fieldschool 2005
in august 2005 世界杯2022赛程表淘汰赛
from the geology department undertook a two-week fieldschool in northern ontario and minnesota. as well as mapping 2.7 billion year old archean rocks in the beardmore area we also visited 1 billion year old rocks of the mid continent rift that are exposed on islands in lake superior. the following photos show some of the highlights.
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amy shute looking for agates among basalt flows of the the osler volcanics, lake superior |
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examining columnar jointed basalts of the osler volcanics on simpson island
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jeff myllyaho examining the lead-zinc veins of the enterprise mine |
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malcolm alexander examining basalt flows on wilson island
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malcolm and jeff examining the osler volcanics on wilson island |
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malcolm braving lake superior to examine some columnar jointed basalts |