Geological Evolution of the Karakoram Terrane since Neoproterozoic

S Pundir, V Adlakha - Earth-Science Reviews, 2024 - Elsevier
Abstract The Karakoram Terrane (KT) in the western margin of the Himalayan-Tibetan
orogen preserves the record of the Tethyan oceanic lithospheric subduction beneath the …

Tectonics of the Northwestern, Sikkim and Eastern Himalaya

AK Jain, M Mukul, NC Pant, PK Mukherjee… - Proceedings of the …, 2024 - Springer
Abstract During the period 2020–2024, scientific investigations in the Himalaya incorporated
various geological, geochemical and geochronological aspects of evolution of this …

Magmatic records of Gondwana assembly and break-up in the eastern Himalayan syntaxis, northeast India

G Oinam, AK Singh, A Dutt, S Khogenkumar, M Joshi… - Gondwana …, 2022 - Elsevier
The Indian sub-continent was an integral part of the Gondwana supercontinent with multiple
magmatic episodes during the Gondwana assembly and break-up events. However, most of …

Magmatism in the Siang window of the Eastern Himalayan Syntaxis, NE India: a vestige of Kerguelen mantle plume activity

AK Singh, G Oinam, SL Chung, RK Bikramaditya… - 2022 - pubs.geoscienceworld.org
We report new U–Pb zircon ages for mafic plutonic (gabbro) and volcanic (andesite) rocks,
along with the whole-rock chemistry of a mafic–felsic suite of volcanic rocks from the Siang …

Crustal thickness and Poisson's ratio variations in the Siang Window and adjoining areas of the Eastern Himalayan Syntaxis

A Kundu, D Hazarika, DK Yadav, P Ghosh - Journal of Asian Earth …, 2022 - Elsevier
We investigated the average crustal thickness and Poisson's ratio (σ) at 8 broadband
seismological stations established in the Siang Window of the Eastern Himalayan Syntaxis …

Late Permian rift-related volcanic rocks from the Zhongba Terrane, Southern Tibet: implications for the opening of the Neotethys

S Xiao, Y Li, J He, C Wang, H He, J Cheng… - International Geology …, 2023 - Taylor & Francis
The questions of how and when the Neotethys Ocean opened are crucial for understanding
the evolution of the Tethys Realm and the break-up of Gondwana. However, the evolution of …

Plagioclase ultraphyric basalts of the Abor magmatic complex: Implications for a plumbing system at the eastern Himalaya

G Oinam, AK Singh, M Santosh, M Joshi, A Dutt… - Lithos, 2024 - Elsevier
Plagioclase ultraphyric basalts (PUBs) are an important unit of the Abor magmatic complex
(AMC) of the eastern Himalaya, containing≥ 35 vol% plagioclase phenocrysts. Apart from …

Petrogenesis of mantle peridotites in Neo‐Tethyan ophiolites from the Eastern Himalaya and Indo‐Myanmar Orogenic Belt in the geo‐tectonic framework of Southeast …

AK Singh, SL Chung, ID Somerville - Geological Journal, 2022 - Wiley Online Library
The Neo‐Tethyan ophiolites of the Tuting‐Tidding Suture Zone (TTSZ), Eastern Himalaya
(viz., Tidding Ophiolite Complex and Mayodia Ophiolite Complex) and Indo‐Myanmar …

The Kerguelen mantle plume activity in Sylhet Trap mafic rocks of Southern Shillong Plateau, NE India: Implications for its role in magmatism of eastern India

M Kumar, AK Singh, RK Bikramaditya… - Geological …, 2024 - Wiley Online Library
Mantle plumes related to Large Igneous Provinces have been linked to continental break‐up
and validated by the outpouring of mafic‐ultramafic magmas that range from continental …

Genesis of meta-gabbroic crustal xenoliths found in Neogene/Quaternary alkali olivine basalt, northeastern Iran

S Saadat, CR Stern - Geological Magazine, 2023 - cambridge.org
Rounded to angular granoblastic textured mafic xenoliths, ranging from∼ 1 to 6 cm in
dimension, occur together with mantle peridotite xenoliths in a small Neogene/Quaternary …