70
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Grain-scale distribution of molybdenite polytypes versus rhenium contents: μXRD and EBSD data

Olga Y. Plotinskaya, Vladimir V. Shilovskikh, Jens Najorka, Elena V. Kovalchuk, Reimar Seltmann, John Spratt
Published: 30 July 2019
Mineralogical Magazine (2019) 83 (5): 639–644.
DOI: https://doi.org/10.1180/mgm.2019.49
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Substitution mechanisms in In-, Au-, and Cu-bearing sphalerites studied by X-ray absorption spectroscopy of synthetic compounds and natural minerals

Olga N. Filimonova, Alexander L. Trigub, Dmitriy E. Tonkacheev, Max S. Nickolsky, Kristina O. Kvashnina, Dmitriy A. Chareev, Ilya V. Chaplygin, Elena V. Kovalchuk, Sara Lafuerza, Boris R. Tagirov
Published: 04 March 2019
Mineralogical Magazine (2019) 83 (3): 435–451.
DOI: https://doi.org/10.1180/mgm.2019.10
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X-ray spectroscopy study of the chemical state of “invisible” Au in synthetic minerals in the Fe-As-S system

Alexander L. Trigub, Boris R. Tagirov, Kristina O. Kvashnina, Dmitriy A. Chareev, Maximilian S. Nickolsky, Andrey A. Shiryaev, Nina N. Baranova, Elena V. Kovalchuk, Andrey V. Mokhov
Published: 01 May 2017
American Mineralogist (2017) 102 (5): 1057–1065.
DOI: https://doi.org/10.2138/am-2017-5832
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