{"id":12287,"date":"2023-05-20T10:42:09","date_gmt":"2023-05-20T10:42:09","guid":{"rendered":"https:\/\/www.geos.iitb.ac.in\/?page_id=12287"},"modified":"2023-05-24T13:30:23","modified_gmt":"2023-05-24T13:30:23","slug":"sr","status":"publish","type":"page","link":"https:\/\/www.geos.iitb.ac.in\/index.php\/sr\/","title":{"rendered":"Sameer Ranjan"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"12287\" class=\"elementor elementor-12287\" data-elementor-settings=\"[]\">\n\t\t\t\t\t\t\t<div class=\"elementor-section-wrap\">\n\t\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7df1f8b elementor-section-full_width elementor-section-stretched elementor-section-height-default elementor-section-height-default\" data-id=\"7df1f8b\" data-element_type=\"section\" data-settings=\"{&quot;stretch_section&quot;:&quot;section-stretched&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-da1847b\" data-id=\"da1847b\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-d9319af elementor-section-full_width elementor-section-height-default elementor-section-height-default\" data-id=\"d9319af\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-5b8f72b\" data-id=\"5b8f72b\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b4fade6 elementor-widget elementor-widget-image\" data-id=\"b4fade6\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.5.3 - 28-12-2021 *\/\n.elementor-widget-image{text-align:center}.elementor-widget-image a{display:inline-block}.elementor-widget-image a img[src$=\".svg\"]{width:48px}.elementor-widget-image img{vertical-align:middle;display:inline-block}<\/style>\t\t\t\t\t\t\t\t\t\t\t\t<img width=\"300\" height=\"300\" src=\"https:\/\/www.geos.iitb.ac.in\/wp-content\/uploads\/2023\/05\/S_Ranjan1.jpg\" class=\"attachment-large size-large\" alt=\"\" loading=\"lazy\" srcset=\"https:\/\/www.geos.iitb.ac.in\/wp-content\/uploads\/2023\/05\/S_Ranjan1.jpg 300w, https:\/\/www.geos.iitb.ac.in\/wp-content\/uploads\/2023\/05\/S_Ranjan1-150x150.jpg 150w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-76f7cb3 elementor-widget elementor-widget-heading\" data-id=\"76f7cb3\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.5.3 - 28-12-2021 *\/\n.elementor-heading-title{padding:0;margin:0;line-height:1}.elementor-widget-heading .elementor-heading-title[class*=elementor-size-]>a{color:inherit;font-size:inherit;line-height:inherit}.elementor-widget-heading .elementor-heading-title.elementor-size-small{font-size:15px}.elementor-widget-heading .elementor-heading-title.elementor-size-medium{font-size:19px}.elementor-widget-heading .elementor-heading-title.elementor-size-large{font-size:29px}.elementor-widget-heading .elementor-heading-title.elementor-size-xl{font-size:39px}.elementor-widget-heading .elementor-heading-title.elementor-size-xxl{font-size:59px}<\/style><h2 class=\"elementor-heading-title elementor-size-default\">Dr. Sameer Ranjan<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4a733b1 elementor-widget elementor-widget-text-editor\" data-id=\"4a733b1\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.5.3 - 28-12-2021 *\/\n.elementor-widget-text-editor.elementor-drop-cap-view-stacked .elementor-drop-cap{background-color:#818a91;color:#fff}.elementor-widget-text-editor.elementor-drop-cap-view-framed .elementor-drop-cap{color:#818a91;border:3px solid;background-color:transparent}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap{margin-top:8px}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap-letter{width:1em;height:1em}.elementor-widget-text-editor .elementor-drop-cap{float:left;text-align:center;line-height:1;font-size:50px}.elementor-widget-text-editor .elementor-drop-cap-letter{display:inline-block}<\/style>\t\t\t\tAssistant Professor<br>\nDepartment of Earth Sciences\n<br>\nsranjan [at] iitb.ac.in\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-40d90af elementor-align-center elementor-widget elementor-widget-button\" data-id=\"40d90af\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/www.geos.iitb.ac.in\/wp-login.php?loggedout=true\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Login In: Sameer Ranjan<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-b113d57\" data-id=\"b113d57\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-76e1890 elementor-tabs-view-vertical elementor-widget elementor-widget-tabs\" data-id=\"76e1890\" data-element_type=\"widget\" data-widget_type=\"tabs.