Results 11 to 20 of about 1,138 (186)

Andaman Ophiolite: An Overview [PDF]

open access: yes, 2020
The Andaman Ophiolite remained little explored for long but recent studies yielded important first-order findings that hold promise for further research. Here we summarise these first-order constraints on the structure, geochemistry, and evolution of the Andaman Ophiolite and identify key frontiers for future research.
Bandyopadhyay, Debaditya   +7 more
openaire   +4 more sources

Geophysical imaging of ophiolite structure in the United Arab Emirates

open access: yesNature Communications, 2020
The Semail ophiolite provides evidence for geological processes that form oceanic crust, however, its deep structure remains debated. Here, the authors use geophysical imaging to determine that the ophiolite is bound by a thrust fault in the west, and a ...
M. Y. Ali   +5 more
doaj   +1 more source

Petrography and Geochemistry of ophiolitic basalts from Marivan-Palangan region (Zagros, western Iran) [PDF]

open access: yesپترولوژی, 2019
Basaltic rocks from Marivan-Palangan ophiolite suite (MPO), Zagros suture zone, western Iran, are studied for magmatic evolution, and source rock partial melting processes.
Azad Karimi   +2 more
doaj   +1 more source

Successive phases of serpentinization and carbonation recorded in the Sivas ophiolite (Turkey), from oceanic crust accretion to post-obduction alteration

open access: yesBSGF - Earth Sciences Bulletin, 2022
The ophiolite of Sivas (Turkey) was studied in order to define the chronology of different alteration events related to a series of serpentinization and carbonation episodes. Six samples were investigated, representative of different types of ophicalcite
Lévy Dan   +6 more
doaj   +1 more source

The age of the Dinaride Ophiolite Belt: Derived olistostrome melange at the northern slope of Moračka Kapa (Montenegro) [PDF]

open access: yesGeološki Anali Balkanskoga Poluostrva, 2010
This paper presents the first results of a palynological investigation of the Dinaride Ophiolite Belt - derived olistostrome melange at the northern slope of Moračka Kapa (Montenegro).
Ercegovac Marko D.
doaj   +1 more source

Extrusion of subducted crust explains the emplacement of far-travelled ophiolites

open access: yesNature Communications, 2021
The interplay between continental subduction exhumation dynamics and the obduction of ophiolite sheets remains enigmatic. Here, the authors show that the extrusion of the subducted continental upper crust triggers the necking and breaking of the oceanic ...
Kristóf Porkoláb   +4 more
doaj   +1 more source

Magnetic anisotropy of a sub-ophiolitic metamorphic sole (Mersin ophiolite, Türkiye)

open access: yesBulletin of the Mineral Research and Exploration, 2023
The Mersin ophiolite of southern Turkey is a well-exposed, Late Cretaceous, Neo-Tethyan suprasubduction zone ophiolite. It is underlain by metamorphic sole rocks inferred to have formed at the top of a down-going plate during subduction.
Osman Parlak   +4 more
doaj   +1 more source

PETROLOGY OF THE CRUSTAL PLUTONIC ROCKS OF NAWEOBA BLOCK, ZHOB OPHIOLITE, BALOCHISTAN, PAKISTAN [PDF]

open access: yesEarth Sciences Pakistan, 2021
Zhob Ophiolite complex is composed of three detached blocks named Omzha, Ali Khanzai and Naweoba blocks. The crustal plutonic section of the Naweoba block is mapped and divided into gabbro and granite. Based on petrographical studies, the gabbros fell in
Naseer Uddin   +5 more
doaj   +1 more source

Hydrous Carbonatitic Liquids Drive CO2 Recycling From Subducted Marls and Limestones

open access: yesGeophysical Monograph Series, Page 209-221., 2020

This book is Open Access. A digital copy can be downloaded for free from Wiley Online Library.

Explores the behavior of carbon in minerals, melts, and fluids under extreme conditions

Carbon trapped in diamonds and carbonate-bearing rocks in subduction zones are examples of the continuing exchange of substantial carbon ...
Erwin Schettino, Stefano Poli
wiley  

+1 more source

The Fuchuan Ophiolite in South China: Evidence for Modern‐Style Plate Tectonics During Rodinia Breakup

open access: yesGeochemistry, Geophysics, Geosystems, 2021
Subduction initiation processes, such as those evidenced in the Izu‐Bonin‐Mariana (IBM) forearc crust are a key feature of modern‐style plate tectonics.
Si‐Fang Huang   +5 more
doaj   +1 more source

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