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  2. Prices of chemical elements - Wikipedia

    en.wikipedia.org/wiki/Prices_of_chemical_elements

    This implicitly puts the value of compounds' other constituents, and the cost of extraction of the element, at zero. ... Tantalum: 16.654: 2 (5.54 ...

  3. Tantalum - Wikipedia

    en.wikipedia.org/wiki/Tantalum

    Tantalum is a chemical element ... Tantalite (Fe, Mn)Ta 2 O 6 is the most important mineral for tantalum extraction. ... in spite of the cost, tantalum is still ...

  4. Conflict minerals law - Wikipedia

    en.wikipedia.org/wiki/Conflict_minerals_law

    The Tantalum-Niobium International Study Center (TIC) is a tantalum-niobium trade association based in Belgium. The organizations represent major buyers of tin, tantalum, and tungsten. Following the passage of the Dodd Frank bill, the two associations launched the ITRI Tin Supply Chain Initiative (ITSCI) in 2010. [83]

  5. Coltan - Wikipedia

    en.wikipedia.org/wiki/Coltan

    A piece of columbite–tantalite, size 6.0 × 2.5 × 2.1 cm. 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.

  6. Mineral industry of Mozambique - Wikipedia

    en.wikipedia.org/wiki/Mineral_industry_of_Mozambique

    The mineral industry of Mozambique plays a significant role in the world's production of aluminium, beryllium, and tantalum. [1] In 2006, Mozambique's share of the world's tantalum mine output amounted to 6%; beryllium, 5%; and aluminium, 2%. [1] Other domestically significant mineral processing operations included cement and natural gas. [1]

  7. Resource rent - Wikipedia

    en.wikipedia.org/wiki/Resource_rent

    Its costs (including normal returns) amount to $30/t. Company X will ‘create’ more resource rent because of the more accessible resource. Scarcity rent The marginal opportunity cost imposed on future generations by extracting one more unit of a resource today. Scarcity rent is one of two costs the extraction of a finite resource imposes on ...

  8. Airbnb user fumes after company refuses to cancel booking ...

    www.aol.com/airbnb-user-fumes-company-refuses...

    Ben Cost January 8, 2025 at 10:14 AM Airbnb guest Ana Mostarac claimed that the company refused to refund her after she attempted to cancel her reservation due to the ongoing Los Angeles wildfires.

  9. Mining industry of the Democratic Republic of the Congo

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

    ] Although these wars have components of intertribal conflict, in several cases the conflicts have been induced by external forces, such as changes in international support and foreign aid, and demand for resource extraction. [119] As a result of tantalum mining and wars, societies in the eastern regions of the Congo are experiencing heightened ...