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.5.3 - 28-12-2021 *\/\n.elementor-widget-tabs.elementor-tabs-view-vertical .elementor-tabs-wrapper{width:25%;-ms-flex-negative:0;flex-shrink:0}.elementor-widget-tabs.elementor-tabs-view-vertical .elementor-tab-desktop-title.elementor-active{border-right-style:none}.elementor-widget-tabs.elementor-tabs-view-vertical .elementor-tab-desktop-title.elementor-active:after,.elementor-widget-tabs.elementor-tabs-view-vertical .elementor-tab-desktop-title.elementor-active:before{height:999em;width:0;right:0;border-right-style:solid}.elementor-widget-tabs.elementor-tabs-view-vertical .elementor-tab-desktop-title.elementor-active:before{top:0;-webkit-transform:translateY(-100%);-ms-transform:translateY(-100%);transform:translateY(-100%)}.elementor-widget-tabs.elementor-tabs-view-vertical .elementor-tab-desktop-title.elementor-active:after{top:100%}.elementor-widget-tabs.elementor-tabs-view-horizontal .elementor-tab-desktop-title{display:table-cell}.elementor-widget-tabs.elementor-tabs-view-horizontal .elementor-tab-desktop-title.elementor-active{border-bottom-style:none}.elementor-widget-tabs.elementor-tabs-view-horizontal .elementor-tab-desktop-title.elementor-active:after,.elementor-widget-tabs.elementor-tabs-view-horizontal .elementor-tab-desktop-title.elementor-active:before{bottom:0;height:0;width:999em;border-bottom-style:solid}.elementor-widget-tabs.elementor-tabs-view-horizontal .elementor-tab-desktop-title.elementor-active:before{right:100%}.elementor-widget-tabs.elementor-tabs-view-horizontal .elementor-tab-desktop-title.elementor-active:after{left:100%}.elementor-widget-tabs .elementor-tab-content,.elementor-widget-tabs .elementor-tab-title,.elementor-widget-tabs .elementor-tab-title:after,.elementor-widget-tabs .elementor-tab-title:before,.elementor-widget-tabs .elementor-tabs-content-wrapper{border:1px #d4d4d4}.elementor-widget-tabs .elementor-tabs{text-align:left}.elementor-widget-tabs .elementor-tabs-wrapper{overflow:hidden}.elementor-widget-tabs .elementor-tab-title{cursor:pointer;outline:var(--focus-outline,none)}.elementor-widget-tabs .elementor-tab-desktop-title{position:relative;padding:20px 25px;font-weight:700;line-height:1;border:solid transparent}.elementor-widget-tabs .elementor-tab-desktop-title.elementor-active{border-color:#d4d4d4}.elementor-widget-tabs .elementor-tab-desktop-title.elementor-active:after,.elementor-widget-tabs .elementor-tab-desktop-title.elementor-active:before{display:block;content:\"\";position:absolute}.elementor-widget-tabs .elementor-tab-mobile-title{padding:10px;cursor:pointer}.elementor-widget-tabs .elementor-tab-content{padding:20px;display:none}@media (max-width:767px){.elementor-tabs .elementor-tab-content,.elementor-tabs .elementor-tab-title{border-style:solid solid none}.elementor-tabs .elementor-tabs-wrapper{display:none}.elementor-tabs .elementor-tabs-content-wrapper{border-bottom-style:solid}.elementor-tabs .elementor-tab-content{padding:10px}}@media (min-width:768px){.elementor-widget-tabs.elementor-tabs-view-vertical .elementor-tabs{display:-webkit-box;display:-ms-flexbox;display:flex}.elementor-widget-tabs.elementor-tabs-view-vertical .elementor-tabs-wrapper{-webkit-box-orient:vertical;-webkit-box-direction:normal;-ms-flex-direction:column;flex-direction:column}.elementor-widget-tabs.elementor-tabs-view-vertical .elementor-tabs-content-wrapper{-webkit-box-flex:1;-ms-flex-positive:1;flex-grow:1;border-style:solid solid solid none}.elementor-widget-tabs.elementor-tabs-view-horizontal .elementor-tab-content{border-style:none solid solid}.elementor-widget-tabs.elementor-tabs-alignment-center .elementor-tabs-wrapper,.elementor-widget-tabs.elementor-tabs-alignment-end .elementor-tabs-wrapper,.elementor-widget-tabs.elementor-tabs-alignment-stretch .elementor-tabs-wrapper{display:-webkit-box;display:-ms-flexbox;display:flex}.elementor-widget-tabs.elementor-tabs-alignment-center .elementor-tabs-wrapper{-webkit-box-pack:center;-ms-flex-pack:center;justify-content:center}.elementor-widget-tabs.elementor-tabs-alignment-end .elementor-tabs-wrapper{-webkit-box-pack:end;-ms-flex-pack:end;justify-content:flex-end}.elementor-widget-tabs.elementor-tabs-alignment-stretch.elementor-tabs-view-horizontal .elementor-tab-title{width:100%}.elementor-widget-tabs.elementor-tabs-alignment-stretch.elementor-tabs-view-vertical .elementor-tab-title{height:100%}.elementor-tabs .elementor-tab-mobile-title{display:none}}<\/style>\t\t<div class=\"elementor-tabs\">\n\t\t\t<div class=\"elementor-tabs-wrapper\" role=\"tablist\" >\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-1241\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"true\" data-tab=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"elementor-tab-content-1241\" aria-expanded=\"false\">About Me<\/div>\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-1242\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"false\" data-tab=\"2\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-1242\" aria-expanded=\"false\">Academics<\/div>\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-1243\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"false\" data-tab=\"3\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-1243\" aria-expanded=\"false\">Positions<\/div>\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-1244\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"false\" data-tab=\"4\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-1244\" aria-expanded=\"false\">Awards and Fellowships<\/div>\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-1245\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"false\" data-tab=\"5\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-1245\" aria-expanded=\"false\">Publications<\/div>\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-1246\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"false\" data-tab=\"6\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-1246\" aria-expanded=\"false\">Research<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t<div class=\"elementor-tabs-content-wrapper\" role=\"tablist\" aria-orientation=\"vertical\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"true\" data-tab=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"elementor-tab-content-1241\" aria-expanded=\"false\">About Me<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-1241\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-1241\" tabindex=\"0\" hidden=\"false\">My current research interests are focused in the fields of geochemistry, isotope geology, geochronology and petrology. I am interested in understanding the Precambrian crustal evolution, geodynamic regime of crust formation and associated metallogeny using the novel in-situ mineral based elemental and isotopic compositions. I am also highly interested in new method development using laser ablation and mass spectrometry techniques. Some of major themes on which I am presently working and interested to work:\n<br>\n<br>\n<strong>Research Interests:<\/strong>\n<br>\n\u2022 Geochronology<br>\n\u2022 Isotope Geology<br>\n\u2022 Geochemistry<br>\n\u2022 Petrology<\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"false\" data-tab=\"2\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-1242\" aria-expanded=\"false\">Academics<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-1242\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-1242\" tabindex=\"0\" hidden=\"hidden\"><ul><li>Ph.D. (Isotope Geology &amp; Geochemistry), 2021<br \/>Indian Institute of Technology Kharagpur, India<\/li><li>M.Sc. (Applied Geology), 2015<br \/>Indian Institute of Technology Kharagpur, India<\/li><li>B.Sc.