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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...
Genesis and controls on mineralization at the Hammer Zone silver showing, Mount Mye Trend, hosted by the Anvil Batholith, South-Central YukonDownload
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...
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...