Search Results - "Chiara, GROPPO"

Partial Melting in the Higher Himalayan Crystallines of Eastern Nepal: the Effect of Decompression and Implications for the ‘Channel Flow’ Model by Groppo, Chiara, Rolfo, Franco, Indares, Aphrodite

Get full text

Early Oligocene partial melting in the Main Central Thrust Zone (Arun valley, eastern Nepal Himalaya) by Groppo, Chiara, Rubatto, Daniela, Rolfo, Franco, Lombardo, Bruno

“…The Main Central Thrust Zone (MCTZ) is a key tectonic feature in the architecture of the Himalayan chain. In the Arun valley of the eastern Nepal Himalaya, the…”
Get full text

CO2 outgassing during collisional orogeny is facilitated by the generation of immiscible fluids by Groppo, Chiara, Rolfo, Franco, Frezzotti, Maria Luce

“…Abstract Orogenic degassing is emerging as a potentially relevant source of carbon dioxide (CO 2 ) from the continental crust. However, the processes of carbon…”
Get full text

Detection of tectonometamorphic discontinuities within the Himalayan orogen: Structural and petrological constraints from the Rasuwa district, central Nepal Himalaya by Rapa, Giulia, Mosca, Pietro, Groppo, Chiara, Rolfo, Franco

“…[Display omitted] •A structural and petrological study in the Rasuwa district of Nepal is given.•Petrological and structural analysis are adequate methods to…”
Get full text

Persistent CO2 emissions and hydrothermal unrest following the 2015 earthquake in Nepal by Girault, Frédéric, Adhikari, Lok Bijaya, France-Lanord, Christian, Agrinier, Pierre, Koirala, Bharat P., Bhattarai, Mukunda, Mahat, Sudhan S., Groppo, Chiara, Rolfo, Franco, Bollinger, Laurent, Perrier, Frédéric

“…Fluid–earthquake interplay, as evidenced by aftershock distributions or earthquake-induced effects on near-surface aquifers, has suggested that earthquakes…”
Get full text

Magnesium Isotopes Archive the Initial Carbonate Abundances of Metasedimentary Rocks Prior to Thermal Decarbonation by Shi, Qingshang, He, Yongsheng, Zhao, Zhidan, Rolfo, Franco, Groppo, Chiara, Harris, Nigel, Wu, Hongjie, Qi, Ningyuan, Ke, Shan

“…Investigating the carbonate preservation efficiency (CPE) of continental crust is crucial to understand the global carbon cycle, which requires constraints on…”
Get full text

Petrology of blueschist from the Western Himalaya (Ladakh, NW India): Exploring the complex behavior of a lawsonite-bearing system in a paleo-accretionary setting by Groppo, Chiara, Rolfo, Franco, Sachan, Himanshu K., Rai, Santosh K.

“…Although the Himalaya is the archetype of collisional orogens, formed as a consequence of the closure of the Neo-Tethyan ocean separating India from Asia,…”
Get full text

Eclogitic metamorphism in the Alpine far-west: petrological constraints on the Banchetta-Rognosa tectonic unit (Val Troncea, Western Alps) by Corno, Alberto, Groppo, Chiara, Mosca, Pietro, Borghi, Alessandro, Gattiglio, Marco

“…The Banchetta-Rognosa tectonic unit (BRU), covering an area of 10 km 2 in the upper Chisone valley, consists of two successions referred to a continental…”
Get full text

Geology of the southern Dora-Maira Massif: insights from a sector with mixed ophiolitic and continental rocks (Valmala tectonic unit, Western Alps) by Balestro, Gianni, Nosenzo, Francesco, Cadoppi, Paola, Fioraso, Gianfranco, Groppo, Chiara, Festa, Andrea

“…In the Valmala sector of the southern Dora Maira Massif (Western Alps), two different eclogite- and blueschist-facies units (i.e. the Rocca Solei and Dronero…”
Get full text

Pre-Orogenic Tectonostratigraphic Evolution of the European Distal Margin-Alpine Tethys Transition Zone in High-Pressure Units of the Southwestern Alps by Balestro, Gianni, Festa, Andrea, Cadoppi, Paola, Groppo, Chiara, Roà, Matthieu

“…Geological mapping, stratigraphic observations, and U/Pb dating allow reconstructing the pre-orogenic setting of the transition zone between the distal…”
Get full text

A fluid inclusion study of blueschist-facies lithologies from the Indus suture zone, Ladakh (India): Implications for the exhumation of the subduction related Sapi-Shergol ophiolitic mélange by Sachan, Himanshu Kumar, Kharya, Aditya, Singh, P. Chandra, Rolfo, Franco, Groppo, Chiara, Tiwari, Sameer K.

