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    Learn about and revise material resources with this BBC Bitesize Combined Science AQA Synergy study guide. which contain a high percentage of copper, are becoming harder to find and mine

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    Unreactive metals such as gold are found in the Earth's crust as the uncombined elements. However, most metals are found combined with other elements to form compounds. An ore is a rock that

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    Search the BBC Search the BBC. Bitesize All Bitesize. Change language. around old mines for example. Phytomining is used to extract copper from soil containing its ore. 1.

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    The reactivity series shows metals in order of reactivity. The reactivity of a metal can be ed out by studying its reactions. Iron and aluminium are extracted from their ores in different ways.

  • Copper mining threatens wild salmon BBC News

    Jul 29, 2013· Copper mining threatens wild salmon Jump to media player Environmental concerns over Northern Dynasty's plans to mine in Iliamna Lake and the

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    Oct 29, 2019· Historians once thought the Orme's copper mine now a museum had been a small-scale operation. Experts now believe there was a bonanza from 1600-1400 BC, with artefacts found in Sweden, France

  • What was life like in the Bronze Age BBC Bitesize

    Gradually, Britons learned to make objects from copper, gold and bronze. By 2100BC, Britons were mining metals. Trading ships travelled to mainland Europe carrying copper, tin and precious objects

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    The state investment group already owns 10% of the copper mining business, but the Zambian mining minister, Richard Musukwa, says the government will negotiate with Glencore to increase its stake

  • Great Orme copper mine 'traded widely in Bronze Age' BBC

    Oct 29, 2019· Historians once thought the Orme's copper mine now a museum had been a small-scale operation. Experts now believe there was a bonanza from 1600-1400 BC, with artefacts found in Sweden, France

  • How to mine precious metals in your home BBC Future

    Apr 07, 2020· Research examining discarded television sets in China also showed that large amounts of gold and copper could be obtained at less than the cost of mining

  • Copper mining threatens wild salmon BBC News

    Jul 29, 2013· Copper mining threatens wild salmon Jump to media player Environmental concerns over Northern Dynasty's plans to mine in Iliamna Lake and the

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  • Rio Tinto: Mining giant accused of poisoning bbc

    Sep 29, 2020· Mining giant Rio Tinto is facing accusations that a mine it abandoned in Papua New Guinea two decades ago is leaking poisonous waste into rivers. More than 150 people living in Bougainville have

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    Oct 12, 2015· The firm's Australian copper mine in Cobar, New South Wales, and its Lomas Bayas copper mine in the Atacama desert in Chile are for sale. Glencore is attempting to reduce $30bn (£19.5bn) of debt

  • BBC NEWS Business Zambian miners hit by copper slump

    The BBC's Komla Dumor walks around the deserted Luanshya copper mine. The global recession has arrived in Zambia's Copper Belt. And the town of Luanshya has been hardest hit with the complete shutdown of the huge copper mine that dominates the landscape.

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    Copper Mining and Extraction Sulfide Ores. Copper can be extracted from its ore by: Underground: sinking a vertical shaft into the Earth to an appropriate depth and driving horizontal tunnels into the ore. Open pit: 90% of ore is mined by this method. Ores near