Conference Agenda

Session
05.04 & 06.05 Biogeochemistry, geomicrobiology, and biomineralogy
Time:
Tuesday, 16/Sept/2025:
10:30am - 12:00pm

Session Chair: Juraj Majzlan, Friedrich-Schiller-Universität
Location: ZHG 001

170 PAX

Presentations
10:30am - 10:45am
Topics: 05.04 Biogeochemistry, geomicrobiology, and biomineralogy

Fracture-filling calcite from the deep continental crust – an archive for microbial lipid biomarkers

Manuel Reinhardt1, Christine Heim2, Henrik Drake3

1University of Göttingen, Department of Geobiology, Göttingen, Germany; 2University of Cologne, Institute of Geology and Mineralogy, Cologne, Germany; 3Linnӕus University, Department of Biology and Environmental Science, Kalmar, Sweden



10:45am - 11:00am
Topics: 05.04 Biogeochemistry, geomicrobiology, and biomineralogy

Genes to make a calcite spicule: Innovation and functional diversification in calcareous sponges

Oliver Voigt1, Matheus Vieira Lopes2, Michelle Klautau2, Magdalena V. Wilde3, Thomas Fröhlich3, Joëlle van der Sprong1, Gert Wörheide1,4

1LMU München, Palaeontology and Geobiology, Germany; 2Taxonomy Laboratory (TaxoN), Federal University of Rio de Janeiro, Brazil; 3Gene Center - Laboratory for Functional Genome Analysis, Ludwig-Maximilians-Universität München, Germany; 44GeoBio-Center, Ludwig-Maximilians-Universität München, Germany



11:00am - 11:15am
Topics: 06.05 Linking physical, chemical and (micro)biological controls to biogeochemical turnover in groundwater

Holocene Floodplain Sediments: From depositional processes to biogeochemical pollutant turnover

Johann Holdt1, Vitor Cantarella2, Daniel Buchner3, Carsten Leven3, Adrian Mellage2, Olaf Cirpka3, Jan-Peter Duda1

1Georg August University Göttingen, Germany; 2University of Kassel, Germany; 3University of Tübingen, Germany



11:15am - 11:30am
Topics: 06.05 Linking physical, chemical and (micro)biological controls to biogeochemical turnover in groundwater

Hydrogeochemical study for the evaluation of potential water sources in the community of Palo Colorado, Guanajuato

Armando Guerrero Aguilar1, Alma Hortensia Serafín Muñoz1, Christoph Schüth2

1University of Guanajuato, Mexico; 2Technische Universität Darmstadt, Germany



11:30am - 12:00pm
Invited Session Keynote
Topics: 05.04 Biogeochemistry, geomicrobiology, and biomineralogy

3D shapes of magnetite nanocrystals from magnetotactic bacteria: clues to crystal growth processes

Péter Pekker1,2, Regina Kövér1,2, Mihály Pósfai1,2

1Research Inst. of Biomolecular and Chemical Engineering, Univ. of Pannonia, Veszprém, Hungary; 2HUN-REN–PE Environmental Mineralogy Research Group, Veszprém, Hungary