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  2. 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.

  3. Coltan - Wikipedia

    en.wikipedia.org/wiki/Coltan

    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]

  4. Muzo - Wikipedia

    en.wikipedia.org/wiki/Muzo

    Muzo (Spanish pronunciation:) is a town and municipality in the Western Boyacá Province, part of the department of Boyacá, Colombia.It is widely known as the world capital of emeralds for the mines containing the world's highest quality gems of this type.

  5. Marmato, Caldas - Wikipedia

    en.wikipedia.org/wiki/Marmato,_Caldas

    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.

  6. Borders of Colombia - Wikipedia

    en.wikipedia.org/wiki/Borders_of_Colombia

    In the Pacific Ocean, Colombia only has borders with three countries (Costa Rica, Ecuador and Panama), all of which are defined by current treaties. The Pacific is the site of a large part of the country's exports and imports of products. Colombia's maritime territory in these waters totals 339.200 km 2 (130.966 sq mi).

  7. 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]

  8. File:Mapa de Colombia (fronteras y tratados).svg - Wikipedia

    en.wikipedia.org/wiki/File:Mapa_de_Colombia...

    Trazado de los bordes del mapa basado en los mapas de Demis (ver licencia aquí) y OpenStreetMap (ver licencia aquí. Trazado de los límites departamentales y municipales, así como la localización de sus respectivas capitales, obtenidos de los mapas ubicados en este mapa de commons .

  9. File:Colombia Mapa Oficial.svg - Wikipedia

    en.wikipedia.org/wiki/File:Colombia_Mapa_Oficial.svg

    español (es): Mapa político y de fronteras de la República de Colombia. Mapa de Colombia, denotando sus límites y su división administrativa. Para el presente mapa se han tenido en cuenta el trazado y nombre de los ríos principales, las fronteras internacionales con sus respectivos hitos y coordenadas fronterizas, accidentes geográficos ...