Research Foci
- electromagnetic geophysics, including magnetotellurics
- mineral exploration, link to deep sources & to crustal boundaries
- volcanic & geothermal systems, mapping magma plumbing & sources
- lithospheric electrical resistivity structure & tectonics
- crustal fluid localization & stagnation, evidence from EM geophysics
- thermo-mechanical numerical modeling, exploring lithospheric dynamics
Projects
- Geodynamic modelling of intra-plate deformation guided by 3D electromagnetic imaging of the lithosphere below Mongolia. ()
Own Resources Project - Crust-mantle interactions beneath the Hangai Mountains in western Mongolia -- Insights from 3-D magnetotelluric studies. ()
Own Resources Project - PLUTONS Project: Probing Lazufre and Uturuncu Together -- Investigating the Relationship Between Pluton Growth and Volcanism at Two Active Intrusions in the Central Andes. ()
Project Carried out outside the University Münster
- Geodynamic modelling of intra-plate deformation guided by 3D electromagnetic imaging of the lithosphere below Mongolia. ()
Publications
- Sheng, Yue, Jin, Sheng, Comeau, Matthew, Hou, Z., Becken, M., Dong, H., Zhang, L., Wei, W., and Ye, G.. . “Evidence for partial melting and alkaline-rich fluids in the crust from a 3-D electrical resistivity model in the vicinity of the Coqen region, western Lhasa terrane.” Earth and Planetary Science Letters, № 619 doi: 10.1016/j.epsl.2023.118316.
- Unsworth, Martyn, Comeau, Matthew J., Diaz, D., Brasse, H., Heit, B., Faveto, A., Pomposiello, C., Barcelona, H., Peri, G.V., and Ticona, F. . “Crustal structure of the Lazufre volcanic complex and the Southern Puna from 3-D inversion of magnetotelluric data: implications for surface uplift and evidence for melt storage and hydrothermal fluids.” Geosphere, № 19 doi: 10.1130/GES02506.1.
- Sheng, Yue, Jin, Sheng, Comeau, Matthew J., Hou, Z., Zhang, L., Wei, W., and Ye., G. . “Relationship between the migration of crustal material, normal faulting, gneiss domes, and dynamic mechanisms in the vicinity of the Dinggye region, central part of the Tethys- Himalaya terrane: insights from the 3-D electrical structure.” Tectonophysics
- Comeau, Matthew J., Hill, Graham J., Kovacikova, Svetlana, Kamm, Jochen, Lukács, Réka, Seghedi, Ioan, and Szabolcs, Harangi. . “Magnetotelluric data across Ciomadul volcano and the Persani Volcanic Field — constraints on the nature and structure of the magma storage system.” contribution to the EGU General Assembly 2023, Vienna doi: 10.5194/egusphere-egu23-12387 .
- Comeau, Matthew, Becken, Michael, Grayver, Alexander, Käufl, Johannes, and Kuvshinov, Alexey. . “Images of a continental intraplate volcanic system: from surface to mantle source.” Earth and Planetary Science Letters, № 578 117307. doi: 10.1016/j.epsl.2021.117307.
- Jin, Sheng, Sheng, Yue, Comeau, Matthew, Becken, M., Wei, W., Ye, G., Dong, H., and Zhang, L. . “Relationship of the crustal structure, rheology, and tectonic dynamics beneath the Lhasa-Gangdese terrane (southern Tibet) based on a 3-D electrical model.” Journal of Geophysical Research 11), № 127 doi: 10.1029/2022JB024318.
- Comeau, Matthew, Becken, Michael, and Kuvshinov, Alexey. . “Imaging the whole-lithosphere structure of a mineral system — Geophysical signatures of the sources and pathways of ore-forming fluids.” Geochemistry, Geophysics, Geosystems 8), № 23 e2022GC010379. doi: 10.1029/2022GC010379.
- Comeau, Matthew J., Moorkamp, Max, Becken, Michael, and Kuvshinov, Alexey. . “Joint inversion of gravity and electromagnetic data — New constraints on the 3-D structure of the lithosphere beneath Central Mongolia.” contribution to the EGU General Assembly 2022, Vienna doi: 10.5194/egusphere-egu22-12704.
- Sheng, Yue, Jin, Sheng, Comeau, Matthew, Becken, Michael, Lei, L., Zhang, L., Dong, H., W., Wenbo, and Ye, G. . “Controls on the metallogenesis of the Lhasa–Mozugongka district, Gangdese Belt, Tibetan Plateau: Constraints on melt distribution and viscosity from the 3-D electrical structure of the lithosphere.” Ore Geology Reviews, № 145 104881. doi: 10.1016/j.oregeorev.2022.104881.
- Wang, Tianqi, Ma, Guoqing, Comeau, Matthew, Becken, Michael, Zhou, Z., Liu, W., Kang, J., and Han, J. . “Evidence for the superposition of tectonic systems in the northern Songliao Block, NE China, revealed by a 3-D electrical resistivity model.” Journal of Geophysical Research 4), № 127 doi: 10.1029/2021JB022827.
- Stein, Claudia, Comeau, Matthew, Becken, Michael, and Hansen, Ulrich. . “Numerical study on the style of lithospheric delamination.” Tectonophysics, № 827 229276. doi: 10.1016/j.tecto.2022.229276.