(Hons) (Geology), 2013<br \/>Banaras Hindu University, Varanasi, India<\/li><\/ul><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"false\" data-tab=\"3\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-1243\" aria-expanded=\"false\">Positions<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-1243\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"3\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-1243\" tabindex=\"0\" hidden=\"hidden\"><ul><li>Project Scientist-I,<br \/>CSIR-National Geophysical Research Institute, Hyderabad, April 2022 to December 2022<\/li><li>SERB-NPDF Fellow,<br \/>CSIR-National Geophysical Research Institute, Hyderabad, Jan 2023 to March 2023<\/li><\/ul><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"false\" data-tab=\"4\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-1244\" aria-expanded=\"false\">Awards and Fellowships<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-1244\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"4\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-1244\" tabindex=\"0\" hidden=\"hidden\"><ul>\n \t<li>Junior Research Fellowship (JRF)-2015<\/li>\n \t<li>SERB-National Post-Doctoral Fellowship-2022<\/li>\n \t<li>INSPIRE Faculty fellowship and Research Grant-2023<\/li>\n<\/ul>\n<br>\n <strong s>International Travel Grant to Present Research work in the conferences:\n<\/strong>\n<ul><li>(2019) Goldschmidt 2019 Spain, organised by European Association of Geochemistry and Geochemical Society (awarded by IIT Kharagpur)<\/li><li>\n(2021) Goldschmidt 2022, Hawaii, USA, organised by Geochemical Society and European Association of Geochemistry (awarded by GS, EAG)<\/span><\/p>\n<\/li>\n \t\n<\/ul><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"false\" data-tab=\"5\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-1245\" aria-expanded=\"false\">Publications<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-1245\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"5\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-1245\" tabindex=\"0\" hidden=\"hidden\"><p><strong>Papers Published in Refereed Journals<\/strong><\/p><ol><li>Patel, S., Upadhyay, D<strong>.<\/strong>, <strong>Ranjan, S.<\/strong>, Mishra, B. (2023). Magnetite-fluorapatite geochemistry and monazite U-Pb geochronology of the Mohuldih uranium deposit, Singhbhum Shear Zone, eastern India, <strong><em>Geological Journal<\/em>, 1-26<\/strong>. <strong><em>(IF=2.128)<\/em><\/strong><\/li><li>Ravindran, A., Mezger, K., Balakrishnan, S., Berndt, J., <strong>Ranjan, S<\/strong>., Upadhyay, D. (2023). Formation of Paleo- to Meso Archean continental crust in the western Dharwar Craton, India: Constraints from U-Pb zircon ages and Hf-Pb-Sr isotopes of granitoids and sedimentary rocks, <strong><em>Chemical Geology<\/em>, <\/strong>615, 121196. <strong><em>(IF=4.68)<\/em><\/strong><\/li><li>Dora, M.L., Meshram, T., Baswani, S.R., Malviya, V.P., Upadhyay, D<strong>.<\/strong>, Shareef, M., Atif, M., <strong>Ranjan, S<\/strong>., Mahapatro, S.N., Nanda, J.K., Randive, K. (2023). Geological evolution of the Proterozoic Betul Belt of the Central Indian Tectonic Zone: its linkage to the assembly and dispersal of Columbia and Rodinia supercontinents, <strong><em>Gondwana Research<\/em>, <\/strong>116, 168-197. <strong><em>(IF=6.151)<\/em><\/strong><\/li><li><strong> Ranjan, S<\/strong>., Upadhyay, D., Srikantappa, C. (2022). Eoarchean to Neoarchean crustal growth and reworking of the Western Dharwar Craton, southern Indian: clues from U-Pb-Hf isotope composition of detrital zircons. <strong><em>Precambrian Research<\/em><\/strong>, 371, 106559. <strong><em>(IF=4.261)<\/em><\/strong><\/li><li>Meshram, T., Dora, M.L., Baswani, S.R., Upadhyay, D., Meshram, R., <strong>Ranjan, S<\/strong>., Nanda, J.K. (2021). Petrogenesis and U-Pb geochronology of charnockites flanking the Pranhita Godavari rift in peninsular India-link between the Bastar and Eastern Dharwar Cratons, <strong><em>Gondwana Research<\/em><\/strong>, 92, 113-132. <strong><em>(IF=6.151)<\/em><\/strong><\/li><li>Dora, M.L., Upadhyay, D., Malviya, V., Meshram, T., Baswani, S.R., Randive, K.R., Meshram, R., <strong>Ranjan, S <\/strong>(2021). Neoarchean and Proterozoic crustal growth and reworking in the Western Bastar Craton, Central India: constraints from zircon, monazite geochronology and whole rock geochemistry, <strong><em>Precambrian Research<\/em><\/strong>, 362, 106284. <strong><em>(IF=4.261)<\/em><\/strong><\/li><li><strong> Ranjan, S<\/strong>., Upadhyay, D., Pruseth, K.K., Nanda, J.K. (2020). Detrital zircon evidence for change in geodynamic regime of continental crust formation 3.7\u20133.6 billion years ago, <strong><em>Earth and