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Dr. Alexander Gysi

Presentations

  • Recent YouTube videos
  • Invited Presentations
    • August 2023 (invited seminar): Laboratory for Waste Management (LES), Paul Scherrer Institute, Switzerland. REE in hydrothermal aqueous solutions and minerals: insights from experiments and thermodynamic modeling.
    • July 2023 (invited speaker): Goldschmidt Conference, Lyon, France, What controls the mobility of REE in critical mineral deposits: acidic vs. alkaline hydrothermal fluids?
    • March 2023 (invited speaker), Lundin-Snider seminar series, U. Arizona, Tucson, Fluid-rock interaction and hydrothermal REE transport in critical mineral deposits.
    • October 2022 (departmental colloquium talk), New Mexico State University, Las Cruces, Fluid-rock interaction and hydrothermal REE transport in critical mineral deposits.
    • May 2022 (invited speaker), Geochemistry of Mineral Deposits Gordon Research Conference, Barcelona, Rare Earth Elements (REE) in Critical Mineral Deposits – Frontiers in Science and Exploration for the Future Economy.
    • March 2022 (invited presentation, online youtube live stream), Ore Deposits Hub talk series, A holistic approach of fluid-rock interaction in critical REE mineral deposits.
    • October 2021 (keynote), Xplore Conference Quebec 2021, virtual attendance, Rare Earth Elements (REE) in Critical Mineral Deposits – Frontiers in Science and Exploration for the Future Economy.
    • April 2021 (invited speaker): G&G Seminar Series, Oregon State U., Hydrothermal experiments on rare earth elements, critical minerals for the future economy.
    • June 2020 (invited speaker): Goldschmidt Conference, virtual. Fluid-mineral partitioning of REE in critical mineral deposits.
    • Nov 2019 (keynote): 9th Russian young-scientists scientific school "New Knowledge in ore forming processes", Moscow, Russia. Hydrothermal partitioning of rare earth elements (REE): from fluids to ore deposits.
    • Dec 2019 (invited speaker): 27th Hubbert Quorum Meeting, USGS Menlo Park, CA, USA. Hydrothermal partitioning of rare earth elements (REE): from fluids to ore deposits.
    • Nov 2018 (invited lecture): U. Geneva, Switzerland. Hydrothermal partitioning of rare earth elements (REE): from fluids to ore deposits.
    • Oct 2018 (invited seminar): student chapter Society of Economic Geologists, Colorado State U., CO, USA. Hydrothermal partitioning of rare earth elements (REE): from fluids to ore deposits.
    • Oct 2018 (invited speaker): the Denver Region Exploration Geologists’ Society (DREGS), Colorado School of Mines, CO, USA. Hydrothermal evolution of pyrite-quartz and gold-bearing base metal veins in the Central City district, Colorado.
    • March 2018 (invited seminar): U. Toronto, Canada. Hydrothermal partitioning of rare earth elements (REE): from fluids to ore deposits.
    • Jan 2018 (invited lecture): ETH Zurich, Switzerland. Hydrothermal partitioning of rare earth elements (REE): from fluids to ore deposits.
    • Sep 2016 (invited speaker): Geological Society of America Meeting, Denver, CO, USA. Interpreting metasomatism and REE ore forming processes in peralkaline granitic systems.
    • July 2016 (invited lecture): International Symposium on Solubility Phenomena and Related Equilibrium Processes, IUPAC, U. Geneva, Switzerland. Numerical simulations of CO2 sequestration in basaltic rock formations: Challenges for optimizing mineral-fluid reactions.
    • July 2016 (invited seminar): Laboratory for Waste Management (LES), Paul Scherrer Institute, Switzerland. Application of the MINES thermodynamics database to simulate crustal fluid-rock systems, Paul Scherrer Institute, LES (Invited Seminar).
  • Workshops
    • Goldschmidt workshop, Lyon, France, July 8-9, 2023: Ore-forming processes and metasomatism: combining experimental and modeling methods to interpret field observations (A. Gysi, N. Hurtig, R. Pan, D. Harlov, D. Miron, D. Kulik, C. Zhu)
    • Goldschmidt online workshop, June 28-29, 2021: Fluid-rock interaction and ore deposits in the Earth’s crust: coupling of field and experimental methods with numerical modeling (A. Gysi, N. Hurtig, D. Miron, D. Kulik, D. Harlov)
    • Dec 2020 Geochemical Society Online Workshops (2 days): An introduction to thermodynamic modeling of fluid-rock interaction and ore-forming processes using the GEMS code package (A. Gysi, N. Hurtig, D. Miron).
    • Dec 2019 Russian Academy of Sciences, Institute of Geology of Ore Deposits, Petrography, Mineralogy and Geochemistry, Moscow (1 day): Numerical modeling of fluid-rock interaction and ore-forming processes (A. Gysi).
    • Nov 2018 U. Iceland, Reykjavik (2 days): Numerical modeling of fluid-rock interaction in crustal systems (A. Gysi, N. Hurtig).
    • June 2018 Goldschmidt Conference, Boston (2 days): Metasomatism and ore deposits in the Earth's crust: experimental and modeling methods (A. Gysi, D. Kulik, D. Miron, Daniel Harlov).