- Cordell, D., Naif, S., Troch, J., Huber, C., and Comeau, M.J. . “Melt Fraction and Volatile Content Estimates Using MELTS-constrained Bayesian Magnetotelluric Inversions: Case Study from Uturuncu, Bolivia.” contribution to the AGU Fall Meeting 2021, New Orleans
- MacQueen, P., Hudson, T., Liu, Y., Eiden, E., Henderson, S., Rosenberger, K., Comeau, M.J., Gottsmann, J., Pritchard, M.E., Kendall, M., Unsworth, M.J., Fischer, T.P., and Blundy, J.D. . “A 3-D, Technicolor Zombie: Joint Analysis of Multidisciplinary Geophysical and Geochemical Data at Uturuncu Volcano, Bolivia Reveals Active Hydrothermal System and Possible Sulfide Deposition.” contribution to the AGU Fall Meeting 2021, New Orleans
- Comeau, Matthew J., Becken, M., Kuvshinov, A.V., Grayver, A., Käufl, J., Batmagnai, E., Tserendug, S., and Demberel., S. . “An Asthenospheric Upwelling Beneath Central Mongolia — Implications for Intraplate Surface Uplift and Volcanism.” Acta Geologica Sinica (English Edition), № 95: 70–72. doi: 10.1111/1755-6724.14836.
- Sheng, Yue, Jin, Sheng, Comeau, Matthew, Dong, H., Zhang, L., Lei, L.Li B., Wei, W., Ye, G., and Lu, Z. . “Lithospheric structure near the northern Xainza-Dinggye Rift, Tibetan Plateau – implications for rheology and tectonic dynamics.” Journal of Geophysical Research 8), № 126 doi: 10.1029/2020JB021442.
- Marzouk, H., Arafa-Hamed, T., Becken, M., Abdel Zaher, M., and Comeau, M.J. . “Electrical properties of the lithosphere in the western desert, Egypt, using magnetotelluric sounding.” contribution to the EGU General Assembly 2021, Vienna doi: 10.5194/egusphere-egu21-13382.
- Comeau, Matthew, Stein, Claudia, Becken, Michael, and Hansen, Ulrich. . “Geodynamic Modeling of Lithospheric Removal and Surface Deformation: Application to Intraplate Uplift in Central Mongolia.” Journal of Geophysical Research 5), № 126 doi: 10.1029/2020JB021304.
- Comeau, Matthew, Becken, Michael, Kuvshinov, Alexey, and Demberel, S. . “Crustal architecture of a metallogenic belt and ophiolite belt: Implications for mineral genesis and emplacement from 3-D electrical resistivity models (Bayankhongor area, Mongolia).” Earth Planets and Space, № 73 82. doi: 10.1186/s40623-021-01400-9.
- Comeau, Matthew, Becken, Michael, Connolly, James A.D., Grayver, Alexander, and Kuvshinov, Alexey. . “Compaction-driven fluid localization as an explanation for lower crustal electrical conductors in an intracontinental setting.” Geophysical Research Letters 19), № 47 e2020GL088455. doi: 10.1029/2020GL088455.
- Käufl, Johannes, Grayver, Alexander, Comeau, Matthew, Kuvshinov, Alexey, Becken, Michael, Kamm, Jochen, and Demberel, S. . “Magnetotelluric multiscale 3-D inversion reveals crustal and upper mantle structure beneath the Hangai and Gobi-Altai region in Mongolia.” Geophysical Journal International 2), № 221 doi: 10.1093/gji/ggaa039.
- Comeau, Matthew, Becken, Michael, Käufl, Johannes, Grayver, Alexander, Kuvshinov, Alexey, Tserendug, S., Batmagnai, E., and Demberel, S. . “Evidence for terrane boundaries and suture zones across Southern Mongolia detected with a 2-dimensional magnetotelluric transect.” Earth Planets and Space, № 72 5. doi: 10.1186/s40623-020-1131-6.
- Pritchard, M.E., Silva, S.L.de, Michelfelder, G., Zandt, G., McNutt, S.R., Gottsmann, J., West, M.E., Blundy, J., Christensen, D.H., Finnegan, N.J., Minaya, E., Sparks, R.S.J., Sunagua, M., Unsworth, M.J., Alvizuri, C., Comeau, M.J., Potro, R.del, Díaz, D., Diez, M., Farrell, A., Henderson, S.T., Jay, J., Lopez, T., Legrand, D., Naranjo, J.A., McFarlin, H., Muir, D., Perkins, J.P., Spica, Z., Wilder, A., and Ward., K.M. . “Synthesis: PLUTONS: Investigating the Relationship Between Pluton Growth and Volcanism in the central Andes.” Geosphere 3), № 14 : 954–982. doi: 10.1130/GES01578.1.
- Comeau, Matthew, Käufl, Johannes, Becken, Michael, Kuvshinov, Alexey, Grayver, Alexander, Kamm, Jochen, Demberel, S., Sukhbaatar, U., Batmagnai, E., Tserendug, S., and Nasan-Ochir, T. . “Evidence for fluid and melt generation in response to an asthenospheric upwelling beneath the Hangai Dome, Mongolia.” Earth and Planetary Science Letters, № 487: 201–209. doi: 10.1016/j.epsl.2018.02.007.
- Comeau, Matthew, Unsworth, Martyn, and Cordell, Darcy. . “New constraints on the magma distribution beneath Volcán Uturuncu, Bolivia, from magnetotelluric data.” Geosphere 5), № 12 : 1391–1421. doi: 10.1130/GES01277.1.
- Comeau, Matthew Joseph. . “Electrical Resistivity Structure of the Altiplano-Puna Magma Body and Volcan Uturuncu from Magnetotelluric Data.” Dissertation thesis, University of Alberta. doi: 10.7939/R3C24QW2S.
- Comeau, Matthew, Unsworth, Martyn, Ticona, Faustion, and Sunagua, Mayel. . “Magnetotelluric images of magma distribution beneath Volcán Uturuncu, Bolivia: Implications for magma dynamic.” Geology 3), № 43 : 243–246. doi: 10.1130/G36258.1.
Dr. Matthew J. Comeau
Wissenschaftliche Mitarbeiter / Research Associate
