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Yukon Geological Survey
Displaying 241 - 250 of 675 datasets
First vertical derivative of the magnetic field, McQuesten Aeromagnetic Survey, NTS 115I/15, Yukon
Yukon Geological Survey
Map of the first vertical derivative of the magnetic field derived from data acquired during an aeromagnetic survey carried out by Goldak Airborne Surveys from November 19, 2008 to February 19, 2009. The data were recorded using a split-beam...
Exploration Criteria for Gemstone Deposits and their Application to Yukon Geology
Yukon Geological Survey
This report focuses on a selection of some of the most valuable gemstones in the global gem trade; ruby, sapphire, emerald, chrysoberyl, tsavorite garnet, tanzanite, and the gem minerals (topaz, aquamarine, tourmaline) found in pegmatites or...
Enhanced interpretation of stream sediment geochemical data for NTS 115F and 115G
Yukon Geological Survey
New geochemical data from re-analysis of archived stream sediment samples have been assessed using weighted sums modeling and catchment basin analysis as described in the methodology report that accompanies this map (YGS Open File 2015-10). Both...
Geological map of Clear Creek area, western Selwyn Basin, Yukon
Yukon Geological Survey
Geological map (1:50 000 scale) of Clear Creek area, central Yukon (NTS 115 P/14) including geological cross-sections, mineral occurrences, structural relationships and U-Pb age determinations.
Bedrock Geology, Yukon Territory
Yukon Geological Survey
Geological map (1:1 000 000 scale) of the Yukon Territory, including the following inset maps:: terrane map; physiographic regions map; glacial limits map; aeromagnetic image map; and NTS index map.