Confocal Raman spectroscopic study of melt inclusions from peridotite xenoliths in economic and barren kimberlites from Kaapvaal Craton

S Khan, Y Fedortchouk, M Feichter… - Journal of Raman …, 2024 - Wiley Online Library
Melt inclusions trapped in minerals inside xenoliths from kimberlites can help to examine the
composition of kimberlite melt and/or metasomatic processes in the subcratonic lithospheric …

[HTML][HTML] New surface features on high-pressure high-temperature diamond octahedrons observed by confocal laser scanning microscope

C Sun, T Lu, M He, Z Song, Y Deng - Diamond and Related Materials, 2023 - Elsevier
Trigons on the surface of diamonds are correlated with defects in their crystal lattices.
However, due to the rarity of HPHT diamond octahedrons. Few studies have focused on …

蒙阴金刚石的形态形貌特征及其对深部熔流体性质和活动的指示

丁永康, 梁伟章, 丘志力, 邓小芹, 孙媛, 马瑛, 孙成阳… - 地球科学进展, 2024 - adearth.ac.cn
金刚石在金伯利岩浆捕虏前的地幔环境及后续岩浆运移过程中熔流体的共同熔/溶蚀作用下,
会产生复杂的晶体形态和表面形貌, 这些形态形貌学的表观特征在一定程度上反映了地幔及 …

Experimental modeling of diamond resorption during mantle metasomatism

AF Khokhryakov, AN Kruk, AG Sokol, DV Nechaev - Minerals, 2022 - mdpi.com
The morphology of resorbed diamond crystals is a valuable source of information on the
composition and ascent rate of kimberlite magmas, as well as on possible redox conditions …

The effect of oxygen fugacity on diamond resorption in ascending kimberlite melt

AF Khokhryakov, AN Kruk, AG Sokol - Lithos, 2021 - Elsevier
When transported by magmas to the Earth's surface, diamond crystals underwent resorption,
the intensity of which significantly differed in various kimberlite pipes. We experimentally …

Morphology and FTIR characteristics of the alluvial diamond from the Yangtze Craton, China

C Cao, J Yang, F Zeng, F Liu, S Yang, Y Wang - Crystals, 2022 - mdpi.com
A total of 48 natural alluvial diamonds from the Yangtze Craton, China, also called Hunan
diamonds, were studied using morphology and IR spectroscopy. These diamond samples …

Morphology and Surface Features of Diamonds from Mengyin: Geological Implications for the Nature and Activity of Deep-Seated Melts and Fluids

D Yongkang, L Weizhang, QIU Zhili… - Advances in Earth …, 2024 - adearth.ac.cn
Diamond undergoes intricate interactions with melts and fluids in the Subcontinental
Lithospheric Mantle (SCLM) and kimberlite magma, resulting in a diverse array of crystal …

[PDF][PDF] FACTORS CONTROLLING DIAMOND PRESERVATION IN KIMBERLITES: A STUDY OF PERIDOTITE XENOLITHS FROM KAAPVAAL CRATON

MS Khan - 2024 - doktori.bibl.u-szeged.hu
The Pipe 200 kimberlite in northern Lesotho on the southeast margin of the Kaapvaal Craton
is a diamond-poor deposit despite its proximity to economically viable kimberlites like the …

Aspectos morfológicos e texturais de diamantes das regiões de Diamantina e Coromandel (MG).

LVC Silva - 2022 - monografias.ufop.br
As morfologias e texturas de superfície do diamante refletem diretamente as condições de
crescimento e o processo de reabsorção que ocorrem durante o seu tempo de residência …