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Companhia Brasileira de Metalurgia e Mineração (Portuguese for Brazilian Metallurgy and Mining Company), or CBMM for short, is a Brazilian company that specializes in the processing and technology of niobium, extracted from its pyrochlore mine near the city of Araxá, in the Brazilian state of Minas Gerais.
In 2019, Brazil's figures were as follows: it was the world's largest producer of niobium (88.9 thousand tons); [2] the 2nd largest world producer of tantalum (430 tons); [3] the 2nd largest world producer of iron ore (405 million tons); [4] the 4th largest world producer of manganese (1.74 million tons); [5] the 4th largest world producer of bauxite (34 million tons); [6] the 4th largest ...
The Boa Vista mine is an open pit niobium and phosphate mine located near the city of Catalão in Goiás state in Brazil. Geologically, it is located on the Catalão II carbonatite complex. [2] [3] The mine was opened by Anglo American plc, and had an output of 4,700 tons of niobium in 2014. [4]
According to the Brazilian Senate’s website, some 200,000 people in Maceio were affected by the company's mining activities. In July, the company reached a $356 million settlement with the ...
Brazilian rescuers continued searching on Saturday for some 200 missing people after a tailings dam burst at an iron ore mine owned by Vale SA.
Brazil also has a large but still unexploited deposit near São Gabriel da Cachoeira, state of Amazonas, as well as a few smaller deposits, notably in the state of Roraima. [58] [59] The third largest producer of niobium is the carbonatite-hosted Niobec mine, in Saint-Honoré, near Chicoutimi, Quebec, Canada, owned by Magris Resources. [60]
The buildings in Brazil's modernist capital, Brasilia, have been enveloped in smoky air the past two days. The central part of the country is just the latest region affected by smoke from fires in ...
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