Planetary Science Letters<\/em><\/strong>, 538C, 116206. <strong><em>(IF=5.785)<\/em><\/strong><\/li><li><strong> Ranjan, S<\/strong>., Upadhyay, D., Abhinay, K., Srikantappa, C. (2020). Petrogenesis of Paleoarchean and Neoarchean Tonalite-Trondhjemite-Granodiorite (TTGs) and granites from the Western Dharwar Craton, southern India: implications for Archean continental growth and geodynamics, <strong><em>Precambrian Research<\/em><\/strong>, 340, 105630. <strong><em>(IF=4.261)<\/em><\/strong><\/li><li>Dora, M., Upadhyay, D., Randive, K., Shareef, M., Baswani, S., <strong>Ranjan, S<\/strong>. (2020). Trace element geochemistry of magnetite and pyrite and sulfur isotope geochemistry of pyrite and barite from the Thanewasna Cu-(Au) deposit, western Bastar Craton, Central India: implication for ore genesis, <strong><em>Ore Geology Reviews<\/em><\/strong>, 117, 103262. <strong><em>(IF=3.71)<\/em><\/strong><\/li><li>Chakraborty, T., Upadhyay, D., <strong>Ranjan, S<\/strong>., Pruseth, K.L., Nanda, J.K. (2019). The Geological evolution of the Gangpur Schist Belt, eastern India: constraints on the formation of the Greater Indian Landmass in the Proterozoic, <strong><em>Journal of Metamorphic Geology<\/em><\/strong>, 37, 113\u2013151. <strong><em>(IF=4.85)<\/em><\/strong><\/li><li>Pandey, O.P., Mezger, K., <strong>Ranjan, S<\/strong>., Upadhyay, D., Villa, I.M. Villa, N\u00e4gler, T.F., Vollstaedt, H. (2019). Genesis of the Singhbhum Craton, eastern India; implications for Archean crust-mantle evolution of the Earth, <strong><em>Chemical Geology<\/em><\/strong>, 512, 85\u2013106. <strong><em>(IF=4.68)<\/em><\/strong><\/li><li><strong> Ranjan, S<\/strong>., Upadhyay, D., Abhinay, K., Pruseth, K.L., Nanda, J.K. (2018). Zircon geochronology of deformed alkaline rocks along the Eastern Ghats Belt margin: India-Antarctica connection and the Enderbia continent, <strong><em>Precambrian Research<\/em><\/strong>, 310, 407\u2013424. <strong><em>(IF=4.261)<\/em><\/strong><\/li><li>Sahoo, D., Pruseth, K.L., Upadhyay, D., <strong>Ranjan, S<\/strong>., Pal, D.C., Banerjee, R., Gupta, S. (2017). New constraints from zircon, monazite and uraninite dating on the commencement of sedimentation in the Cuddapah basin, India, <strong><em>Geological Magazine<\/em><\/strong>, 155, 1230\u20131246. <strong><em>(IF=2.490)<\/em><\/strong><\/li><\/ol><p><strong><em><u>Conference Proceeding and abstracts<\/u><\/em><\/strong><\/p><ol><li><strong>Ranjan<\/strong>,\u00a0<strong>S.<\/strong>, Ajay Dev Asokan, M. Ram Mohan. In\u2013situ U-Pb dating of zircon with high spatial resolution using automated LA-HR-ICPMS and application to provenance studies using detrital zircon.\u00a0<strong>34th ISMAS Symposium on Mass Spectrometry (ISMAS-2023)<\/strong>\u00a0on 15th to 18th February 2023 at CSIR-NGRI, Hyderabad.<\/li><li>Ajay Dev Asokan,\u00a0<strong>Sameer\u00a0<\/strong><strong>Ranjan<\/strong>, M. Ram Mohan. Petrogenesis and U-Pb zircon geochronology of granitoids from the Hyderabad region, Eastern Dharwar Craton, India<strong>. 34<\/strong><strong>th<\/strong><strong>\u00a0ISMAS Symposium on Mass Spectrometry (ISMAS-2023<\/strong>) on 15th to 18th February 2023 at CSIR-NGRI, Hyderabad.<\/li><li>M. Ram Mohan,\u00a0<strong>Sameer\u00a0<\/strong><strong>Ranjan<\/strong>, Ajay Dev Asokan. Neoarchean granitic magmatism along the north-eastern part of the Eastern Dharwar Craton, southern India.\u00a0<strong>FIGA 3rd Triennial Congress<\/strong>\u00a0held at WADIA Institute of Himalaya Geology, Dehradun on 16th to 18th, November 2022.<\/li><li><strong>Ranjan, S.,<\/strong> Upadhyay, D. Zircon U-Pb-Hf isotopic evidence for transition in granitoid source at the Paleoarchean Mesoarchean boundary in the Western Dharwar Craton, southern India, <strong><em>Goldschmidt Conference<\/em><\/strong>, 2022.<\/li><li>Upadhyay, D., <strong>Ranjan, S<\/strong>. Is the N-S metamorphic gradient in the Western Dharwar Craton superficial and the effect of multiple metamorphic overprints, <strong><em>Goldschmidt Conference<\/em><\/strong>, 2022.<\/li><li>Chandra, J., <strong>Ranjan, S.<\/strong>, Upadhyay, D. In situ Sr isotope analyses of apatite from Kamthai and Amba Dongar carbonatite complexes, western India: link with Deccan Large Igneous Province, <strong><em>Goldschmidt Conference<\/em><\/strong>, 2022.