“…[Display omitted] •For the first time, a detailed fluid inclusions study on Himalayan blueschists was carried out.•There are aqueous-carbonic and aqueous…”
Get full text

Titanite-bearing calc-silicate rocks constrain timing, duration and magnitude of metamorphic CO 2 degassing in the Himalayan belt by Rapa, Giulia, Groppo, Chiara, Rolfo, Franco, Petrelli, Maurizio, Mosca, Pietro, Perugini, Diego

Get full text

Muscovite Dehydration Melting in Silica-Undersaturated Systems: A Case Study from Corundum-Bearing Anatectic Rocks in the Dabie Orogen by Yang Li, Yang Yang, Yi-Can Liu, Chiara Groppo, Franco Rolfo

“…Corundum-bearing anatectic aluminous rocks are exposed in the deeply subducted North Dabie complex zone (NDZ), of Central China. The rocks consist of corundum,…”
Get full text

Multistage Metamorphic Evolution and P-T-t Path of High-T Eclogite from the North Dabie Complex Zone during Continental Subduction and Exhumation by Yican, LIU, Liangpeng, DENG, Xiaofeng, GU, Chiara, GROPPO, Franco, ROLFO

“…Objective High-T eclogites from the North Dabie complex zone （NDZ）, central China underwent a complex metamorphic evolution involved in ultrahigh-pressure…”
Get full text

Iron oxidation state variations in zoned micro-crystals measured using micro-XANES by Mino, Lorenzo, Borfecchia, Elisa, Groppo, Chiara, Castelli, Daniele, Martinez-Criado, Gema, Spiess, Richard, Lamberti, Carlo

“…•We showed that micro-XANES is a powerful tool to investigate the Fe-redox state variation across micro-crystals.•We exploited the X-ray microprobe available…”
Get full text

Zircon U-Pb Dating and Petrogenesis of Multiple Episodes of Anatexis in the North Dabie Complex Zone, Central China by Yang Yang, Yi-Can Liu, Yang Li, Chiara Groppo, Franco Rolfo

“…The North Dabie complex zone (NDZ), central China, is a high-T ultrahigh-pressure (UHP) metamorphic terrane. It underwent a complex evolution comprising of…”
Get full text

Geological map of the ultra-high pressure Brossasco-Isasca unit (Western Alps, Italy) by Compagnoni, Roberto, Rolfo, Franco, Groppo, Chiara, Hirajima, Takao, Turello, Robertino

“…In the southern Dora-Maira Massif, Western Alps, slivers of continental crust with similar lithologies, but recrystallized during the Alpine orogeny at…”
Get full text

Structural and metamorphic features of the Main Central Thrust Zone and its contiguous domains in the eastern Nepalese Himalaya by Mosca, Pietro, Groppo, Chiara, Rolfo, Franco

Get full text

Exhumation History of the UHPM Brossasco-Isasca Unit, Dora-Maira Massif, as Inferred from a Phengite-Amphibole Eclogite by Groppo, Chiara, Lombardo, Bruno, Castelli, Daniele, Compagnoni, Roberto

“…A well-preserved phengite-amphibole eclogite (Br2F) from the UHP Brossasco-Isasca Unit (BIU) of the Dora-Maira Massif was studied in detail. The eclogite…”
Get full text

Prograde P–T Evolution of a Lawsonite Eclogite from the Monviso Meta-ophiolite (Western Alps): Dehydration and Redox Reactions during Subduction of Oceanic FeTi-oxide Gabbro by Groppo, Chiara, Castelli, Daniele

“…Lawsonite eclogites represent fossil records of processes occurring during subduction of cold- and fast-subducting slabs, and provide an opportunity to…”
Get full text