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Coltan is the colloquial name for the mineral columbite-tantalum ("col-tan"). In the early 21st century coltan mining is associated with human rights violations such as child labour, systematic exploitation of the population by governments or militant groups, exposure to toxic chemicals and other hazards as a result of lax environmental protection, and general safety laws and regulations. [1]
Map of the Mining in the DRC Rubaya coltan mines. The mining industry of the Democratic Republic of the Congo (French: Industrie minière de la République Démocratique du Congo) produces copper, diamonds, tantalum, tin, gold, and more than 70% of global cobalt production. [1]
Globally, 60% of all mining companies have registered with the highly regulated stock exchanges in Toronto and Vancouver. However, due to environmental regulations, no mining of coltan is currently taking place in Canada itself, [11] with the exception of a single proposed mine in Blue River, British Columbia.
The Rubaya mines, also known as the Bibatama Mining Concession, is a series of coltan mining sites near the town of Rubaya [1] in Masisi Territory, North Kivu, Democratic Republic of the Congo. Officially, the mining license is held by Société Minière de Bisunzu Sarl (SMB), associated with Congolese senator Édouard Mwangachuchu . [ 2 ]
Based on this, the company committed to exporting 10,000 kg/month of coltan concentrate for 25 years. By 2010 the official quantity had dropped to about 500 kilograms (1,100 lb) per month, or 6 tonnes per year. [3] As of 2010 there were many artisanal miners extracting coltan/cassiterite illegally.
In this article we are going to list the 15 biggest mining companies in the world. Click to skip ahead and jump to the 5 biggest mining companies in the world. It may not be the flashiest of ...
In this article we will take a look at the 15 largest mining companies by market cap. You can skip our detailed analysis of the mining industry’s outlook for 2021 and some of the major growth ...
11. Orocobre Ltd. Market Cap: $1.3 Billion. Revenue in 2019: $87 Million. Employees: 300. Based in Brisbane, Australia, Orocobre Limited is a mineral resource and exploration company, focusing on ...