
Dr. Sakthi Saravanan Chinnasamy
Associate Professor
Department of Earth Sciences
Phone: +91-22-25767262
chinnasamys [at] iitb.ac.in
About Me
Teaching
Academics
Positions
Awards & Honors
Projects
Publications
Membership
About Me
Research interest
- Genesis of orogenic gold deposits in deformed and metamorphosed terrains.
- Genesis of Kiruna-type iron-oxide apatite ores and polymetallic sulfide ores.
- Genesis of REE Mineralization.
- Tectono-thermal evolution of Archean crust.
- Investigation of fluid/rock interactions, ore fluid localization and metal enrichment.
- In situ trace element microanalysis of sulfides and oxides.
Teaching
Teaching at IIT Bombay
- GS438 Economic and Mining Geology (MSc I year)
- GS536 Nuclear Geology and Geochemical Prospecting (MSc II year)
- GS527 Ore Petrology (MSc II year)
- GS519 Ore Petrology Lab (MSc II year)
- GS637 Mineral Exploration (MTech I year)
Taught at NIT Rourkela
- Fuel and Economic Geology
- Sedimentary Petrology
- Mining Geology
- Isotope Geology
- Coal Geology Lab
Academics
- Ph.D. (Ore Geology) Indian Institute of Technology, Kharagpur, 2010
- M.Tech. (Applied Geology) Indian Institute of Technology, Kharagpur 2005
- M.Sc. (Applied Geology) Pondicherry University, 2003
- B.Sc. (Geology), National College, Bharathidasan University, 2001
Positions
- Associate Professor, IIT Bombay (Apr 2022 Onwards)
- Assistant Professor, IIT Bombay (Aug 2018 to Apr 2022)
- Assistant Professor, NIT Rourkela (Jan 2015 to Aug 2018)
- Postdoc, Uppsala University, Sweden (Jan to Dec 2014)
- Claude Leon Postdoc, University of KwaZulu-Natal, Durban, South Africa (Mar to Dec 2013)
- Postdoc, University of KwaZulu-Natal, Durban, South Africa (Dec 2010 to Jan 2013)
- Ministry of Earth Sciences (MoES) Postdoc, IISc Bangalore (May to Nov 2010)
Awards & Honors
- Postdoctoral Fellowship, Uppsala University
- Claude Leon Postdoctoral Fellowship (One of the prestigious fellowships in South Africa awarded to international scientists)
- Postdoctoral Fellowship, University of Johannesburg
- Senior Lecturer position at University of Limpopo, South Africa
- University of KwaZulu-Natal Postdoctoral Fellowship
- Ministry of Earth Sciences (MoES) Postdoctoral Fellowship at IISc, Bangalore
- Best Abstract Award from my Ph.D. thesis at IIT Kharagpur
- Qualified UPSC-Geologist Examination 2009
- Senior Research Fellowship (SRF) in a DST sponsored project at IIT Kharagpur
- Invited as Young Research Scholar by DST at ‘Indo-Euro Scientist Meet’ held at New Delhi during February 2007 (an interactive meet of research scholars with European and Indian Science Icons)
- IIT Kharagpur Doctoral Research Fellowship
- GATE-AIR 28
Projects
Current Projects
- Genesis of gold mineralization in the Gadag greenstone belt, western Dharwar Craton:Constrains from metamorphism, ore mineralogy, geochemistry and fluid evolution (DST-SERB)
- Genetic model at Jonnagiri gold deposit: Constrains from the fluid inclusion and geochronological studies (IITB-IRCC)
Completed Projects
- Stable isotopic and fluid inclusion studies on orogenic gold deposits in the Dharwar Craton: Implications on the source of gold transporting fluids and metals (DST-SERB)
- The genesis of ‘Kiruna-type’ magnetite-apatite iron ores in central Sweden: magmatic or hydrothermal? (VR-Sweden)
- REE and hi-tech metals mineralogy, geochemistry and geochronology in the Bergslagen Ore Province, central Sweden. (VR-Sweden)
- Metamorphic conditions and crustal forming processes of Mary Kathleen Fold Belt, Australia: Constrains from fluid inclusion studies and mineral phase equilibria. (CLF South Africa)
- Shear zone-hosted gold mineralization in the Pongola Supergroup, Kaapvaal Craton, South Africa. (UKZN South Africa)
- UNESCO-IGCP project No. 540: Composition of hydrothermal fluids of orogenic gold deposits from state-of-the-art fluid inclusion microanalysis, and applications to mineral exploration. Principle Investigator: Dr. Paolo S. Garofalo, University of Bologna, Italy.
