Morphological Features of Diamond Crystals Resulting from Dissolution in a Fe–Ni–S Melt under High Pressure
- Авторлар: Gryaznov I.A.1,2, Zhimulev E.I.1, Sonin V.M.1, Lindenblot E.S.1,2, Chepurov A.A.1, Sobolev N.V.1,2
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Мекемелер:
- Sobolev Institute of Geology and Mineralogy, Siberian Branch, Russian Academy of Sciences
- Novosibirsk State University
- Шығарылым: Том 489, № 2 (2019)
- Беттер: 1449-1452
- Бөлім: Geochemistry
- URL: https://ogarev-online.ru/1028-334X/article/view/195729
- DOI: https://doi.org/10.1134/S1028334X19120122
- ID: 195729
Дәйексөз келтіру
Аннотация
The primary results are presented on the dissolution of plane-faced diamond crystals of octahedral habit in a Fe–Ni–S melt under 3.5 GPa and 1400°C. It was found that the dissolution resulted in the transformation of plane-faced into curve-faced individuals of morphological features characteristic for kimberlite diamonds. It was concluded that the diamond forms as such might have formed in reduced domains of the Earth’s mantle before becoming involved in the kimberlite magma.
Авторлар туралы
I. Gryaznov
Sobolev Institute of Geology and Mineralogy, Siberian Branch, Russian Academy of Sciences; Novosibirsk State University
Email: ezhimulev@igm.nsc.ru
Ресей, Novosibirsk, 630090; Novosibirsk, 630090
E. Zhimulev
Sobolev Institute of Geology and Mineralogy, Siberian Branch, Russian Academy of Sciences
Хат алмасуға жауапты Автор.
Email: ezhimulev@igm.nsc.ru
Ресей, Novosibirsk, 630090
V. Sonin
Sobolev Institute of Geology and Mineralogy, Siberian Branch, Russian Academy of Sciences
Email: ezhimulev@igm.nsc.ru
Ресей, Novosibirsk, 630090
E. Lindenblot
Sobolev Institute of Geology and Mineralogy, Siberian Branch, Russian Academy of Sciences; Novosibirsk State University
Email: ezhimulev@igm.nsc.ru
Ресей, Novosibirsk, 630090; Novosibirsk, 630090
A. Chepurov
Sobolev Institute of Geology and Mineralogy, Siberian Branch, Russian Academy of Sciences
Email: ezhimulev@igm.nsc.ru
Ресей, Novosibirsk, 630090
N. Sobolev
Sobolev Institute of Geology and Mineralogy, Siberian Branch, Russian Academy of Sciences; Novosibirsk State University
Email: ezhimulev@igm.nsc.ru
Ресей, Novosibirsk, 630090; Novosibirsk, 630090
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