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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.
Coltan (short for columbite–tantalites and known industrially as tantalite) is a dull black metallic ore from which the elements niobium and tantalum are extracted. The niobium-dominant mineral in coltan is columbite (after niobium's original American name columbium), and the tantalum-dominant mineral is tantalite. [1]
The Catatumbo region is a region of Colombia.It is located in the northeast of the department of Norte de Santander and a small part in the southwest of the department of Cesar, which extends between the Eastern Cordillera of Colombia and Lake Maracaibo, which is why the region has come to be considered "transborder". [1]
UTC-5 (Colombia Standard Time) Marmato is a town and municipality in the Colombian Department of Caldas . Founded in 1540, Marmato has a population of 10,000 people.
The Geographic Institute Agustín Codazzi (Spanish: Instituto Geográfico Agustín Codazzi, IGAC), is the entity of the Government of Colombia responsible for producing the official maps and basic cartography of Colombia, and managing the national cadastral infrastructure and the national soil survey.
The Republic of Colombia is situated largely in the north-west of South America, with some territories falling within the boundaries of Central America.It is bordered to the north-west by Panama; to the east by Brazil and Venezuela; to the south by Ecuador and Peru; [1] and it shares maritime limits with Costa Rica, Nicaragua, Honduras, Jamaica, the Dominican Republic, and Haiti.
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 ]
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]