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Ravikant Vadlamani

PhD:
NGRI / Osmania University (2002)
Area of Interest:
Crustal evolution, Isotope geochemistry and geochronology
Email ID:
vravikant
Research Interest:

Crustal evolution and Isotope Geochemistry & Geochronology

Academic Qualification:

  1. Ph.D. (Science), NGRI/Osmania University, Hyderabad, 2002
  2. MTech (Applied Geology), Indian Institute of Technology Kharagpur, 1988
  3. M.Sc. (Applied Geology), Indian Institute of Technology Bombay, Powai, 1986
  4. B.Sc.(Honours in Geology), Fergusson College, Poona University, 1984
Positions:
  1. Geologist (Junior), Geological Survey of India, (1988-2003)
  2. Geologist (Senior), Geological Survey of India, (2003-2007)
  3. Assistant Professor, Indian Institute of Technology, Roorkee (2007-2010)
  4. Associate Professor, Indian Institute of Science Education and Research (IISER), Kolkata (2010 -)
Awards and Honors:
  1. INSA Scientists’ Exchange Program –University of Brasilia, Brazil (2006)
List of Publications:
  1. Petrology and geochemistry of the Grubergebirge anorthosite and marginal rocks, central Dronning Maud Land: further characterization of the late Neoproterozoic magmatic event in East Antarctica (with Dharwadkar, A., Golani, P.R., Ravindra, R.). Journal of the Geological Society of India (in press)

  2. Rb-Sr direct dating of pyrite from the Pipela VMS Zn-Cu prospect, Rajasthan, NW India (with Golani, P.R.) Journal of the Geological Society of India (in press)

  3. Early Eocene warming events and the timing of terrestrial faunal exchange between India and Asia (with Clementz, M.T., Bajpai, S., Sarvanan, S, Prasad, V., Singh, I.B) Geology (in press).

  4. Forced regressive shoreface sandstone from Himalayan foreland: implications to early Himalayan tectonic evolution (with Bera, M.K., Sarkar, A., Chakraborty, P.P., Choudhury, A.K) Sedimentary Geology (in press).

  5. Mantle-derived carbonate fluid alteration and gold mineralization in Southern Granulite Terrain, Wynad, India (with Pruseth, K.L., Varghese, S., Krishnamurthi, R.) In: Srivastava, R.K. (Ed.) Dyke Swarms: Keys to Geodynamic Interpretation, Springer, Heidelberg.(in press).

  6. Strontium isotope evidence for the age of Eocene fossil whales of Kutch, western India (with Bajpai, S.) Geological Magazine. 137 (3), 73 (2010).

  7. Strontium isotopic composition in selected hot water springs in the northwestern Himalaya (with Dubey, P., Chakrapani, G.J.). Himalayan Geology 31(1), 19 (2010).

  8. Palaeoproterozoic (~1.9 Ga) extension and rifting along the eastern margin of the Eastern Dharwar Craton, SE India: new Sm-Nd isochron age constraints from anorogenic mafic magmatism in the Neoarchean Nellore greenstone belt. Journal of Asian Earth Sciences, 37(1): 67 (2010).

  9. Tectono-metamorphic events recorded in high-grade rocks from Filchnerfjella: further evidence for Pan-African reworking of the Grenville-aged crust in central Dronning Maud Land, East Antarctica. Indian Journal of Geosciences, 63(2): 1 (2009).

  10. Zircon U–Pb and Hf isotopic constraints on petrogenesis of the Cretaceous–Tertiary granites in eastern Karakoram and Ladakh, India (with Fuyuan Wu, Wei–Qiang Ji). Lithos, 110:153 (2009).

  11. Late Neoproterozoic Orogenesis in the central Dronning Maud Land, East Antarctica: a review of tectonothermal events affecting rocks of the Schirmacher Oasis (~660–580 Ma) and Filchnetfjella (~570–530 Ma). Geological Survey of India Special Publication No.91, Pan–African event in India and Antarctica, pp156 (2008).

  12. Sm-Nd and U-Pb isotopic constraints for crustal evolution during Late Neoproterozic from rocks of the Schirmacher Oasis: geodynamic evolution coeval with the East African Orogeny (with Laux, J. H. and Pimentel, M.M). In: Antarctica: A Keystone in a Changing world-Online proceedings of the 10th ISAES, edited by A,.K.Cooper, C.R.Raymond et al., USGS Open-File Report 2007-1047, Short Research Paper 007, 5 p.; doi:10.3133/of2007-1047.srp007 (2007).

  13. Sm-Nd isotopic evidence for Late Mesoproterozoic metamorphic relics in the East African Orogen from the Schirmacher Oasis, East Antarctica. Journal of Geology, 114 (5):615 (2006).

  14. Utility of Rb-Sr geochronology in constraining Miocene and Cretaceous events in the eastern Karakoram, Ladakh, India. Journal of Asian Earth Sciences, 27(4):534 (2006).

  15. Metamorphism of mafic and ultramafic enclaves within granulites, Schirmacher Oasis, East Antarctica. Journal of the Geological Society of India, 65(3):279 (2005).

  16. Schirmacher Oasis as an extension of the East African Orogen into Antarctica: new Sm-Nd isochron age constraints (with Bhaskar Rao, Y.J., and Gopalan, K.) Journal of Geology, 112:607 (2004).

  17. Chromite from the Nidar ophiolite and Karzok Complex, Transhimalaya, eastern Ladakh: their magmatic evolution (with T. Pal, D. Das). Journal of Asian Earth Sciences, 24:177 (2004).

  18. Metamorphic conditions from the Taglang La Formation, Tso Morari complex, SE Ladakh: general inferences for the tectonics of the NW Indian continental margin. In: Anand Mohan (Ed.) Milestones in Petrology, Memoir of the Geological Society of India, Paper No.19, pp. 409 (2003).

  19. 19. Report of post-collisional ultrapotassic lamprophyre dyke from the Ladakh batholith, NW Himalaya (with D. Guha). Journal of the Geological Society of India, vol 59 (5), pp. 473 (2002).

  20. 20. Preliminary thermal modelling of the massif anorthosite-charnockitic gneiss interface from Gruber Mountains, central Dronning Maud Land, East Antarctica. Journal of the Geological Society of India, vol 51(9), pp.287 (1998).

  21. 21. Reaction textures of retrograde pressure-temperature-deformation paths from granulites of Schirmacher Hills, East Antarctica (with A. Kundu). Journal of the Geological Society of India, vol 51(3), pp.305 (1998).

  22. Late Proterozoic granitic orthogneiss from North Payer-Weyprecht Mountains, East Antarctica: their tectonometamorphic history and regional correlation (with Bejarniya, B.R., Mukerji, S., and Kaul, M.K.) In: C.A. Ricci (Ed.) The Antarctic Region: Geological Evolution and Processes, Siena, Italy. pp. 55(1997).

  23. A note on the structural pattern and gneiss-metasedimentary relations in the Central Crystalline Complex (Higher Himalaya) of East Sikkim, Eastern Himalaya. Journal of Himalayan Geology, vol 4(2), pp. 13 (1993).

  24. Chhotanagpur granite gneiss in relation to the schistose rocks around Murhu, Ranchi district, Bihar: a structural approach (with Bhattacharyya, D.S., Ghosal, A.) Proceedings of the Indian Academy of Sciences (Earth and Planet. Sci.), K. Naha, S. K. Ghosh, and D. Mukhopadhyay (Guest Eds.) Special Issue on Structure and Tectonics: the Indian scene, vol 99, pp. 269 (1990).