Title Dr. First Name ASHIMA Last Name SAIKIA
Designation Associate Professor
Department Department of Geology
Email
Webpage
Phone.no 9818875379
Employement Info
Employee Type Nature Of Employment
Teaching Permanent
Educational
Degree/Certification Institution Year
Ph.D. - Experimental constraints on Silicate Perovskite forming reactions and elastic properties: Geophysical implications for chemical heterogeneity in the Deep Mantle Bayerisches Geoinstitute University Of Bayreuth, Germany 2008
UG Gauhati University 1997
PG University of Delhi
Qualifications
Examination Name Conducted By Date of Passing
Others 2004-02-08
NET CSIR 2001-12-30
Research Publications
Article Name Publication Type Journal Name ISSN No Volume Year URL DOI
Pillow Morphology of Bathani Volcano-Sedimentary Sequence of Eastern Indian Shield: Inferences on the Geotectonic and Geo-environments Research Papers in Peer Reviewed Journals Journal of Geological Society of India. 2023
Petrogenesis of high-Mg andesites from the Proterozoic Shillong Basin, Northeast India: evidence for continuation of the Central Indian Tectonic Zone to the Assam-Meghalaya Gneissic Complex and its implications for the Columbia supercontinent reconstruction. I Research Papers in Peer Reviewed Journals International Geology Review 2023 10.1080/00206814.2023.2209806

Geochemical constraints on the petrogenesis of mafic rocks (metadolerites) from the Proterozoic Shillong Basin, Northeast India: implications for growth of the Greater Indian Landmass. Research Papers in Peer Reviewed Journals Geological Magazine 2023 10.1017/S0016756823000237

Petrogenesis of the Borjuri diorite pluton in the Mikir Massif of Northeast India: implications for post-collisional intermediate magmatism during the Pan-African orogeny. Research Papers in Peer Reviewed Journals Acta Geochimica 2023 . 10.1007/s11631-023-00613-x.

Petrogenesis and tectonic implications of the Late Cretaceous to Paleogene calc-alkaline volcanic rocks, Ladakh Himalaya. Research Papers in Peer Reviewed Journals Journal of Asian Earth Science 2023 253. 105700. 10.1016/j.jseaes.2023.105700

