amal

Dr. Amal Dev J

Scientist B, Solid Earth Research Group (SERG)

Email : amaldev[dot]j[at]ncess[dot]gov[dot]in, amaldevj[at]gmail[dot]com

Phone: 0471-2511635/2511655

Mobile (optional): +918281440035

Fax : 0471-2511655

SCI Publications :

  1. Dev, J.A and Tomson, J.K. (2025). Metamorphic evolution of south Indian granulites: New insights from in-situ U-Pb dating and Nd-Hf isotope fingerprinting of zircon, titanite, monazite, and apatite. Geochemistry.
  2. Bivin, G.G., Ray, J.S., Bivin, G.G., Milan, K.M., Dev, J.A., Tomson, J.K., Haripriya, J., and Alok, K. (2025). Geochronology of the Vindhyan Supergroup: implications for the closure of Proterozoic basins of India. Precambrian Research. https://doi.org/10.1016/j.precamres.2025.107790.
  3. Sahu, M., Banerjee, A., Prabhakar, N., Dev, J.A., Ghosh, S., Sheth, H., and Tomson, J.K. (2025). The Gyangarh-Anjana granitoids in the Sandmata Complex (Aravalli Craton, northwestern India): syn-kinematic batholith emplacement during Late Palaeoproterozoic continental convergence. Geological Magazine. https://doi.org/10.1017/S0016756825000068.
  4. Talukdar, D., Chalapathi Rao, N.V., Dev, J.A., Tomson, J.K., Alok, K., and Ashutosh, P. (2025). Palaeoproterozoic lamproite pulses from the Eastern Dharwar Craton, southern India: some geodynamic implications. Journal of Geological Society of India.
  5. Dev, J.A and Tomson, J.K. (2024). U-Pb geochronology of metamorphic rutiles: Deciphering the cooling history of south Indian granulites. Precambrian Research. https://doi.org/10.1016/j.precamres.2024.107408.
  6. Tomson, J.K and Dev, J.A. (2024). Detrital zircon U-Pb ages and Hf isotopes of quartzites from Southern Granulite Terrane: Implications for the Precambrian crustal evolution and paleogeography. Precambrian Research. https://doi.org/10.1016/j.precamres.2024.107348.
  7. Deepchand, V., Dev, J. A., Rajesh, V. J., Sorcar, N., Tomson, J. K., & Kumar, R. B. (2024). Origin and thermal evolution of Cr-V-Ti magnetites (lodestones) from Coorg massif, South India. Geochemistry. https://doi.org/10.1016/j.chemer.2024.126142.
  8. Mukherjee, S., Ghosh, G., Sorcar, N., Dev, J.A., Tomson, J.K., and Bose, S. (2024). Pre-Himalayan tectono-metamorphic impresses in the Baijnath klippe, Kumaun Himalaya, northwest India: implications on a veiled saga of Paleoproterozoic - Neoproterozoic crustal evolution and thermal history of the northern Indian cratonic margin. Geological Society of America Bulletin. https://doi.org/10.1130/B37719.1.
  9. Priti, R., Borgohaina, B., George, M., Dev, J. A., and Tomson, J. K. (2024). Tale of Eastern Himalayan River captures and upper Assam uplift: The paleo Brahmaputra conundrum and migration. Gondwana Research. https://doi.org/10.1016/j.gr.2024.06.004.
  10. Parvez, K., Mondal, M.E.A., Dev, J.A., Ahmad, I., Wamiq, M.K., and J. K. Tomson, J.K. (2024). Geochemistry and geochronology of 1.7-1.8 Ga peraluminous A-type granites and granite-gneiss from the Mahakoshal Basin, Central Indian Tectonic Zone (CITZ): Implications for an accretionary orogen for the evolution of CITZ. International Geology Reviews. https://doi.org/10.1080/00206814.2024.2400694.
  11. Francis, K.A., Tomson, J.K., Dev, J.A., Anjitha, J., Sarathlala, K.P., Ajay, K.K., and Dilipkumar, P.G. (2024). Himalayan type strongly peraluminous leucogranite from the western Madurai block, Southern Granulite Terrane, India: Evidence for Tonian crustal reworking. Journal of Earth System Science. https://doi.org/10.1007/s12040-024-02405-0.
  12. Roy, A., Sharma, R.K., Jash, D., Rao, B.P., Dev, J.A., Tomson, J.K. (2024). Imaging of Moho Topography with Conditional Generative Adversarial Network from Observed Gravity Anomalies. Journal of Asian Earth Sciences. https://doi.org/10.1016/j.jseaes.2024.106093.
  13. Rajak, P.K., Prabhakar, N., Banerjee, S., Dev, J. A., Bivin, G.G., Tomson, J.K. (2024): Provenance of Mesozoic sandstones in the Saurashtra Basin using heavy mineral chemistry, geochemistry, and geochronological signatures: implications for paleo-drainage pattern and paleogeographic reconstruction in western India. Marine and Petroleum Geology. https://doi.org/10.1016/j.marpetgeo.2024.106732.
