Prof. Ruth Elaine Blake EARTHSC 8898 - Phosphate in Deep Time, O isotope studies

Image
Headshot of 8898 speaker Ruth Elaine Blake
September 24, 2021
1:45PM - 2:45PM
Location
ZOOM LINK

Date Range
Add to Calendar 2021-09-24 13:45:00 2021-09-24 14:45:00 Prof. Ruth Elaine Blake EARTHSC 8898 - Phosphate in Deep Time, O isotope studies 8898 Seminar Colloquium in the Earth Sciences Speaker: Professor Ruth Elaine Blake, Department of Earth & Planetary Sciences, Yale University Seminar Title: Phosphate in Deep Time, O isotope studies Abstract: The oxygen isotope ratio (18O/16O) of phosphate (PO4) has proven to be a highly useful tracer of P cycling processes, a robust paleothermometer and chemical signature of life preserved in the rock record. This talk will focus on the record of early-Earth life and ocean temperature preserved in 3.2-3.5 Ga rocks from the Barberton Greenstone Belt, S. Africa, and processes leading to the imprinting of life and temperature. 18OPO4. Host: Prof. Mathew Saltzman Click the Zoom link to join the Seminar    ZOOM LINK School of Earth Sciences earthsciences@osu.edu America/New_York public
Description

8898 Seminar Colloquium in the Earth Sciences

Speaker: Professor Ruth Elaine Blake, Department of Earth & Planetary Sciences, Yale University

Seminar Title: Phosphate in Deep Time, O isotope studies

Abstract: The oxygen isotope ratio (18O/16O) of phosphate (PO4) has proven to be a highly useful tracer of P cycling processes, a robust paleothermometer and chemical signature of life preserved in the rock record. This talk will focus on the record of early-Earth life and ocean temperature preserved in 3.2-3.5 Ga rocks from the Barberton Greenstone Belt, S. Africa, and processes leading to the imprinting of life and temperature. 18OPO4.

Host: Prof. Mathew Saltzman

Click the Zoom link to join the Seminar