Evolution of early earth's atmosphere, hydrosphere, and biosphere: constraints from ore deposits ; [Pardee Symposium…
by Kesler, Stephen E., National Meeting of the Geological Society of America, Denver, Colo.), Pardee Symposium Titled "Evolution of the Early Atmosphere, Hydrosphere, and Biosphere: Constraints from Ore Deposits", Denver, Colo.)
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"The history of Earth's early atmosphere, hydrosphere, and biosphere, from Hadean through Proterozoic time, is one of geology's enduring puzzles. Ore deposits provide important insights into this history because they contain elements and minerals that are highly sensitive to the…
The geologic story of the Great Lakes region is one of the most remarkable of any place on Earth. Great Lakes Rocks takes readers on this fascinating journey through geologic history, beginning with an investigation of the surface features-the hills and valleys, waterfalls and c…