캐나다
Airborne Geophysical Survey, Stewart River, Yukon Territory (Parts of 115N, O and 116B)
Results of multi-sensor (gamma ray spectrometer, magnetometer) contracted, helicopter surveys flown July-September, 2000 (phase 1) and July-September, 2001 (phase 2) are available in a variety of digital and printed formats. This is a joint release from the Geological Survey of Canada (GSC) and the Yukon Exploration and Geological Services Division (EGSD). Flight lines were positioned every 500 m. The survey was funded by the Geological Survey of Canada through the Targeted Geoscience Initiative. GSC Open File 4311, EGSD 2002-17D contains 120 digital images (in PDF format): 10 1:250,000 maps and 110 1:50,000 maps for 10 variables.