GEOLOGICAL SOCIETY OF WASHINGTON Meeting Number 1583 Wednesday, November 16, 2022 at 8:00 pm. ***THIS IS A VIRTUAL MEETING. PLEASE SEE BELOW FOR ZOOM LINK*** +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Lyle Nelson, Department of Earth Sciences, Carleton University - Utilizing tandem in situ and isotope dilution U-Pb detrital zircon geochronology to calibrate evolution of life and climate in the late Neoproterozoic and early Cambrian. Sean Gaynor, Department of Geosciences, Princeton University - Local melt contamination and global climate impacts: Geochronology of Karoo LIP sills in organic-rich shales. Nicholas Tailby, American Museum of Natural History - Rutilated quartz: a useful and cautionary tale involving thermobarometry and diffusion. +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ TALKS WILL BE 20 MINUTES w/ QUESTIONS TO FOLLOW If anyone has any announcements or informal communications they would like to share with the society, please let us or Larry Meinert know ahead of time. +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ ZOOM link active at 7:30 p.m. EDT for socializing. Link to access GSW Meeting No. 1583: https://smithsonian.zoom.us/j/87973043742?pwd=SldrNktYT1FMZ2NVblpzY2hpZE1OQT09 Meeting ID: 879 7304 3742 Passcode: 207136 Join by Telephone: +1 301 715 8592 US (Washington DC) Meeting ID: 879 7304 3742 Passcode: 207136 Find your local number: https://smithsonian.zoom.us/u/keHsaFaYcE Meeting will be “locked” 15 min. after the formal program begins and new attendees will only be allowed in between talks. By participating in this Zoom Meeting, I agree that: •     I am 18 or older. •     The Smithsonian may record this Meeting and use such recordings in whole or part for its purposes, in any media, publicly, and without compensation to me. •     If I chose to use the meeting’s interactive features (e.g., chat, or sharing a feed from my device’s camera or speaker), I will take care to share only what is mine to share and that I am comfortable (i) sharing publicly, (ii) having captured on any recordings of the Meeting, and (iii) used by the Smithsonian. My use of the these features shall be civil and courteous (failing to meet this expectation risks removal per https://www.si.edu/termsofuse ). •     I waive any expectation of privacy in, and will hold the Smithsonian harmless from any cost or liability of any kind arising from, my participation in this meeting. +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Future Meetings 2022: Dec 7, Presidential Lecture & Annual mtng (AGU). Know someone who would enjoy GSW? Consider inviting a colleague or friend to the meeting. Minutes of the previous meeting are posted on the GSW website for review by members. GSW website: <http://www.gswweb.org<http://www.gswweb.org/>>