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On the geology of the Tertiary Wrangell lavas in the St. Clare province, St....
The Wrangell lavas in the St. Clare province of southwestern Yukon are part of the larger Wrangell volcanic belt that has been active throughout the Late Cenozoic. These lavas...Date updated: 2011-04-04Date created: 2011-04-04Publisher: Yukon Geological SurveyFormat: HTML -
Ore mineralogy and formation conditions of vein and replacement-type...
The Logan (MINFILE 105B 099) and YP (MINFILE 105B 001) zinc-lead-silver deposits are located in the Rancheria District, Yukon Territory. These deposits and numerous other...Date updated: 2011-04-04Date created: 2011-04-04Publisher: Yukon Geological SurveyFormat: HTML -
Origin of gold in the White Channel sediments of the Klondike region, Yukon Territory
Results of a study to determine the origin of alteration in the Plio-Pleistocene White Channel sediments and bedrock using field observations, mineralogical and geochemical...Date updated: 2011-04-04Date created: 2011-04-04Publisher: Yukon Geological SurveyFormat: HTML -
Origin of the Clinton Creek Asbestos Deposit
Asbestos in most Cordilleran deposits has been considered a product of fracturing, metasomatism and thermal metamorphism of ultramafic rocks by mesozoic intrusions. Such a...Date updated: 2011-04-04Date created: 2011-04-04Publisher: Yukon Geological SurveyFormat: HTML -
Overview of Yukon placer geology, gold production and prospects
The physiography and glacial history of Yukon bear directly on the geological setting, grade and economic viability of Yukon placer deposits. The limits of several advances of...Date updated: 2011-04-04Date created: 2011-04-04Publisher: Yukon Geological SurveyFormat: HTML -
Paleomagnetic study of the Late Cretaceous Seymour Creek stock, Yukon:...
Paleomagnetic results are presented for 154 specimens from 16 sites in the Late Cretaceous Seymour Creek stock, a small granodioritic intrusion emplaced into Paleozoic gneisses...Date updated: 2011-04-04Date created: 2011-04-04Publisher: Yukon Geological SurveyFormat: HTML -
Paleomagnetic Study of the mid-Cretaceous Mount McIntyre pluton, Whitehorse...
The paleomagnetic signature of the mid-Cretaceous Mount McIntyre Pluton, west of Whitehorse, was evaluated to develop a better understanding of the motion history of...Date updated: 2011-04-04Date created: 2011-04-04Publisher: Yukon Geological SurveyFormat: HTML -
Permo-Triassic Isotopic Dates for Blueschist, Ross River Area, Yukon
Rb-Sr and K-Ar age determinations for muscovite-bearing blueschist in the Yukon Tanana terrane near Ross River indicate a minimum metamorphic age of approximately 250 Ma, and a...Date updated: 2011-04-04Date created: 2011-04-04Publisher: Yukon Geological SurveyFormat: HTML -
Petrographic and geochemical evidence for a hydrothermal origin of the Rusty...
The Rusty Springs prospect is a carbonate-hosted Pb-Zn-Ag deposit in the northern Ogilvie Mountains. It is hosted in medium to coarsely crystalline grey dolostone and dolostone...Date updated: 2011-04-04Date created: 2011-04-04Publisher: Yukon Geological SurveyFormat: HTML -
Post-glacial vegetation history of the Aishihik Basin and its vicinity,...
Nine pollen profiles were obtained along a broad latitudinal transect extending from the Upper Nisling Valley to the Ittlemit Lake and Bear Lakes areas in the southwest Yukon...Date updated: 2011-04-04Date created: 2011-04-04Publisher: Yukon Geological SurveyFormat: HTML -
Post-mining hydrogeochemical conditions, Brewery Creek gold deposit, central Yukon
A reconnaissance-level study of post-mining hydrogeochemical conditions was carried out at the Brewery Creek gold deposit within the Tintina Gold Province. The deposit is...Date updated: 2011-04-04Date created: 2011-04-04Publisher: Yukon Geological SurveyFormat: HTML -
Nature of the Robert Service Thrust on Fork Plateau and implications for...
Revision geological mapping has shown that the Robert Service Thrust is imbricated and isoclinally folded in Mayo map area. On Fork Plateau, highly deformed Keno Hill quartzite...Date updated: 2011-04-04Date created: 2011-04-04Publisher: Yukon Geological SurveyFormat: HTML -
New paleontological investigations of upper Triassic shallow-water reef...
The thickest and best-developed Upper Triassic reef complex in the entire North American Cordillera is at Lime Peak in the southern Yukon. The Lime Peak reef complex is a...Date updated: 2011-04-04Date created: 2011-04-04Publisher: Yukon Geological SurveyFormat: HTML -
Rock River Basin (NTS 95D/11 and 14)
Coal was discovered in the Rock River Basin by Sulpetro Minerals Ltd. In July 1980, and five holes sunk to delimit coal occurrences in September 1981. Samples were collected...Date updated: 2011-04-04Date created: 2011-04-04Publisher: Yukon Geological SurveyFormat: HTML -
Sedimentology and stratigraphy of Duncan Creek placer deposits, Mayo, central Yukon
Placer deposits in the Mayo area occur in a wide variety of geomorphic settings, including alluvial fans, gulch gravels, valley-bottoms (alluvial plains), and bedrock terrace...Date updated: 2011-04-04Date created: 2011-04-04Publisher: Yukon Geological SurveyFormat: HTML -
Sedimentology of a high level terrace placer gold deposit, Klondike Valley, Yukon
Significant economic concentrations of placer gold were first recognized in an intermediate level terrace near Dawson City in the late 1980's Regional surficial mapping has...Date updated: 2011-04-04Date created: 2011-04-04Publisher: Yukon Geological SurveyFormat: HTML -
Selected excerpts from placer gold recovery research
The highest percentage gold recoveries occurred at mines which screened their feed to minus one inch, used both expanded metal and angle iron riffles on top of nomad matting...Date updated: 2011-04-04Date created: 2011-04-04Publisher: Yukon Geological SurveyFormat: HTML -
Silver-bearing veins and replacement deposits of the Rancheria District
Numerous silver-rich, galena- and sphalerite-bearing veins and stratabound lenses are located on both sides of the Yukon-British Columbia border in the Rancheria District. Some...Date updated: 2011-04-04Date created: 2011-04-04Publisher: Yukon Geological SurveyFormat: HTML -
Silver-lead-zinc deposits of the Keno Hill-Galena Hill area, central Yukon
The Keno Hill-Galena Hill area is underlain by Yukon Group metasedimentary rocks which form the southern flank of the McQuesten anticline in the area. A series of faults,...Date updated: 2011-04-04Date created: 2011-04-04Publisher: Yukon Geological SurveyFormat: HTML -
Sluicing in the Yukon Territory - 1984
In the Yukon, the relatively low initial cost, high concentrating ratio, durability, high throughput, ease of use and acceptable recovery rates are reasons the sluice, in its...Date updated: 2011-04-04Date created: 2011-04-04Publisher: Yukon Geological SurveyFormat: HTML