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How Do Copper Is Extracted From The Ok Tedi Mine

Environmental Problem Of The Ok Tedi Copper Mine 572

However, inhabitants are also dependent on the Ok Tedi copper mines development because many local people work there. That is why, the ethical problem is in the necessity to provide the morally appropriate solution to address the environmental and social issues and respond to the interests of employees, local inhabitants, and authorities.

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Bhp Billiton Withdraws From Ok Tedi Copper Mine And

Number 0602 BHP Billiton today completed its withdrawal from the Ok Tedi copper mine in Papua New Guinea with the transfer of its 52 per cent equity stake to PNG Sustainable Development Program Limited Program Company, a development fund that will operate for the benefit of

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Case Study The Ok Tedi Copper Mine

The main type of pollution at the Ok Tedi Copper Mine is the discharging of mining waste into the Ok Tedi River in Papua New Guinea. The pollution problem began in 1984 following the collapse of a tailing dam used by the company that was responsible for mining copper and gold at the site. By 2000, more than 90 million tons of mine waste had been released into the river and destroyed tens of villages,

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Papua New Guineas Ok Tedi Copper Mine Resumes

Mar 31, 2021 Papua New Guineas Ok Tedi Mining Ltds copper mining operations will resume from Thursday, the company said on Wednesday, after they were suspended for two weeks due to a surge in COVID-19 cases ...

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Social Impact Of The Ok Tedi Mine Crawford School Of

SOCIAL IMPACT OF THE OK TEDI MINE ON THE YONGGOM VILLAGES OF ... OTML on behalf of an international consortium of companies, this open-cut copper and gold mine was the largest mine in operation in Papua New Guinea when this research was carried out ... debates about the social and environmental costs of resource extraction projects like the ...

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Innovations How Do They Do That Bringing Copper To Market

Copper Applications in Mining amp Extraction. By BHP. Mined copper ore is processed into a fine, gray powder called concentrate, which contains up to 45 copper. In BHP plants within the United States all of the concentrate is shipped either by rail or by truck to the smelter at San Manuel. ... Other mines, such as Escondida in Chile and Ok Tedi ...

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Oktedi Copper Mine Essay 610 Words

Oct 16, 2010 3. Continue operating the mine and do nothing else. 4. Close down the mine immediately. Alternative 1 If Ok Tedi Mining was to continue operating the mine and dredging in the lower Ok Tedi River, this would lower the sand levels which in return would decrease the chance of flooding. Dredging would still cause the sediment to move down stream.

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Environment Devastation Bhp Lies About Ok Tedi Green

Just one part in 114 0.87 of the material milled is extracted as copper with less than one part per million as gold. The rest of the mountain, with its unextracted copper, manganese, iron, cadmium, zinc and lead, plus the cyanide and arsenic used in the extraction process, ends up in the Ok Tedi River.

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Acid Rock Drainage Mitigation Ok Tedi Mining Limited

Sulphide Separation. OTML is the only large copper mine in the world to separate sulphides from the tailings before tailings discharge. The residue material following metal product removal is re-treated in the separate Tailings Pyrite Plant TPP floatation plant to extract pyrite iron disulphide before disposal.

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Copper Mining Amp Extraction Process Flow Chart

Aug 26, 2015 This flowchart made of machinery icons explains or expresses in simple but clear terms the step of the Copper Mining and Copper Extraction Process.. Starting from either open-pit or underground mining and using a different relevant treatment method for oxide or sulphide copper

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Gold Copper Mining In Papua New Guinea

Up until 1970, there was little mineral extraction in Papua New Guinea. Since the 1970s, mineral extraction has dominated the national economy. With the exception of the Ok Tedy Mine copper-gold almost all of the mining in PNG has been gold mining. The two largest gold mines are the Porgera Enga Province and Lihir New Ireland Province mines.

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Rapid Formation Of Porphyry And Skarn Coppergold

May 01, 2021 The Ok Tedi copper-gold mine in Western Province, Papua New Guinea, is situated in the western part of the Ok Tedi Complex where monzodiorite to quartz monzonite intrusions are associated with porphyry- and skarn-style copper-gold mineralization. The Pleistocene age of the intrusive rocks and mineralization provides an opportunity to study the ...

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Gold Copper Mining In Papua New Guinea

Papua New Guinea, located along the Pacific Rim of Fire, features a number of large gold-copper mines, including the massive Ok Tedi copper, gold and silver mine and the Porgera gold mine. Across the border, on the Indonesian side of the island, sits Freeport McMoRans colossal Grasberg gold-copper mine, the largest gold mine and second largest ...

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Copper Extraction And Purification Chemguide

The method used to extract copper from its ores depends on the nature of the ore. Sulphide ores such as chalcopyrite are converted to copper by a different method from silicate, carbonate or sulphate ores. Getting copper from chalcopyrite, CuFeS 2. Chalcopyrite also known as copper pyrites and similar sulphide ores are the commonest ores of ...

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