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Dr Joao Motta

Postdoctoral Research Fellow


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I am a Postdoctoral Research Fellow with the Camborne School of Mines since August 2021.

Member of the NL4D project funded by Anglo American on the Northern Limb of the Bushveld Complex.



  • Geologist (Sao Paulo State University, Brazil, 2011)
  • MSc (Sao Paulo State University, Brazil, 2015)
  • PhD (University of Campinas, Brazil, 2020)
    • Research intern (Monash University, Australia, 2017, 2018-2019)




  • The Alan Turing Institute - Post-Doctoral Enrichment Awards.


Professional experience

  • Exploration geologist - greenfield projects (Yamana Gold INC. 2012-2013)
  • Technical reviewer for exploration and research reporting (consultant, 2013-present)
  • Postdoctoral Fellow (Universidade do Vale do Rio dos Sinos, Brazil, 2020-2021)


Research interests

  • Applied machine learning for exploration and geoscience.
  • Geophysical exploration.
  • Geological modelling and deep-crust controls on minerals distribution.
  • Tectonics and planetary evolution.
  • Computer vision applied to geosciences.


Geological objects of interest

  • Cratons
  • Mafic-ultramafic intrusions and PGE-base metal systems
  • Accretionary orogens
  • Greenstone belts
  • Iron Oxide-Copper-Gold metal systems
  • Orogenic Gold metal systems
  • Porphyry Copper systems




Ruiz, F. V., Cordeiro, P., Reich, M., Motta, J.G., Ribeiro, C. C., Angerer, T., Bernardes, R. B. (2022) The genetic link between kamafugite magmatism and alkaline–carbonatite complexes in the Late Cretaceous Alto Paranaíba Igneous Province, Central Brazil, International Geology Review, DOI: 10.1080/00206814.2022.2127127

Motta, J.G., Betts, P.G., Meira, V.T., Trevisan, V.G.,  de Souza Filho, C.R. (2022) Unwrapping reworked crust at the Columbia supercontinent margin within central southern Amazon Craton using multi-source geophysics and geochronology data synergy,
Geoscience Frontiers,Volume 13, Issue 3, 101348,


Trevisan, V. G., Hagemann, S. G., Loucks, R. R., Xavier, R. P., Motta, J. G., Parra-Avila, L. A.,  Petersson, A., Gao, J., Kemp, A. I. S., Assis, R. R. (2021) Tectonic switches recorded in a Paleoproterozoic accretionary orogen in the Alta Floresta Mineral Province, southern Amazonian Craton. Precambrian Research, Volume 364,106324,

Bosco-Santos, A., Gilhooly III, W.P., de Melo-Silva, P., Fouskas, F., Bouyon, A., Motta, J. G., Baldim, M. R., Fabricio-Silva,  W., Philippot,P., Oliveira, E. P. (2021) Neoarchean atmospheric chemistry and the preservation of S-MIF in sediments from the São Francisco Craton. Geoscience Frontiers, 101250,

Kunifoshita, A. M., dos Santos, F. H., Motta, J. G. (2021) Reconstruction of the effusive and explosive deposits of the Aruri and Salustiano formations in the Tapajós Domain, Southern Amazonian Craton, from field relationship, petrography and geochemistry. Journal of South American Earth Sciences, 107, 103095.


Prado, E. M.G., Souza Filho, C. R., Carranza, E. J. M.,& Motta, J. G. (2020). Modeling of Cu-Au Prospectivity in the Carajás mineral province (Brazil) through Machine Learning: Dealing with Imbalanced Training Data. Ore Geology Reviews, 103611.


Motta, J. G., Souza Filho, C. R., Carranza, E. J. M., & Braitenberg, C. (2019). Archean crust and metallogenic zones in the Amazonian Craton sensed by satellite gravity data. Scientific Reports, 9(1), 2565.

Motta, J. G., Betts, P. G., de Souza Filho, C. R., Thiel, S., Curtis, S., & Armit, R. J. (2019). Proxies for Basement Structure and Its Implications for Mesoproterozoic Metallogenic Provinces in the Gawler Craton. Journal of Geophysical Research: Solid Earth, 124, 17.


Motta, J. G., Morales, N., Malagutti Filho, W. Geophysical perspective on the structural interference zone along the Neoproterozoic Brasília and Ribeira fold belts in West Gondwana. Brazilian Journal of Geology, v. 47, p. 3-19, 2017.

Galhardi, J. A., García-Tenorio, R., Bonotto, D. M., Díaz Francés, I., Motta, J. G. Natural radionuclides in plants, soils, and sediments affected by U-rich coal mining activities in Brazil. Journal Of Environmental Radioactivity, v. 177, p. 37-47, 2017.


Motta, J. G., Faria Junior, I. R. A mineral potential mapping approach for supergene nickel deposits in southwestern São Francisco Craton, Brazil. Brazilian Journal of Geology, v. 46(2), p. 261-273, 2016.

Feltrin, L., Motta, J. G., Al-Obeidat, F., Marir, F., Bertelli, M. Combining Weights of Evidence Analysis with Feature Extraction - A Case Study from the Hauraki Goldfield, New Zealand. Procedia Computer Science, v. 83, p. 1262-1267, 2016.


Digital footprint

Personal website

Researchgate profile

Google Scholar profile