Jump to Search Jump to Navigation Jump to Content

Alok Porwal

Adjunct Senior Research Fellow
Centre for Exploration Targeting (CET)

 

Contact details

Address

Associate Professor, Centre of Studies in Resources Engineering (CSRE)
Indian Institute of Technology Bombay
Powai, Mumbai - 400 076 INDIA

Phone
P: +91-22-25767673
Email
aporwal@iitb.ac.in
Webpage
http://www.csre.iitb.ac.in/~alok/

Research interests

  • GIS-based mineral prospectivity modelling and analysis
  • Mineral systems studies and resources exploration,
  • Optical and thermal remote sensing,
  • Imaging spectroscopy,
  • Planetary remote sensing

 He is also developing research on remote sensing of hydrothermal systems on Mars in analogy with similar systems on the Earth.

Publications

Selected Publications

Porwal, A., Carranza, E.J.M., and Hale, M. (2011), Mathematical models for mapping the potential of mineral deposits. In: Ed. P. Ghosh, Numerical Methods and Models in Earth Science, New India Publishing Agency, New Delhi, India, 99-117.

Yu, L., Porwal, A., Holden, E.J., Dentith, M.C. (2010), Towards automated lithological mapping using remote sensing data: a case study from northwest India. Computers & Geosciences (in review).

Kreuzer, O.P., Markwitz, V., Porwal, A., McCuaig, T.C.M. (2010), A Continent-Wide Study of Australia's Uranium Potential. Part I: GIS-Assisted ("Manual") Prospectivity Analysis. Ore Geology Reviews, Available online 20 August 2010, ISSN 0169-1368, DOI: 10.1016/ j.oregeorev.2010.08.003

Mamuse, A., Beresford, S., Porwal, A., Kreuzer, O.P., (2010), Assessment of undiscovered nickel sulphide resources, Kalgoorlie Terrane, Western Australia Part 2 - Estimates from local deposit and endowment density models. Ore Geology Reviews (in review).

Porwal A., Kreuzer, O.P., (2010), Introduction to the Special Issue : Mineral Prospectivity Analysis and Quantitative Resource Estimation, Ore Geology Reviews, Volume 38, Issue 3, November 2010, Pages 121-127.

Fallon, M., Porwal, A., Guj P. (2010). Prospectivity Analysis of the Plutonic Marymia Greenstone Belt, Western Australia. Ore Geology Reviews, Volume 38, Issue 3, November 2010, Pages 208-218

Porwal, A., Gonzalez-Alvarez, I., Markwitz, V., McCuaig, T.C., Mamuse, A. (2010). Weights-of-evidence and logistic regression modeling of magmatic nickel sulfide prospectivity in the Yilgarn Craton, Western Australia, Ore Geology Reviews, Volume 38, Issue 3, November 2010, Pages 184-196

Gonzalez-Alvarez, I., Porwal, A., McCuaig, T.C., Maier, W. (2010). Hydrothermal Ni Prospectivity Analysis of Tasmania, Australia, Ore Geology Reviews, Volume 38, Issue 3, November 2010, Pages 168-183

V. Markwitz, W.D. Maier, I. Gonzalez-Alvarez, T.C. McCuaig, A. Porwal (2010), Magmatic nickel sulfide mineralization in Zimbabwe: Review of deposits and development of exploration criteria for prospectivity analysis, Ore Geology Reviews, Volume 38, Issue 3, November 2010, Pages 139-155

Yu, L., Porwal, A., Holden, E.J., Dentith, M.C. (2010), Suppression of vegetation in multispectral remote sensing images. International Journal of Remote Sensing (in press).

Mamuse, A., Porwal, A., Kreuzer, O.P., Beresford, S. (2010), Komatiite-hosted nickel sulphide deposits of the Norseman-Wiluna Greenstone Belt, Western Australia: clustered or not? Economic Geology, v. 105, 229-241.

Jian B., Porwal, A., Hart, C., Ford, A., Yu L. (2010), Mapping Geochemical Singularity Using Multifractal Analysis: Application to Anomaly Definition on Stream Sediments data from Funin Sheet, Yunnan, China. Journal of Geochemical Exploration, v.104, 1-11.

Mamuse, A., Beresford, S., Porwal, A., and Kreuzer, O.P., (2010), Assessment of undiscovered nickel sulphide resources, Kalgoorlie Terrane, Western Australia. Part 1. Deposit and endowment density models. Ore Geology Reviews v. 37, 141-157.

Koek, M., Kreuzer, O.P., Maier, W.D., Porwal, A., Thompson, M., and Guj, P. (2009), A review of the PGM industry, deposit models and exploration practices: Implications for Australia’s PGM potential. Resource Policy, v. 34 (3), p. 121-132.

Mamuse, A., Porwal, A. and Kreuzer, O. (2009), A new method for spatial centrographic analysis of mineral deposit clusters. Ore Geology Reviews, v. 36(4), p. 292-305.

McCuaig, T.C.M., Porwal, A. and Gessner, K. (2009), Fooling ourselves: recognizing uncertainty and bias in exploration targeting, CET Quarterly Newsletter, v 2(7), p. 1-8.

Gessner, K. and Porwal, A. (2008), Tectonic controls on ore deposits in hot continental crust: thermal models and spatial analyses, CET Quarterly Newsletter, v 1(5), p. 9-11.

Porwal, A. (2008), GIS-based mineral prospectivity mapping using hybrid neuro-fuzzy models, CET Quarterly Newsletter, v 1(5), p. 1-7.

Porwal A. and Carranza, E.J.M. (2008), Classifiers for modeling of mineral potential, In: Bayesian Belief Networks: A Practical Guide to Applications, Eds. Olivier Pourret, Patrick Nam and Bruce G. Marcot, John Wiley & Sons, p. 149-171.

Porwal, A. (2007), Base-metal prospectivity mapping of the Aravalli Province, western India, : A spatial mathematical approach. SGEG Newsletter, Geological Society of Australia, v. 4, p. 3-19

Porwal, A., Carranza, E.J.M., and Hale, M. (2006), Bayesian network classifiers for mineral potential mapping. Computers & Geosciences, v. 32(1), p. 1-16.

Porwal, A., Carranza, E.J.M., and Hale, M. (2006), Tectonostratigraphy and base-metal mineralization controls, Aravalli province (western India): new interpretations from geophysical data analysis. Ore Geology Reviews, v. 29(3-4), p. 287-306.

Porwal, A., Carranza, E.J.M., and Hale, M. (2006), A hybrid fuzzy weights of evidence model for mineral potential mapping. Natural Resources Research, v. 15(1), p.1-14.

Porwal, A., Carranza, E.J.M., and Hale, M. (2004), A hybrid neuro-fuzzy model for mineral potential mapping. Mathematical Geology, v. 36(7), 803-826.

Porwal, A., Carranza, E.J.M., and Hale, M. (2003), Artificial neural networks for mineral potential mapping. Natural Resources Research, v. 12(3), 1-15.

Porwal, A., Carranza, E.J.M., and Hale, M. (2003), Extended Weights-of-evidence modeling for predictive mapping of base-metal deposit potential in Aravalli Province, Western India. Exploration and Mining Geology, v. 10(4), 155-163.

Porwal, A., Carranza, E.J.M., and Hale, M. (2003), Knowledge-driven and data-driven fuzzy models for mineral potential mapping. Natural Resources Research, v. 12(1), 1-25.

Porwal, A. and Sides, E.J. (2000), A predictive model for base metal exploration in a GIS environment. International Archives of Photogrammetry and Remote Sensing, v. XXXIII, part B7, Amsterdam, 1178-1184.