Publications
Peer-Reviewed Journals
- Krishnamurthy P, Chinnasamy SS, Radhakrishna M, Yellishetty M, (2023) Report on the India-Australia Joint Workshop on Critical Minerals Research for SustainableTransition to Green Energy Journal of Geological Society of India (In Press)
- Nayak R, Pal D, Chinnasamy SS, Sataynaryanan M, Kumar S, Dash J, Sethy PC, Mohan A, (2023) Influences of subduction derived fluids and melt in the genesis of Nidar ophiolite peridotites, Ladakh Himalaya, India: Evidence from mineralogy, PGE and Nd isotopic compositions Geochemistry (In Press)
- Nayak R, Pal D, Chinnasamy SS, Sataynaryanan M, (2023) PGE and Platinum-group minerals in chromitites from Indus Suture Zone ophiolite, northwest Himalaya, India Journal of Earth System Sciences (Accepted)
- Sharma NK, Biswal TK, Chinnasamy SS (2023) Structural implications of paleofluid pressure and paleostress estimates of the quartz veins from sulfide deposits of the Ambaji-Deri region, Neoproterozoic South Delhi Terrane, Aravalli-Delhi Mobile Belt, North-West India Journal of Asian Earth Sciences 245: 105552
- Sharma, NK, Chinnasamy SS, Biswal TK (2022), Genesis of the late-stage base metal sulfide mineralization and its relationship with the regional deformation in Ambaji-Deri, South Delhi Terrane, North-West India Geological Journal, 57: 2983–3007.
- Chinnasamy SS, (2021) Geochemistry of gold hosting granitoid rocks from Jonnagiri greenstone belt, eastern Dharwar Craton: Implications on petrogenesis and gold mineralization. Journal of Geological Society of India, Special Publication ,11: 34–39.
- Pal D, Chinnasamy SS, Goon S, (2021) Characterization of hydrothermal alteration at Chigargunta and Bisanatham deposits from the South Kolar Greenstone Belt, Dharwar Craton, India Journal of Geological Society of India, Special Publication, 11: 40–45 .
- Chinnasamy SS, Hazarika P, Pal D, Sen R, Gokulakrishnan G, (2021) Pyrite textures and trace-element compositions from the granodiorite-hosted gold deposit at Jonnagiri, eastern Dharwar Craton, India: Implications on gold mineralization processes. Economic Geology, 116: 559–579.
- Nayak R, Pal D, Chinnasamy SS, (2021) High-Cr chromitites of the Nidar Ophiolite Complex, northern India: Petrogenesis and tectonic implications, Ore Geology Reviews, 129, 103942.
- Pal D, Chinnasamy SS, Goon S, John MM, Ghosh S (2019) Alteration mineralogy, fluid inclusions and stable isotope studies from Chigargunta and Bisanatham gold deposits, South Kolar Greenstone Belt, Dharwar Craton, India: Implications on genesis of gold mineralization, Ore Geology Reviews, 111, 102946.
- Troll VR, Weis F, Jonsson E, Andersson U, Majidi S, Högdahl K, Harris C, Millet M-C, Chinnasamy SS, Kooijman E, Nilsson KP (2019) Global Fe-O isotope correlation reveals magmatic origin of Kiruna-type apatite-iron-oxide ores Nature Communications, 10:1712
- Mishra B, Pruseth KL, Hazarika P, Chinnasamy SS (2018), Nature and source of the ore forming fluids associated with orogenic gold deposits in the Dharwar Craton, Geoscience Frontiers, 9: 715–726
- Chinnasamy SS, Mishra B (2017) Genetic implications of disordered graphite in the Granodiorite-hosted Gold Deposit at Jonnagiri, Eastern Dharwar Craton, India. Ore Geology Reviews, 89:587–593.
- Chinnasamy SS, Uken R, Reinhardt J, Selby D, Johnson S (2015) Pressure temperature and timing of mineralization of sediment-hosted orogenic gold deposit at Klipwal, Kaapvaal Craton, South Africa. Mineralium Deposita, 50:739–766.
- Chinnasamy SS, Mishra B (2013) Greenstone metamorphism, hydrothermal alteration and gold mineralization in the genetic context of the granodiorite-hosted gold deposit at Jonnagiri, eastern Dharwar craton, India. Economic Geology, 108:1015–1036.
- Hazarika P, Mishra B, Chinnasamy SS, Bernhardt HJ (2013) Multi-stage growths and invisible gold distribution in pyrite from the Kundarkocha sediment-hosted gold deposit, eastern India Ore Geology Reviews, 55:134–145.
- Saravanan SC, Mishra B (2009) Uniformity in sulfur isotope composition in the orogenic gold deposits from the Dharwar craton, Mineralium Deposita, 44: 597–605.
- Saravanan SC, Mishra B, Jairam MS (2009) P-T conditions of mineralization in the Jonnagiri granitoid-hosted gold deposit, eastern Dharwar craton, southern India: Constraints from fluid inclusions and chlorite thermometry. Ore Geology Reviews, 36: 333-349.