Publications other than journal articles
Title of Publication Type of Publication Publisher Role in Publication ISBN Number Year URL Level
Trace element constraints on the parental melt of gabbroic cumulates from the Naga Ophiolite Complex, North‑East India Text/Reference/Subject Books/Other 2022
Nature and origin of anorthosite enclaves within Proterozoic granite of Chotanagpur Granite Gneiss Complex of Eastern India Text/Reference/Subject Books/Other 2022
The Fibrolite Problem: Implications for Reaction Overstep Studies Text/Reference/Subject Books/Other 2022
Crystallographic Controls on Staurolite to Fibrolite Transformation: Petrographic Evidence from the Pangong Metamorphic Complex in Eastern Karakoram, Ladakh, India Text/Reference/Subject Books/Other 2022
P–T estimates for the fractionated and primary melt of tholeiitic dykes from Multai area of Deccan Cood basalt, Madhya Pradesh (India Text/Reference/Subject Books/Other 2022
Cumulate gabbros in the South Andaman Island ophiolite suite (India): their bearing on the tectonic setting Text/Reference/Subject Books/Other 2021
Back-arc basin origin for the basalts of the South Andaman Island Ophiolite (India) Text/Reference/Subject Books/Other 2021
Understanding mafic-felsic magma interactions in a subvolcanic magma chamber using rapakivi feldspar: A case study from the Bathani volcano-sedimentary sequence, eastern India Text/Reference/Subject Books/Other 2021
Role of fractional crystallization and partial melting in the generation of intermediate and acidic magmas of the Andaman Island Ophiolite suite of India Text/Reference/Subject Books/Other 2021
Mafic rocks with back-arc E-MORB affinity from the Chotanagpur Granite Gneiss Complex of India: relicts of a Proterozoic Ophiolite suite Text/Reference/Subject Books/Other 2021
Mafic-felsic magma interactions in the Bathani volcanic-plutonic complex of Chotanagpur Granite Gneiss Complex, eastern India: implications for assembly of the Greater Indian Landmass during the Proterozoic Text/Reference/Subject Books/Other 2020
Viscous dilation as a mechanism of magma mixing in the Ghansura Rhyolite Dome of Bathani volcano-sedimentary sequence, Eastern India Text/Reference/Subject Books/Other 2020
THE GENESIS OF EMULSION TEXTURE OWING TO MAGMA MIXING IN THE GHANSURA FELSIC DOME OF THE CHOTANAGPUR GRANITE GNEISS COMPLEX OF EASTERN INDIA Text/Reference/Subject Books/Other 2019
Mineral Chemistry, Sr–Nd Isotope Geochemistry and Petrogenesis of the Granites of Bathani Volcano-Sedimentary Sequence from the Northern Fringe of Chotanagpur Granite Gneiss Complex of Eastern India Text/Reference/Subject Books/Other 2019
Synneusis: does its preservation imply magma mixing? Text/Reference/Subject Books/Other 2018
Role of viscous folding in magma mixing. Text/Reference/Subject Books/Other 2018
Episodic crustal growth in the Bundelkhand craton of central India shield: Constraints from petrogenesis of the tonalite–trondhjemite–granodiorite gneisses and K-rich granites of Bundelkhand tectonic zone Text/Reference/Subject Books/Other 2018
Field evidence, mineral chemical and geochemical constraints on maficfelsic magma interactions in a vertically zoned magma chamber from the Chotanagpur Granite Gneiss Complex of Eastern Indi Text/Reference/Subject Books/Other 2018
Geochemical and U–Pb zircon age characterization of granites of the Bathani Volcano Sedimentary sequence, Chotanagpur Granite Gneiss Complex, eastern India: vestiges of the Nuna supercontinent in the Central Indian Tectonic Zone Text/Reference/Subject Books/Other 2017
Evaluation of magma mixing in the subvolcanic rocks of Ghansura Felsic Dome of Chotanagpur Granite Gneiss Complex, eastern India Text/Reference/Subject Books/Other 2017
Titanite-centered ocellar texture:A petrological tool to unravel the mechanism enhancing magma mixing Text/Reference/Subject Books/Other 2017
Elasticity of superhydrous phase B, seismic anomalies in cold slabs and implications for deep water transport Text/Reference/Subject Books/Other 2015
Geochemical constraints on the evolution of mafic and felsic rocks in the Bathani volcanic and volcanosedimentary sequence of Chotanagpur Granite Gneiss Complex Text/Reference/Subject Books/Other 2014
The role of amphiboles in the metamorphic evolution of the UHP rocks: a case study from the Tso Morari Complex, northwest Himalayas Text/Reference/Subject Books/Other 2013
Insights into the P–T evolution path of Tso Morari eclogites of the north-western Himalayas: Constraints on the geodynamic evolution of the region Text/Reference/Subject Books/Other 2013
Petrology of the Neoproterozoic granulites from Central Dronning Maud Land, East Antarctica – Implications for southward extension of East African Orogen (EAO Text/Reference/Subject Books/Other 2013
The effect of Fe and Al substitution on the compressibility of MgSiO3-perovskite determined through single-crystal X-ray diffraction Text/Reference/Subject Books/Other 2009
Splitting of the 520-Kilometer Seismic Discontinuity and Chemical Heterogeneity in the Mantle Text/Reference/Subject Books/Other 2008
Research Projects
Title of the Project Project Type Year Of Sanction Output Start Date End Date
Petrogenetic evolution of Jasra ultramafic -mafic -alkaline Complex, Mikir Hills, Assam, Northeastern India Minor 2023 2023-08-31
* This site is designed and developed by Samarth eGov and the content is provided by the individual. For further details, please contact the individual / university.