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GSA 2018 ANNUAL MEETING & EXPOSITION
T111. Human Evolution and Environmental History in Africa: T114. Apatite, from Magma to Medicine: In Honor of
25 Years of Transformative Research (Posters) John M. Hughes
Cosponsors: GSA Limnogeology Division; GSA Archaeological Cosponsors: GSA Mineralogy, Geochemistry, Petrology, and
Geology Division; GSA Quaternary Geology and Geomorphology Volcanology Division; Mineralogical Society of America;
Division; GSA Sedimentary Geology Division; GSA Continental GSA Geobiology & Geomicrobiology Division
Scientific Drilling Interdisciplinary Interest Group; EarthRates
Disciplines: Mineralogy/Crystallography, Petrology, Igneous,
Disciplines: Limnogeology, Sediments, Clastic, Economic Geology
Paleoclimatology/Paleoceanography
Advocates: John Rakovan; Jessica J. Barnes
Advocates: Gail M. Ashley; Andrew S. Cohen
This session aims to present cutting-edge research on apatite
This session will highlight exciting new advances in our under- with regard to its utilization in understanding crustal and mantle
standing of the connection between human evolution and environ- processes, biological processes, practical applications in industry,
mental change, drawing from studies of key paleoanthropological as well as processes in extraterrestrial environments.
sites, drill core investigations, and associated modeling
experiments. T115. Mineral Evolution and Ecology: Potential Directions for
the Next 100 Years with the Mineralogical Society of America
MARINE/COASTAL SCIENCE
Cosponsors: Mineralogical Society of America; GSA Mineralogy,
T112. Coastal Wetland Feedbacks: Interconnecting Geochemistry, Petrology, and Volcanology Division;
Processes That Lead to Wetland Building and Sustainment Geochemical Society; Deep Carbon Observatory; Russian
Mineralogical Society; International Mineralogical Association
Cosponsors: GSA Quaternary Geology and Geomorphology
Division Disciplines: Mineralogy/Crystallography, Geochemistry
Disciplines: Marine/Coastal Science, Geomorphology, Advocates: Edward S. Grew; Robert M. Hazen
Quaternary Geology
Documenting and explaining the diversity and distribution of
Advocates: Elizabeth Ann Olliver; Alejandra Ortiz mineral species through space and time will remain major chal-
lenges for the next century. Mineral evolution and ecology are
We seek abstracts aimed at understanding the feedbacks emerging as powerful approaches to data-driven discovery.
between physical, biological, and chemical processes that build
and maintain coastal wetlands across spatial and temporal scales, PALEOCLIMATOLOGY/PALEOCEANOGRAPHY
and how these feedbacks are impacted by environmental
variability. T116. New Developments in Geochemical Proxies for
Paleoceanographic Research
MINERALOGY/CRYSTALLOGRAPHY
Cosponsors: GSA Sedimentary Geology Division; Geochemical
T113. Gemological Research in the Twenty-First Society; International Association of Sedimentologists; Cushman
Century—Characterization, Exploration, and Geological Foundation
Significance of Diamonds and Other Gem Minerals
Disciplines: Paleoclimatology/Paleoceanography, Geochemistry,
Cosponsors: Mineralogical Society of America; Gemological Sediments, Clastic
Institute of America; Society of Economic Geologists; GSA
Mineralogy, Geochemistry, Petrology, and Volcanology Division Advocates: Thomas J. Algeo; Jeremy D. Owens; Jennifer Morford
Disciplines: Mineralogy/Crystallography, Economic Geology, Geochemical proxies are essential for investigation of paleo
Geoscience Information/Communication ceanographic, paleoclimatic, and paleoenvironmental conditions.
This session will examine the development of new elemental,
Advocates: Caroline Nelms; James E. Shigley; Wuyi Wang; isotopic, and biomarker proxies to track surficial processes in
Barbara L. Dutrow; John Valley deep-time research.
Gemstones are among the most recognized of all minerals. This T117. Greenhouse to Icehouse Transition: Global Events of the
session focuses on diverse aspects of gems, including exploration, Devonian, Carboniferous, and Early Permian
formation conditions, properties, compositions, treatment, identi-
fication, diamond and its mineral inclusions, and their geological Cosponsors: GSA Sedimentary Geology Division; International
implications. Association of Sedimentologists; Geochemical Society; GSA
International Interdisciplinary Interest Group; Paleontological
Society
Disciplines: Paleoclimatology/Paleoceanography, Stratigraphy,
Geochemistry
32 4–7 November • Indianapolis, Indiana, USA
