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Geologic units and processes are investigated on a large scale to reach a synthesized picture of the geological development of the country. Geologically, Canada is one of the oldest regions in the world, with more than half of the region consisting of precambrian rocks that have been above sea level since the beginning of the Palaeozoic era. [1]
The geological history of the Labrador Trough spans several tens of millions of years ranging from around 2.2 Ga to 1.74 Ga: Following rifting along the Archean margin of the Superior craton about 2.2 billion years ago, rocks of the western part of the Labrador Trough were deposited. This period corresponds to the onset of first-cycle ...
Geologic belts of Western Canada. The geology of British Columbia is a function of its location on the leading edge of the North American continent.The mountainous physiography and the diversity of the different types and ages of rock hint at the complex geology, which is still undergoing revision despite a century of exploration and mapping.
The Ottawa-Bonnechere Graben (also known as the Ottawa Graben) is a geological structure that coincides with a 55 km (34 mi) wide topographic depression extending from near Montréal through Ottawa. It is part of the Saint Lawrence rift system that also includes the seismically active Saguenay graben. [ 1 ]
The Geological Survey of Canada (GSC; French: Commission géologique du Canada, CGC) is a Canadian federal government agency responsible for performing geological surveys of the country developing Canada's natural resources and protecting the environment.
The Burgess Shale is a fossil-bearing deposit exposed in the Canadian Rockies of British Columbia, Canada. [ 2 ] [ 3 ] It is famous for the exceptional preservation of the soft parts of its fossils. At 508 million years old ( middle Cambrian ), [ 4 ] it is one of the earliest fossil beds containing soft-part imprints.
The geology of Ontario is the study of rock formations in the most populated province in Canada- it is home to some of the oldest rock on Earth. The geology in Ontario consists of ancient Precambrian igneous and metamorphic rock which sits under younger, sedimentary rocks and soils. Around 61% of Ontario is covered by the Canadian Shield. The ...
Geological map of Sudbury Basin Shatter cone from Sudbury Impact Structure, Cleveland Museum of Natural History. The Sudbury Basin (/ ˈ s ʌ d b ə r i /), also known as Sudbury Structure or the Sudbury Nickel Irruptive, is a major geological structure in Ontario, Canada.
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