- Mishra B, Saravanan SC, Bhattacharya A, Goon S, Mahato S, Bernhardt HJ (2007) Implications of super dense carbonic and hypersaline fluid inclusions in granites from the Ranchi area, Chottanagpur Gneissic Complex, eastern India. Gondwana Research, 11: 504–515.
Papers in conference proceedings
- Pal D, Chinnasamy SS, Rekha S, Ore fluid characteristics at Gadag Gold Field, Dharwar Craton, southern India: Evidence from tourmaline chemistry and fluid inclusion study, EGU General Assembly 2021, online, 19–30 Apr 2021, EGU21-12132, https://doi.org/10.5194/egusphere-egu21-12132, 2021.
- Nayak R, Pal D, Chinnasamy SS, High-Cr chromitites from Nidar Ophiolite Complex: Petrogenesis and tectonic implications. Goldschmidt, Virtual, June 2020.
- Chinnasamy SS (2019) Geochemistry of gold hosting granitoid rocks of Jonnagiri greenstone belt: Implications on petrogenesis and gold mineralization. National Seminar on Gold Mining in India: The way Forward February 2019.
- Pal D, Chinnasamy SS Goon S (2019) Characterization of hydrothermal alteration at Chigargunta and Bisanatham deposits from the South Kolar Greenstone Belt, Dharwar Craton, India. National Seminar on Gold Mining in India: The way Forward February 2019.
- Pal D, Chinnasamy SS(2018), Fluid inclusion and stable isotope study from Chigargunta gold deposit Dharwar Craton. National Seminar on Dynamics of Surface and Subsurface Geological Processes (DSSGP), Pondicherry University, February, 2018.
- Chinnasamy SS (2017), Ore fluid characteristics of orogenic gold deposits: An overview, National Symposium on Challenges and Strategies on Mineral Exploration and Mining, Nagpur India. Journal of Geosciences Research, Vol.1, pp 279-280, 2017.
- Chinnasamy SS(2016), Preliminary fluid inclusion study from Chigargunta gold deposit at south Kolar greenstone belt. Accepted in Conference proceedings of ACROFI-IV (Asian Current Research in Fluid Inclusion-VI) held at IIT Bombay November 25th to 27th 2016, 160-163
- Valentin R. Troll, Franz Weis, Chris Harris, Erik Jonsson, Karin Högdahl, Marc-Alban Millet, Abigail Barker, Sakthi Saravanan Chinnasamy, Katarina P. Nilsson (2016), Magmatic origin of ‘Kiruna-type’ apatite-iron-oxide ores revealed by Fe-O isotope correlations. 35th International Geological Congress (IGC), Cape Town, 2016.
- Chinnasamy SS, Uken R, Reinhardt J (2011) Orogenic-type gold mineralization at Klipwal gold mine, southeastern Kaapvaal Craton, South Africa. Proceedings of the 50th Conference of Metallurgists, World Gold 2011, Montreal (Canada), October 2011, 829-
- Chinnasamy SS (2008) Fluid inclusion characteristics and sulfur isotope signature of granitoid hosted lode gold deposit at Jonnagiri, eastern Dharwar craton, India. International Field Workshop on Gold Metallogeny in India, Hyderabad, India, December 2008, 97–100.
- Saravanan SC (2008) Ore fluid characteristics of the granitoid hosted lode gold deposit at Jonnagiri, eastern Dharwar Craton, India. Asian Current Research on Fluid Inclusion (ACROFI-II), Kharagpur, India, November 2008, 155-
- Pal DC, Saravanan SC, Mishra B (2008) Involvement of high temperature oxidized brine in pre-shearing hydrothermal alteration: Evidence from fluid inclusions in tourmaline in feldspathic schist, Pathargora area, Singhbhum shear zone, eastern India. Asian Current Research on Fluid Inclusion (ACROFI-II), Kharagpur, India, November 2008, 131-
- Mishra B, Saravanan SC, Kartikeya S (2008) Thermobarometry, trace element zoning and invisible gold in pyrite from the Kundarkocha gold prospect, 33rd International Geological Congress, August 2008, Oslo, Norway.
Papers presented in conferences and not published
- Participated and presented a poster entitled “Super dense magmatic fluid in granites from the Chottanagpur Gneissic Complex, India: evidence for lower crustal H2O-CO2-NaCl fluid heterogeneity”, Sakthi Saravanan Chinnasamy, at the Fifth International Seminars on Petrology (ISPET) held in Pontignano, Siena, Italy on the topic “Fluids in Metamorphic Rocks” November, 2005.
Membership
- Member: Society of Economic Geologists (SEG), USA. Since June, 2008
- Member: International Association on the Genesis of Ore Deposits (IAGOD), since July 2015
- Life Member: Indian Institute of Mineral Engineers, since January 2019