Gossans are formed through the oxidation of sulfide ore deposits by fluids, such as meteoric water or hydrothermal solutions, leading to locally acidic conditions.
Expedition Fiord
Video: A Journey to Mars: McGill Arctic Research Station, Expedition Fiord, Nunavut Canada
Dale Andersen: A quick journey north to the McGill Arctic Research Station at Expedition Fiord, Axel Heiberg Island.
McGill High Arctic Research Station Photo Report – Dale Andersen: 8 April 2009 Colour Peak Springs
There are several regions on Earth where mean annual temperatures are well below freezing and yet liquid water persists. Such polar regions provide excellent analogs to study the hydrological cycle […]
McGill High Arctic Research Station Photo Report: 4 April 2009 M.A.R.S. At Sunset
Dale Andersen: One of the more delightful attributes of working in the high arctic, and in a region with mountains and glaciers is watching the scenery under a variety of […]
McGill High Arctic Research Station (MARS) Photo Report: 3 April 2009
Dale Andersen: Wayne Pollard and I just returned from a 30 km run (by skidoo) out to the mouth of Expedition Fiord where we have one in a series of […]
McGill High Arctic Research Station (MARS) Photo Report: 29 March 2009
Dale Andersen: Some photos from current activities at McGill Arctic Research Station located on Axel Heiberg Island at 79o26′ N, 90o 46’W.
A Skype Chat and Tour With Astrobiologist Dale Andersen on Axel Heiberg Island
Editor’s note: I got an email from astrobiologist Dale Andersen (@daleandersen on Twitter) just before 8 pm EDT tonight telling me to get on Skype. Dale is currently working at […]
McGill High Arctic Research Station (MARS) Status Report: 16 April 2008
Dale Andersen: Here are a few more pictures and words for you regarding the CSA/McGill University Satellite system here at the CSA camp at Expedition Fiord on Axel Heiberg. Note […]
McGill High Arctic Research Station (MARS) Status Report: 12 April 2008
Dale Andersen: The photos here were taken yesterday (satellite receiver) and last week (aerial of the CSA camp). More when time permits. I have to go hit the road via […]
McGill Arctic Research Station (M.A.R.S.) Weather Video
Dale Andersen: The Campbell Scientific met station (automated weather station) we installed last April at M.A.R.S includes an enclosed digital camera (CC640) that is programmed to acquire two images per […]
