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This file is licensed under the Open Government Licence - Canada 2.0.: You are free to: Copy, modify, publish, translate, adapt, distribute or otherwise use the Information in any medium, mode or format for any lawful purpose.
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 Ottawa-Bonnechere Graben measures about 700 km (435 mi), running from the Montreal area on the east to near Sudbury and Lake Nipissing on the west. [2] On the east, it joins the Saint Lawrence rift system, a half-graben which extends more than 1000 km along the Saint Lawrence River valley and links the Ottawa and Saguenay Graben.
Canada is a country in North America.Its ten provinces and three territories extend from the Atlantic Ocean to the Pacific Ocean and northward into the Arctic Ocean, making it the world's second-largest country by total area, with the world's longest coastline.
The Canadian Arctic Rift System is a major North American geological structure extending from the Labrador Sea in the southeast through Davis Strait, Baffin Bay and the Arctic Archipelago in the northwest. It consists of a series of interconnected rifts that formed during the Paleozoic, Mesozoic and Cenozoic eras.
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.
In 1869, Logan's geological map of Canada was published (the map is actually dated 1866). On a scale of 1 inch to 25 miles, it showed the geology and geography of southeastern Canada as far west as Manitoba and as far north as lakes St. John, Timiskaming, Nipigon, and St. Joseph.
Geological map of north-western Canada. Slave Craton is marked with A. Palaeomap of North American and Scandinavian cratons, basement rocks, and orogenic belts (ages in billions of years) The Slave Craton is an Archaean craton in the north-western Canadian Shield, in Northwest Territories and Nunavut.
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