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  2. Coltan - Wikipedia

    en.wikipedia.org/wiki/Coltan

    The Congolese mine coltan with few tools, no safety procedures, and often no mining experience. [41] No government aid or intervention is available in many unethical and abusive circumstances. Miners consider coltan mining a way to provide for themselves in the face of widespread war and conflict and a government that has no concern for their ...

  3. Mining industry of the Democratic Republic of the Congo

    en.wikipedia.org/wiki/Mining_industry_of_the...

    Coltan is mined in the DRC, mostly in the eastern part of the country in places like the Rubaya mines. Coltan consists of mixtures of the minerals columbite and tantalite in varying proportions, which can be refined into niobium and tantalum, respectively. Cassiterite is a mineral containing tin. It is mined in mines such as Bisie.

  4. Coltan mining and ethics - Wikipedia

    en.wikipedia.org/wiki/Coltan_mining_and_ethics

    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]

  5. Rubaya mines - Wikipedia

    en.wikipedia.org/wiki/Rubaya_mines

    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 ]

  6. List of mining areas in Colombia - Wikipedia

    en.wikipedia.org/wiki/List_of_mining_areas_in...

    Precious metals as gold, [2] and silver, [3] platinum, nickel and coltan are located in different areas throughout the country. Colombia is the first producer of emeralds and as per February 2017 occupied a ninth position in the production of coal, produced in almost all of the departments of the country.

  7. Conflict minerals law - Wikipedia

    en.wikipedia.org/wiki/Conflict_minerals_law

    The main topic of conflict minerals regulations, clockwise from top left: coltan (tantalum ore), cassiterite (tin ore), gold ore, and wolframite (tungsten ore). Conflict mineral laws are laws passsed in the European Union and United States beginning in 2010 that require companies to report the use of four conflict minerals.

  8. Manono-Kitolo mine - Wikipedia

    en.wikipedia.org/wiki/Manono-Kitolo_mine

    The Manono-Kitolo mine is a former tin and coltan mine, which also contains one of the largest lithium reserves globally, in the Democratic Republic of the Congo. [3] The mine is located in southern Democratic Republic of the Congo in Tanganyika Province . [ 3 ]

  9. Outline of mining - Wikipedia

    en.wikipedia.org/wiki/Outline_of_mining

    Surface mining, mining conducted down into the ground, but with the sky open above Open-pit mining , where the overburden is removed and put in a different location, leaving a large pit at the end. Strip mining , where the overburden is stripped off and placed onto the area where the mineral (usually coal) has already been mined out, allowing ...