<\/li><li>Pradhan, B., Lukose, L., Bhowmik, S. K., Sorcar, N., <strong>Ranjan,\u00a0S.<\/strong>, Upadhyay, D. Early Jurassic ultra-hot subduction zone metamorphism within the Neo-Thys evidence from high temperature metamorphic sole rock in the Nagaland-Manipur Ophiolite Belt, NE India, <strong><em>Goldschmidt Conference<\/em><\/strong>, 2022.<\/li><li>Ravindran, A., Mezger, K., <strong>Ranjan, S<\/strong>., Upadhyay, D., Berndt, J. Formation of Archaean felsic continental crust in the western Dharwar Craton, India: Isotopic and trace element constraints from detrital zircons, <strong><em>Goldschmidt Conference<\/em><\/strong>, 2021.<\/li><li><strong> Ranjan, S<\/strong>., Upadhyay, D, Nanda, J.K. Detrital zircon evidence for volcanic arc-like tectonic setting by 3.7 Ga, <strong><em>Goldschmidt Conference<\/em><\/strong>, 2019.<\/li><li>Upadhyay, D., <strong>Ranjan, S<\/strong>., Abhinay, K., Pruseth, K.L., Nanda, J.K. India-Antarctica connection: constraints from Deformed Alkaline Rocks and Carbonatites, <strong><em>Goldschmidt Conference, <\/em><\/strong><em>2017.<\/em><\/li><li><strong>Ranjan, S<\/strong>., Upadhyay, D. In-situ U-Pb dating of zircon using LA-ICPMS: data acquisition and processing protocol and results of dating zircon reference materials.\u00a0<strong>2nd National Geo-Research Scholar Meet (NGM 2017)<\/strong>\u00a0held at WADIA Institute of Himalaya Geology, Dehradun on 2nd to 5th, May 2017.<\/li><li><strong> Ranjan, S<\/strong>., Upadhyay, D. In-situ U-Pb dating of zircon using LA-ICPMS: data acquisition and processing protocols and results of dating zircon reference materials, <strong><em>Geological Society of India AGM<\/em><\/strong>, <em>Kharagpur 2016<\/em>.<\/li><\/ol><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"false\" data-tab=\"6\" role=\"tab\" tabindex=\"-1\" aria-controls=\"elementor-tab-content-1246\" aria-expanded=\"false\">Research<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-1246\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"6\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-1246\" tabindex=\"0\" hidden=\"hidden\"><p><strong>Current Research Interests:<\/strong><\/p><p>\u2022 In-situ U-Pb geochronology (zircon, rutile, monazite, apatite, titanite, baddeleyite) using LA-ICPMS.<br \/>\u2022 In-situ isotopic measurements (Hf in zircon, Sr in apatite,\u00a0 Li isotope in mica using LA-MC-ICPMS).<br \/>\u2022 In-situ trace elements measurement of in minerals and fluid inclusions using LA-ICPMS.<br \/>\u2022 The Hadean\/Archean environment, crustal evolution and geodynamic regime of crust formation<br \/>\u2022 Archean\/Hadean and Proterozoic Crustal evolution of Indian shield<br \/>\u2022 Rare-metal, REE, U Mineralization in Indian shield<\/p><\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Dr. Sameer Ranjan Assistant Professor Department of Earth Sciences sranjan [at] iitb.ac.in Login In: Sameer Ranjan About Me Academics Positions Awards and Fellowships Publications Research About Me My current research interests are focused in the fields of geochemistry, isotope geology, geochronology and petrology. I am interested in understanding the Precambrian crustal evolution, geodynamic regime of [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"_links":{"self":[{"href":"https:\/\/www.geos.iitb.ac.in\/index.php\/wp-json\/wp\/v2\/pages\/12287"}],"collection":[{"href":"https:\/\/www.geos.iitb.ac.in\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.geos.iitb.ac.in\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.geos.iitb.ac.in\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.geos.iitb.ac.in\/index.php\/wp-json\/wp\/v2\/comments?post=12287"}],"version-history":[{"count":47,"href":"https:\/\/www.geos.iitb.ac.in\/index.php\/wp-json\/wp\/v2\/pages\/12287\/revisions"}],"predecessor-version":[{"id":12375,"href":"https:\/\/www.geos.iitb.ac.in\/index.php\/wp-json\/wp\/v2\/pages\/12287\/revisions\/12375"}],"wp:attachment":[{"href":"https:\/\/www.geos.iitb.ac.in\/index.php\/wp-json\/wp\/v2\/media?parent=12287"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}