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Home > Sudbury Basin


The Sudbury Crater or Basin is the oval structure visible in this image. (The water-filled strucuture on the right is the much younger Wanapitei crater.) Source: NASA

The Sudbury Basin is a major geologic structure, located on the Canadian Shield in the city of Greater Sudbury, Ontario. The former municipalities of Rayside-Balfour and Valley East lie within the Sudbury Basin, which is referred to locally as "The Valley". The urban core of the former city of Sudbury lies on the southern outskirts of the Basin.

The Sudbury Basin, which is 60 kilometres long, 30 kilometres wide and 15 kilometres deep, is believed to be the result of a meteorite impact which occurred 1.85 billion years ago. The large crater was infilled with magma containing nickel, copper, platinum, palladium, gold and other metals. As a result of these metal deposits, the Greater Sudbury area is one of the world's major miningSilver City, New Mexico is an open-pit copper mine Mining is the extraction of valuable minerals or other geological materials from the earth, usually (but not always) from an ore body, vein or (coal) seam. Materials commonly recovered by mining include b communities. The region is the world's largest supplier of nickel ore, and one of the largest suppliers of copper. Most of these mineral deposits are found on the outer rim of the Basin.

Due to the high mineral content of its soil, the floor of the Basin is among the best agriculturalFarming, ploughing rice paddy, in Indonesia Agriculture is the process of producing food, feed, fiber and other desired products by cultivation of certain plants and the raising of domesticated animals (livestock). Agriculture is also known as farming . land in Northern OntarioNorthern Ontario is the part of the province of Ontario, Canada, which lies north of Lake Huron, Georgian Bay, the French River and Lake Nipissing. Northern Ontario covers 1 million square kilometres and constitutes 90 per cent of the surface area of Onta, with numerous vegetableVegetable is a nutritional and culinary term denoting any part of a plant that is commonly consumed by humans as food, but is not regarded as a culinary fruit, nut, herb, spice, or grain. In common usage, vegetables include the leaves (e. lettuce), stems, berryThis article is about the fruit. For other meanings, please see Berry (disambiguation). In botany, a berry is the most common type of simple fleshy fruit one in which the entire ovary wall ripens into an edible pericarp . The ovary is always superior in t and dairyOxford, New York, July 2001 In many northern-hemisphere countries a dairy is a facility for the extraction and processing of animal milk (mostly from cows, sometimes from buffaloes or goats) for human consumption. The end product of such processes are kno farms located in the Valley. However, due to its northern latitude, it is not as fertile as agricultural lands in the southern portion of the province. Accordingly the region primarily supplies products for consumption within Northern Ontario, and is not a major food exporter.

Craters on Earth Ontario geography

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