current mineral processing techniques used by ok tedi

Ok Tedi Mine, Oceania - Mining Technology

The OK Tedi Mine is an open cut copper and gold operation in Papua New Guinea, ... Open pit methods including drilling and blasting are employed. ... In the flotation cells, the ore is added with collector reagents and frother ... Current Article:.

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Mining in Papua New Guinea - Wikipedia

Mining in Papua New Guinea is an important source for the Papua New Guinea economy. ... Up until 1970, there was little mineral extraction in Papua New Guinea, but ... With the exception of the Ok Tedi Mine (copper-gold) almost all of the mining in ... Hidden Valley is an open-pit, gold-silver mine and processing plant in...

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Mineral Policy Institute » Ok Tedi

Ok Tedi Mining Limited (OTML), the current operators of the mine, is planning for an orderly closure of the mine in 2013. However OTML is in the process of...

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Mining for the Future - iied iied - International Institute for ...

Appendix H: Ok Tedi. Appendix I: .... Mining, mineral processing, leaching, ... One way to create a credit in the current natural capital account would ... techniques and methods used in the management of mineral wastes should not continue.

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Mining for the Future. Appendix H: Ok Tedi Riverine ... - iied iied

The Ok Tedi Mine in Papua New Guinea (PNG) is one of the mines where .... enriched the mineral forming processes that formed chalcopyrite, bornite and gold. ... Conventional open pit mining techniques are used to extract about 30 million .... The subsequent sections of this case study present the major environmental...

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The Ok Tedi Negotiations - Mediate.com

Aug 24, 2007 ... OTDF – The Ok Tedi Development Foundation, a charitable arm of OTML that ... Sago – a powdery starch made from the processed pith found inside the ... the PNG parliament enacted laws claiming subsurface minerals for the .... these actions if conducted under current PNG practices are likely to result in.

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Mineralogical and Metallurgical Examination of ... - QUT ePrints

mineral in mill feed and various flotation streams at Ok Tedi enables an understanding .... The samples used in this study were sourced from nine monthly composites of ... The metallurgical aspects of fluorine in the current flotation circuit were .... affects the accuracy of data interpretation so other techniques are employed to...

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Review of Environmental and Mining Laws Relating to ... - PacLII

legislation provide effective mechanisms in their current form to offer and secure the health .... RTD and DSTP processes in PNG and environmental concerns: Case .... 4.2.11 The Mining (Ok Tedi Mine Continuation (Ninth Supplemental) ...... mine tailings and the RTD and DSTP methods of mine tailings used in PNG as well.

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MINING AND EXPLORATION BULLETIN 2016 - Mineral Resources ...

spite the continued closure of Ok Tedi until March, and a. 10 week closure of ... drill results. Similarly, Ok Tedi Mining Limited at its. Townsville prospect, adjoining the current mine tene- ment. ..... East deposit and the first ore was processed in February. 2008. ..... The method used the uniquely robust relationship shown in the.

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1 Assessing an Assessment: The Ok Tedi Mine Patricia K ...

The mine is named for the Ok Tedi, an upper tributary of the Fly River, which flows into ... Amoco Minerals, and a German consortium led by Metallgesellschaft AG. .... used computer modeling (then state-of-the-art techniques) and, unlike the .... construction process that it was used to orient people coming in to the project and...

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Mining Waste Management - codwap

METHODS USED FOR THE CHARACTERISATION OF MINING WASTE ON A .... Some types of wastes from physical and chemical processing of minerals are ... ensure that the mineral assemblages present in wastes are determined as this ...... of the Ok Tedi mine in Papua New Guinea pointed out that even if mining at Ok...

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Processing Mineralogy Study on Lead and Zinc Oxide Ore in ... - MDPI

Apr 22, 2016 ... Keywords: oxidized lead-zinc ore; processing mineralogy; minerals ... providing basic data and a theoretical foundation for developing techniques to utilize this ..... Pangum, L.S.; Glatthaar, J.W.; Manlapig, E.V. Process Mineralogy of Fluorosilicate Minerals in OK-Tedi Ores. Miner. ... In Current Perspectives.

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risk assessment and management - IM4DC

CASE STUDY: Risk management of the Ok Tedi project, Papua New Guinea. 7 .... processing and downstream stewardship of minerals and metals products. ... examples of the key risk management frameworks used to assess and manage ... sustainability—social, economic and environmental—present various risks and...

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Marine and Riverine Discharges of Mine Tailings - International ...

Apr 2, 2012 ... What is Mining? Mining is the process of extracting minerals from the earth's crust. ... What Disposal Techniques are used for Mine Tailings? ... storage dam was created and continuing in current times. ..... mine at Ok Tedi was reported to have caused dieback from riverine disposal of mine tailings impacting.

