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Skip to Search Results- 1Chacko, Tom (Earth and Atmospheric Sciences)
- 1Chacko, Tom (Earth and Atmospheric Sciences)
- 1Herd, Christopher (Earth and Atmospheric Sciences)
- 1Reyes, Alberta (Earth and Atmospheric Sciences)
- 1Sarah Gleeson (Department of Earth and Atmospheric Sciences)
- 1Walton, Erin (Earth and Atmospheric Sciences)
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Fall 2018
The Steen River impact structure (SRIS) is a buried, complex crater located in NW Alberta, Canada. It was discovered in the mid 1900’s and was initially thought to be an endogenic igneous intrusion. With the growth of impact studies on Earth and other planets, the SRIS was recognized as such in...
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Genesis and controls on mineralization at the Hammer Zone silver showing, Mount Mye Trend, hosted by the Anvil Batholith, South-Central Yukon
DownloadFall 2017
When Silver Range resources acquired the Keg property in 2010, one of the prospects included was the Hammer Zone. Ensuing mapping and surface sampling found the Hammer Zone to be a small, bonanza-grade, epithermal silver system contained entirely within the Anvil Batholith. Initial petrographic...
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Spring 2016
This contribution presents the results of a new mapping and geochemical investigation of well-preserved rock units in the Acasta Gneiss Complex (AGC), Canada, and provides additional support for a broadly mafic Hadean Earth, in which the first evolved crust formation took place in a geodynamic...
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The application of detrital zircon grains from Pleistocene eskers for reconnaissance bedrock mapping in the Acasta Gneiss Complex
DownloadFall 2019
The Acasta Gneiss Complex (AGC) is a ~2400 km2 Hadean-Mesoarchean terrane that contains the oldest known zircon-bearing rocks on Earth. Despite its importance for early Earth geology, only a small fraction (~50 km2) has been mapped in detail. To determine the lateral extent of ancient rocks and...