Ágata Alveirinho Dias
Profile
Research Group: RG2 – Ocean, coastal and land surface processes
Position at IDL: Integrated member
Job: Professor Auxiliar
Email: ascdias@fc.ul.pt
Telephone Number:
Extension:
Room: 6.4.46
Academic Degree and field of specialization:
PhD in Geology (Crystallography, Mineralogy and Metallogeny), Univ. of Lisbon
Keywords: Hydrothermal processes and seafloor mineralization, Mineralogy and Geochemistry
Scientific Informations
ORCID: https://orcid.org/0000-0003-3026-7366
SCOPUS ID: https://www.scopus.com/authid/detail.uri?authorId=49061005200
Researcher ID: https://www.webofscience.com/wos/author/record/ABI-6221-2020
Research Gate:
Google Scholar:
SCIENTIFIC INTERESTS
Main Interests:
Seafloor hydrothermal processes and mineralization
Top 10 Publications:
1. Liao S,Tao C, Alveirinho Dias Á, Liu J, Su X, Lv S, Jamieson, J W, Zhou J, Deng X, Liang J, Yang W, Li W, Yang X (2024) Sediment geochemistry reveals abundant off-axis hydrothermal fields on the ultraslow-spreading Southwest Indian Ridge. Earth and Planetary Science Letters, 643,118916: https://www.sciencedirect.com/science/article/abs/pii/S0012821X24003492
2. Liao S, Tao C, Dias Á A, Deng X, Hu S, Liang J, Yang W, Yang X (2023) Evidence of a distal axis inactive high-temperature hydrothermal field on the ultraslow spreading Southwest Indian Ridge: Insights from mineralogy and geochemistry studies. Marine Geology 465, 107158: https://doi.org/10.1016/j.margeo.2023.107158
3. Zhang H, Chen K, Tao C, Dias Á A, et al (2023) Occurrence and precipitation mechanism of silver in pyrite from chimney fragments in the Edmond hydrothermal field, Central Indian Ridge. Ore Geology Reviews, 105471, ISSN 0169-1368. https://doi.org/10.1016/j.oregeorev.2023.105471
4. Liao S, Tao C, Wen H, Yang W, Liu J, Jamieson JW, Dias Á A, Zhu C, Liang J, Li W, Ding T, Li X, Zhang H (2022) Hydrothermal remobilization of subseafloor sulfide mineralization along mid-ocean ridges contributes to the global oceanic zinc isotopic mass balance. Geochimica et Cosmochimica Acta, 335, 56-67: https://doi.org/10.1016/j.gca.2022.08.022
5. Ding T, Wang J, Tao C, Dias Á A, Liang J, Wang Y, Chen J, Wu B, Huang H. (2022) Trace-element compositions of sulfides from inactive Tianzuo hydrothermal field, Southwest Indian Ridge: implications for ultramafic rocks hosting mineralization. Ore Geology Reviews, 104421: https://www.sciencedirect.com/science/article/pii/S0169136821004479
6. Quelhas, P, Mata J and Dias Á A (2021) Magmatic evolution of garnet-bearing highly fractionated granitic rocks from Macao, Southeast China: Implications for granite-related mineralization processes. Journal of Earth Sciences. JES-07-2020-0330. https://doi.org/10.1007/s12583-020-1389-4
7. Quelhas P, Mata J, Dias Á A (2021) Evidences for mixed contribution of mantle, lower and upper crust to the genesis of Jurassic I~type granites from Macao, SE China. GSA Bulletin. 133 (1-2): 37-56.. https://doi.org/10.1130/B35552.1
8. Ding T, Tao C, Dias Á A. Liang J, Chen J, Wu B, Zhang R, Liao S, Wang Y, Yang W, Liu J, Li W, Zhang G, Huang H (2020) Sulfur isotopic compositions of sulfides along the Southwest Indian Ridge: implications for sulfide mineralization in ultramafic rocks. Mineralium Deposita.56, 991-1006 https://doi.org/10.1007/s00126-020-01025-0
9. Quelhas, P., Dias Á A, Mata, J., Don, D., Ribeiro, L. (2020) High-precision geochronology of Mesozoic magmatism in Macao, Southeast China: evidence for multistage granite emplacement. Geoscience Frontiers. 11, 1. 243-263 https://doi.org/10.1016/j.gsf.2019.04.011
10. Dias Á A, Fruh-Green G L, Bernasconi S M, Barriga F J A S and Seahma and Charles Darwin 167 cruise teams, (2011) Geochemistry and stable isotopes constraints on high-temperature activity from sediment cores of the Saldanha field. Marine Geology 279 (2011) 128–140. http://dx.doi.org/10.1016/j.margeo.2010.10.017
Projects (10 most relevant):
1. SeaMIN - In-situ trace elemental and isotopic constraints on modern sea-floor massive sulfide mineralization - FDCT File No.: 0041/2021/A1, 2021-2024 (Principal Investigator)
2. SWIMAR - The role of ultramafic-hosted hydrothermal systems in the for-mation of seafloor deposits: comparison between SWIR and MAR fields. FDCT File No.: 002/2018/A1, 2018-2021 (Principal Investigator)
3. SMSMOR - Seafloor Massive Sulfides Resource along Mid-Ocean Ridges. InterRidge Working Group. on http://www.interridge.org/WG_SMS_MOR (team member)
4. Mag.I.C. - Petrology and Geochemistry of Igneous Rocks from Macao: Im-plications for the Crustal Evolution of Southern China. FDCT File No.: 043/2014/A1, 2015-2018.
