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Aboriginal Affairs and Northern Development Canada reported that the "greatest challenge associated with the remediation of Giant Mine" [10] is the safe long-term storage 237,000 t (233,000 long tons; 261,000 short tons) of the arsenic trioxide dust, the lethal byproduct of extracting gold from the mineral arsenopyrite ore [4] stored ...
The first truly industrial mining operation in what is now Canada was an iron mine at Forges du Saint-Maurice near Trois-Rivières in Quebec, which remained a going concern from 1738 to 1883. [1] Copper mining in Bruce Mines , Ontario—the first industrial-scale mine of a substance other than iron—followed in 1848. [ 2 ]
Environmental issues in Canada include impacts of climate change, air and water pollution, mining, logging, and the degradation of natural habitats.As one of the world's significant emitters of greenhouse gasses, [1] Canada has the potential to make contributions to curbing climate change with its environmental policies and conservation efforts.
The Ring of Fire is a vast, mineral-rich region located in the remote James Bay Lowlands of Northern Ontario, Canada. [1] Spanning approximately 5,000 square kilometres (1,900 sq mi), the area is rich in chromite, nickel, copper, platinum group elements, gold, zinc, and other valuable minerals.
Since the 1990s, major diamond discoveries were made and mining operations began. [3] Canadian diamonds play a large role in the world market. [2] In 2019, Canadian mines produced 18.6 million carats of diamonds, valued at $2.25 billion. [4] As of 2019, Canada is currently the world's third largest producer of diamonds by both value and volume. [4]
Diavik Diamond Mine is an industrial complex set in a remote, subarctic landscape. [3] It consists of four kimberlite pipes associated with the Lac de Gras kimberlite field and is located on an island 20 km 2 (7.7 sq mi) in Lac de Gras informally known as East Island.
The Mary River Mine is an open-pit iron ore mine in the Mary River area of Baffin Island, Canada. [3]: 2 It is operated by the Baffinland Iron Mines Corporation (BIMC).As of 2021, the operation consists of an open-pit mine, two work camps for hundreds of workers, a tote road—from the Mary River site to Milne Inlet—and port infrastructure at Milne Inlet. [1]
Established in 1932, the Prospectors & Developers Association of Canada (PDAC) represents the interests of the Canadian mineral exploration and development industry. The association is best known for its annual convention and trade show in Toronto. The event regularly attracts up to 25,000 attendees from more than 130 countries.