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Mineral profile - British Geological Survey

years to present) in age. ... copper skarn mineralisation is associated with the Ok Tedi porphyry ... 38Supergene: ore minerals formed by processes commonly involving water containing ... Poland, uses the room and pillar method of mining and.

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Mining and minerals processing – Broadleaf

SAG mill at a gold processing facility in central Australia. ... for mines, minerals processing plants, smelters and production facilities. ... case assessment of alumina refinery waste disposal methods; we carried out ... a facilitated evaluation of the current approaches against the requirements of ISO .... Ok Tedi Mining Limited.

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The environmental effects of mining waste ... - Semantic Scholar

Aug 22, 1999 ... operations and their mining waste disposal methods are considered one of the main sources of ... adversely affected by the Ok Tedi mine, raised environmental issues. Mining .... The mining and processing of gold ore at Lihir ... It is used extensively in electronic circuits, jewelry, coins and more than.

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a case study on the Ok Tedi Mine, Papua New Gu

The present Fly River water, about 600 km down- stream of the ... The Ok Tedi Mine is one of the world's premier copper- gold porphyry ore ... Field sampling and analytical methods. Thirty-two ... size <20 μm was the standard fraction used) were shipped to commercial ... sulphide flotation process has a recovery rate of 85%.

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CU, AU, AND ZN-PB SKARN DEPOSITS - USGS Publications ...

Most economic skarn ore is present as exoskarn, which forms in carbonate rock that hosts a mineralizing ... Resistivity surveys can be used to model the distribution of ..... primarily by gravity and flotation methods. ..... directly into the Fly River from mine tailings from the Ok Tedi porphyry copper and copper-gold skarn deposit.

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Mineral Potential in Papua New Guinea ~ Basic Mining Techniques

Jul 21, 2016 ... Mineral Potential in Papua New Guinea ... Ok Tedi Copper Mine, Porgera Gold Mine and Lihir Gold Mine (plus the recent Hidden Valley Gold mine and Ramu-Nickel Mine). ... Current Major Prospects: Elk/Antelope(gas), Stanley(gas/oil), .... and 4 2017 SEMESTER 2 - FIRST YEAR MINERAL PROCESSING.

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Ongwamuhana, Kibuta; Regan, Anthony --- "Ownership of minerals ...

The law that regulates ownership of minerals in PNG is the Mining Act 1977 (PNG). ... The OK Tedi gold and copper mine (OTM), which is believed to contain 30 million .... Under the current financial regime applied to mining and petroleum activities, .... The most sophisticated extraction techniques were used to extract stone.

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Obstacles to On-Land Mine Tailings Disposal - InfoMine

"Source: www.geographic.org, used with permission." ... The Ok Tedi copper/gold mine, which commenced operation in 1983, was the ... Mineral. Tailings (tpa) Tailings Total. Mine (t). Disposal method. Bougainville .... magnitude less than the current rate of rise of the mountainous highland due to .... sedimentary processes.

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Download - ANU Repository

Oct 23, 1991 ... Apart from those uses which may be permitted ... The Ok Tedi settlement : issues, outcomes and implications ... and mineral resources - Environmental aspects - Papua New ... process in the North Fly took the company by su rprise ..... their current prominence to the high profile which Ok Tedi gave to the.

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Growing Stronger - Newcrest Mining Limited

May 11, 2012 ... Below/ Ore haulage to the Cracow processing plant. Percentage ... reserve and resource base with current gold reserves ..... bulk mining methods for large ..... Porgera and Ok Tedi. .... grade used as a conservative measure.

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A Mining Truth Report

May 12, 2012 ... “Sulfide mining” is a term used in the Upper Midwest to refer to ... country which refers broadly to mining hard minerals such as gold, silver, iron, ..... In Papua New Guinea, when the Ok Tedi mine, operated by Australian mining company ..... called the “Platsol process,” a technique devised specifically for this...

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Integrated approach to monitoring and control of mineral ... - CiteSeerX

Abstract: To enhance the operation of mineral grinding processes, a greater number of monitoring services ... processing methods to interpret the mill surface vibrations. ... size variation in the Ok Tedi Mines, resulting in ... used for determining the grinding process state. Further ..... applied. This implies that the current control.

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mining and critical ecosystems - IFC

Mineral development is a high-stakes endeavor, and nowhere more so than in areas where human ... process of risk assessment and stakeholder consultation to identify probable “no go” areas .... The Porgera and Ok Tedi mines in Papua New Guinea ..... lytical methods used and a more detailed discussion of the results.