5. BLUE MINING - Breakthrough Solutions for the Sustainable Exploration and Extraction of Deep Sea Mineral Resources. FP7 (7th research frame-work programme), EU Research Projects. Proj. ref.: 604500, 2014-2018
6. H2DEEP - Ultra-slow spreading and hydrogen-based deep biosphere (H2DEEP). EuroMARC Project (ESF) No. ERAS-CT-2003-980409 of the European Commission. EUROCORES Program - EuroMarc /0001/2007, 2007-2013
7. SEAHMA - Seafloor and Sub-seafloor Hydrothermal Modelling in the Azores Sea POCTI/P/MAR/15281/1999. 2001-2008 (team member)
8. MOMAR - Monitoring the Mid-Atlantic Ridge: MOMAR I, 1998; MOMAR II, 2002.
9. AMAR - Localização e Caracterização de Fontes Hidrotermais no Segmento AMAR: FCT (Praxis XXI) 1997-98
10. AMORES - Azores. Mid-Oceanic Ridge Ecosystem Studies: MAS3-CT95-0040) - EU - MAST III 1996 - 1998 (Team member)
Books & Chapters (up to 10):
Dias Á A and Barriga, F J A S, (2005). Mineralogical and geochemical hydrothermal evidences on sediments from the serpentinite-hosted Saldanha hydrothermal field. Mineral Deposit Research. 1: 603-606. http://link.springer.com/chapter/10.1007%2F3-540-27946-6_154
Conferences (last 15 presentations):
1. Costa P, Moreira A, Dias Á A, Santos R, Duarte J, Quartau R (2023) Seafloor Sediments of the Gigante Seamount Complex, Mid-Atlantic Ridge: Insights into Mineralogy, Geochemistry, and Possible Signatures of Hydrothermal Activities. Goldshmidt2023, 11 July 2023: https://conf.goldschmidt.info/goldschmidt/2023/meetingapp.cgi/Paper/20264
2. Dias Á A, Relvas JMRS, Marques AF, Qiu W, Barriga FJAS, Ribeiro L & Calado A (2022) Variability of the hydrothermal fields within the Portuguese seafloor (MAR) Goldschmidt2022:https://doi.org/10.46427/gold2022.11686
3. Qiu W, Dias Á A, Costa IMA & Barriga F (2022) The evolution of sulfur isotope in hydrothermal fluids along the formation of chimney of Menez Gwen (MAR): mineralization implications Goldschmidt2022:https://doi.org/10.46427/gold2022.10761
4. Costa P & Dias Á A (2022) Geochemical and mineralogical investigations of seafloor oxyhydroxides deposits collected in Mid-Atlantic Ridge hydrothermal fields Goldschmidt2020:https://doi.org/10.46427/gold2022.11676
5. Dias Á A, Qiu W, Barriga FJAS & Tao C (2020) Sub-Seafloor Sulfide Mineralization in the Saldanha Hydrothermal Field, Mid-Atlantic Ridge (MAR). Goldschmidt2020: https://doi.org/10.46427/gold2020.44
6. Qiu W, Dias Á A, Costa IMA & Barriga F (2020) Ore-Forming Process of the Menez Gwen Hydrothermal Field: In situ S Isotopes and Trace Metals Constraints Goldschmidt2020: https://doi.org/10.46427/gold2020.2143
7. Costa P, Dias Á A (2020) Oxyhydroxide Hydrothermal Crusts from Saldanha Hydrothermal Field Goldschmidt2020: https://doi.org/10.46427/gold2020.478
8. Dias Á A (2019) Diving into the unknown: robotics as tools to study the deep-sea. IROS
9. Costa P and Dias Á A (2019) Hydrothermal Fe-Mn deposits from low-temperature systems of the Mid-Atlantic Ridge. InterRidge Workshop on Hydrothermal Ore-forming Processes, Hangzhou
10. Dias Á A, Costa P. Marques AF, Ribeiro L, Madureira P, Calado A, Gonçalves E & Morato T (2019) Geochemistry of Fe-Si-(Mn) Chimneys from Luso Vent Field, MAR. Goldschmidt 2019. 10i, 445. Barcelona. https://goldschmidt.info/2019/abstracts/abstractView?id=2019003072
11. Quelhas P, Dias Á A, Mata J & Wayne Davis D (2019) Geochronological, geochemical and petrographic constraints on incremental pluton growth: the case of Macao granitic suite. Goldschmidt 2019. 06g, 258. Barcelona. https://goldschmidt.info/2019/abstracts/abstractView?id=2019004459
12. Quelhas P M, Mata J, Lou U T, Ribeiro M R and Dias A Á (2016) Mesozoic Granitic Magmatism in Macao, Southeast China. AGU Fall meeting 12-16 December 2016, San Francisco, USA
13. Dias Á A, Quelhas P, Lou U, Mata J & Ribeiro M L (2016) Petrology and Geochemistry of Granitic Rocks from Macao. Goldschmidt2016. 61, 05c – 665. Yokohama, Japan. July. http://goldschmidt.info/2016/uploads/abstracts/finalPDFs/665.pdf
14. Dias Á A and Barriga, F (2015) Saldanha hydrothermal field: the role of the sediment-cover in the preservation of ore-forming minerals. Third InterRidge Theoretical Institute:Magmatic and Tectonic Processes and Seabed Resources at Mid-Ocean Ridges; Hangzhou, China. Sept.
15. Dias Á A, Cruz I, Fonseca R, Barriga F J A S, Pedersen, R B (2010) Mineralogy and Geochemistry from Trollveggen Vent Field Chimneys and Metalliferous Sediments (Mohns Ridge, West Jan Mayen Fracture Zone at 71°N). American Geophysical Union (AGU), OS21A-1483. Eos, Transactions, American Geophysical Union, AGU’s online supplement http://www.agu.org/pubs/eos-news/supplements/
Awards:
2023 USJ 10-year Service Awards
2022 USJ Rector's Commendation for Teaching and Service (Award, June 10, 2022)