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  2. List of copper ores - Wikipedia

    en.wikipedia.org/wiki/List_of_copper_ores

    Following is a list of minerals that serve as copper ores in the copper mining process: [1] Image Name Formula % Copper when pure Chalcopyrite: CuFeS 2: 34.5 Chalcocite:

  3. List of mines in the Philippines - Wikipedia

    en.wikipedia.org/wiki/List_of_mines_in_the...

    The following list of mines in the Philippines is subsidiary to the Lists of mines in Asia article and Lists of mines articles. This list contains working, defunct and future mines in the country and is organised by the primary mineral output(s) and province. For practical purposes stone, marble and other quarries may be

  4. Laguna Copperplate Inscription - Wikipedia

    en.wikipedia.org/wiki/Laguna_Copperplate_Inscription

    Suspecting that the artifact might have some value, the man sold it to an antique dealer, who, having found no buyers, eventually sold it to the National Museum of the Philippines, where it was assigned to Alfredo E. Evangelista, head of its anthropology department. [4] [25] The National Museum refers to the artifact as the Laguna Copper Plate ...

  5. ‘Copper is the new oil,’ and prices could soar 50% as AI ...

    www.aol.com/finance/copper-oil-prices-could-soar...

    ‘Copper is the new oil,’ and prices could soar 50% as AI, green energy, and military spending boost demand, top commodities analyst says. Jason Ma. May 19, 2024 at 12:39 PM.

  6. Category:Copper mines in the Philippines - Wikipedia

    en.wikipedia.org/wiki/Category:Copper_mines_in...

    Pages in category "Copper mines in the Philippines" The following 5 pages are in this category, out of 5 total. This list may not reflect recent changes. B.

  7. Mines and Geosciences Bureau - Wikipedia

    en.wikipedia.org/wiki/Mines_and_Geosciences_Bureau

    The Mines and Geosciences Bureau (MGB) is a government agency of the Philippines under the Department of Environment and Natural Resources (DENR). The MGB is responsible for the conservation, management, development, and use of the country's mineral resources, including those in reservations and public lands.

  8. Copper conductor - Wikipedia

    en.wikipedia.org/wiki/Copper_conductor

    Copper's higher tensile strength (200–250 N/mm 2 annealed) compared to aluminium (100 N/mm 2 for typical conductor alloys [16]) is another reason why copper is used extensively in the building industry. Copper's high strength resists stretching, neck-down, creep, nicks and breaks, and thereby also prevents failures and service interruptions. [17]

  9. History of Philippine money - Wikipedia

    en.wikipedia.org/wiki/History_of_Philippine_money

    The price of silver has since gone down and the first silver coins were minted in 1864. The relative abundance of gold in the Philippines then came to an end with the adoption of the British gold standard now American Gold Standard in most of Europe after 1871 and the subsequent climb in the international gold/silver ratio above 16. [9]