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2015 Mineral Resource and Ore Reserve ... - Highlands Pacific

Mar 22, 2016 ... gold mine and 75km north-east of the Ok Tedi mine. ... Sterilization of Resource due to process plant and related structures. 9 ... A single cut-off grade of 0.5% Nickel was used to define ore and ... Ramu historical data the methods are believed to be based on AAS. ...... The current registered holder of these.

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Papua New Guinea facts, information, pictures | Encyclopedia.com ...

The Papua New Guinea government has undertaken a process of legal ... The main gold and silver mines are located at Ok Tedi in the Star Mountains, ... The growth was driven by a mineral and petroleum boom centered in the Highlands region. ... as measured on the basis of the rate of exchange based on current dollars.

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The environmental effects of mining waste disposal at Lihir Gold ...

Aug 22, 1999 ... operations and their mining waste disposal methods are considered one of the main sources of ... adversely affected by the Ok Tedi mine, raised environmental issues. Mining .... The mining and processing of gold ore at Lihir ... It is used extensively in electronic circuits, jewelry, coins and more than.

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Page 1 Minerals Engineering, Vol. 10, No. 9, pp. 973-982, 1997 ...

A REVIEW OF CURRENT STATUS ... Flowing film gravity separation devices, including sluices, spiral separators and cone ... due to the development of differential flotation, leaching, and heavy-media separation .... The classic "Gold Tower" application for the first installation of 3.5m cone concentrators was at OK Tedi.

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JKTech Pty Ltd

SOMe OF JKTech'S cURReNT cUSTOMeRS ... Minera San Cristobal. MMG. Newcrest Mining. Newmont. Norilsk. Ok Tedi ... comminution and classification devices resulting from more than four ... JKTech specialists in mineral processing statistics use the most appropriate statistical tools to assist engineers to make wise...

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Mining in Morobe

of the Fly River by Ok Tedi and the disposal of mine waste into the river at Porgera ... by the Mineral Policy Institute examining the historical, current and future impacts of ... Riverine mine waste disposal is still being used at Ok ..... using subaerial methods, where the slurry from the processing plant would be discharged via.

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Mining, Communities and the Environment - Earthworks

is bought by investors or used in electronics. 6. A RING ... Once the ore is brought to the surface it must be processed to extract the .... island of New Guinea, openly use this disposal method: the. Ok Tedi, Grasberg, and Porgera mines. (For more on Ok ... project is approved in its present form, all waste would be dumped at...

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Technical considerations for TBM tunneling for mining projects

Tunnel boring machines (TBMs) have been used for the construction of ... projects for the purpose of access, conveyance of ore and waste, drainage, .... A notable current use of a TBM is at the Stillwa- ... Tashan Coal. China. 2007. 4.9. Ok Tedi. PNG. 2008. 4.8. 5.6. Los Bronces ..... A fairly new method for the evaluation.

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Designing the Optimal Flotation Circuit – The ... - Jameson Cell

circuit with a 'scalping' Jameson Cell followed by conventional flotation ... of the Carpentaria-Mount Isa Mineral Province were successfully used to .... which constitutes over half the current resource mineable by ..... as Ok Tedi because the minerals containing fluorine are hydro- .... The direct scale up method has proven.

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The Magazine - Future of Manufacturing

New drive train infrastructure for Ok Tedi in Papua New Guinea ... At Siemens Minerals, though, .... Cemat now offers cement process simulation. Cemat ... Autonomous and digitalized: these two words are used to describe the future of ..... It allows the mobile devices to roam ..... as well as the high DC current supply system.

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ground truths: taking responsibility for australia's ... - cloudfront.net

This report sets out to explain some of the current .... These failures in the mine closure process contrast ... example, the Minerals Council of Australia's (2015) ... This report uses the term 'mining legacies' to ... the techniques of mining have changed, Agricola's ... The controversial Ok Tedi mine in Papua New Guinea,.

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Ok Tedi mine - WikiVisually

The Ok Tedi Mine is an open-pit copper and gold mine in Papua New Guinea ... There are also backup diesel generators that are used if the flow from the Ok ..... the ore must usually be beneficiated, the processing techniques depend on the ..... Consolidated Mining Company, the current corporation was formed in 1989.

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MEI Blog: Challenges in copper flotation

Sep 10, 2011 ... Nevertheless, the flotation of copper ores still presents challenges to the ... floatabilities and are usually treated by hydrometallurgical methods, ... A paper by workers from MMG Rosebery, the JKMRC and the University of Queensland, will present a review .... Roger Strickland, Ok Tedi Mining Ltd, Australia.

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