  14. Anjaneyulu, D., Rao, Y. B., Kumar, T. V., Rajesham, T., Dev, J. A., Tomson, J. K.& Babu, E. V. S. S. K. (2024). Geochemistry of granitoids along the eastern margin of Eastern Dharwar Craton, southern India and their tectonic setting. Journal of Applied Geochemistry, 26(3), 162-174.
  15. Tomson, J.K and Dev, J.A. (2023). Tracing the crustal evolution of Precambrian Southern Granulite Terrane in East Gondwana: New insights from zircon U-Pb/Hf geochronology. Geological Society of America Bulletin. https://doi.org/10.1130/B36777.1.
  16. Dev, J.A., Tomson, J.K., Vijayakumar, T., & Sorcar, N. (2023). Age and petrogenesis of mafic granulites from central Madurai block, south India: Implications on regional tectonics. Geological Magazine. https://doi.org/10.1017/S0016756823000079.
  17. Sorcar, N., Dev, J.A., Mukherjee, S., Joshi, K.B., and Rao, B.P (2023). Metamorphic evolution of granulites from Grovnes peninsula of Larsemann Hills, East Antarctica: Constraints from phase equilibrium modeling and geochronology. Polar Science. https://doi.org/10.1016/j.polar.2023.100982.
  18. Mukherjee, S., Das, P., Ghosh, G., Bose, S., Dev, J.A., Das, K., & Tomson, J.K. (2023). Reply to Comments on “Petrography, geochemistry and detrital zircon geochronology of the Srisailam Quartzite Formation, Cuddapah Basin, India: Implications for depositional age, correlation and provenance” of Mukherjee et al. (2023). Precambrian Research. https://doi.org/10.1016/j.precamres.2023.107237.
  19. Mukherjee, S., Das, P., Ghosh, G., Bose, S., Dev, J.A., Das, K., & Tomson, J.K. (2023). Detrital zircon geochronology and geochemistry of the Srisailam Formation, Cuddapah Basin, India: implications on sedimentation, provenance, Haedean crustal components, and stratigraphy. Precambrian Research. https://doi.org/10.1016/j.precamres.2023.106978.
  20. Mondal, A.K., Bose, S., Dev, J.A., Tomson, J.K., Sorcar, N and Mukherjee, S. (2023). Petrological, geochemical, and geochronological evolution of massif type charnockite from the Eastern Ghats Province, India: implications on the regional tectonics of the Rayner-Eastern Ghats orogeny. Precambrian Research. https://doi.org/10.1016/j.precamres.2023.106994.
  21. Sajna, S., Tomson, J.K., Dev, J.A., and Sorcar, N. (2023): Timing of garnet growth in granulites from southern India: Insights from zircon-monazite-garnet REE partition modeling. Journal of Geological Society of India. https://doi.org/10.1007/s12594-023-2457-z.
  22. Dev, J.A, Sorcar, N, Mukherjee, S., & Tomson, J.K. (2022b). Phase equilibrium modelling and zircon-monazite geochronology of HT-UHT granulites from Kambam ultrahigh-temperature belt, south Indian. International Geology Reviews, 1-19. https://doi.org/10.1080/00206814.2022.2091671.
  23. Dev, J.A., Tomson, J.K., Sorcar, N., & Francis, K.A. (2022a). Timing of UHT metamorphism and cooling in south Indian granulites: New P-T-t results from a sapphirine granulite. Precambrian Research, 371, 106582. https://doi.org/10.1016/j.precamres.2022.106582.
  24. Sajna, S., Tomson, J.K., Dev, J.A., Sorcar, N and Vijaya Kumar, T. (2022): Petrogenesis and tectonic significance of mafic rocks from Nagercoil block, southern India. Minerals. https://doi.org/10.3390/min12121509.
  25. Dev, J.A., Tomson, J.K., Sorcar, N., & Nandakumar, V. (2021). Combined U-Pb/Hf isotopic studies and phase equilibrium modelling of HT-UHT metapelites from Kambam ultrahigh-temperature belt, south India: Constraints on tectonothermal history of the terrane. Lithos, 406, 106531. https://doi.org/10.1016/j.lithos.2021.106531.
  26. Sorcar, N., Mukherjee, S., Pant, N.C., Dev, J.A., & Nishanth, N. (2021). Chemical dating of monazite: Testing of analytical protocol for U-Th-total Pb using CAMECA SXFive tatics EPMA at the National Centre for Earth Science Studies, Thiruvananthapuram, India. Journal of Earth System Science, 130(4), 1-11. https://doi.org/10.1007/s12040-021-01738-4.