Concentrator - About us | Ernest Henry Mining

​Ore mined at Ernest Henry Mining is processed at our on-site concentrator. The ore is crushed and ground in a series of mills before being mixed with water and various chemicals that help to liberate or separate the copper and gold from the remaining material. During the flotation process, the minerals attach themselves...

Ernest Henry Mining: Magnetite Processing

Processing. Copper and gold are recovered from the ore using traditional grinding and flotation methods in the EHM concentrator. Magnetite is liberated during this process and the magnetite extraction plant allows it to be recovered from the concentrator tailings stream. The magnetite extraction plant comprises of five main...

Ernest Henry – Evolution Mining

Processing Method Ernest Henry's concentrator is a conventional single-line processing circuit producing a bulk copper-gold sulphide flotation concentrate. Nominal treatment rate ~6.4Mtpa. Geology The Ernest Henry iron oxide copper-gold deposit is located in the Cloncurry district within the Eastern Succession of the Mt...

Ernest Henry - Mining Technology

After mineral rights issues were resolved, MIM formed Ernest Henry Mining Pty Ltd (EHM) in a 51/49% joint venture with Savage Resources to develop an A$350m open pit ... A separate milling circuit extracts native copper while copper-gold minerals are separated by rougher and cleaner flotation with Vertimill regrinding.

SAG mill circuit optimisation at Ernest Henry Mining - Xinhai

flotation while the hydrocyclone underflow forms the ball mill feed. The ... Ernest Henry Mining Pty Ltd (EHM) is an incorporated joint venture between MIM ..... changes to the DCS via the communication bridge. Table 9: Grinding Circuit Instrumentation. Unit/Process Stream. Instrumentation. Reclaim Apron Feeders. Variable...

Improving copper recovery at Xstrata Copper's Ernest Henry ...

Improving copper recovery at Xstrata Copper's Ernest Henry... Table 2 Copper and gold recoveries and diluent grades, at 15 percent copper rougher concentrate grade for copper rougher flotation tests completed on a sample of sag mill feed, ground with forged, 18 and 30 percent chrome grinding media. Test. Recovery, %.

Low pH Trial in the Ernest Henry Mining Copper Rougher Flotation ...

Jul 17, 2013 ... Ernest Henry Mining (EHM) is a copper, gold and magnetite mining and processing operation located ... flotation circuit. The pH in the roughers was dropped from 10.6 to 9.6 to determine the impact on the rougher performance and the subsequent performance of the whole copper flotation circuit. It was.

A Protocol for Conducting Plant Trials Testing Grinding ... - Magotteaux

Work conducted at the Ernest Henry Mine, in north western Queensland, Australia, at laboratory ... Of particular importance to the flotation process is the higher ... Ernest Henry ore. Figure 1: Schematic representation of the Magotteaux Mill®. The changes in the pulp chemistry of the laboratory mill discharge for each alloy...

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

Territory, Ernest Henry (Ryan, 1998) and Osborne in Queensland,. La Candelaria in Chile, and Sossego, Alemão and Salobo in. Brazil. The process plant feed will be mined from the copper-gold breccia zones with mineralisation types of chalcocite-bornite, chalcopyrite-bornite, chalcopyrite-pyrite and from the EGO zone.

MIPAC engineers longer life for Ernest Henry Mine

The AUD589 million project transitioned the mine, located near Cloncurry in north-west Queensland, Australia, from an open pit to an underground operation and added at least 14 years of life to the site. Photo courtesy of Ernest Henry Mining. 17-Sep-2014 Glencore's Ernest Henry Mining (EHM) recently commenced...

Richard Harvey - Chief Processing Officer - Glencore | LinkedIn

View Richard Harvey's profile on LinkedIn, the world's largest professional community. Richard has 7 jobs listed on their profile. See the complete profile on LinkedIn and discover Richard's connections and jobs at similar companies.

Mineral Processing Flowshe eral Processing ... - ResearchGate

Ernest Henry Mine. Cloncurry in the Mount Isa –Cloncurry mineral district of North-West Queensland. h an average grade of 1 %copper, 0.5 g/tonne gold and 23% ... requires significant energy and chemicals. Research may lead to alternative surface chemistry and flotation processes. tain Pass Rare Earth Flowsheet...

Entrainment of Fine Particles in Froth Flotation - UQ eSpace

drainage of entrained particles with respect to the water in the pulp and froth phases of a flotation cell. However, there are still ... There is no consensus as to the variables which significantly affect the entrainment process and should therefore be included in the .... Glencore Ernest Henry Mining. Statement of parts of the...

Ernest Henry Transaction with Evolution - Glencore

Aug 24, 2016 ... the Ernest Henry Mine (EHM) in Australia. Evolution will have a 30% economic stake in the mine and ... Glencore owns 100% of Ernest Henry Mining Pty Ltd, which owns and operates the Ernest Henry mine. Glencore will ... generation, oil and food processing. We also provide financing, logistics and other...

Ernest Henry (explorer) - Wikipedia

Ernest Henry (1 May 1837 – 26 March 1919) was an English explorer and pioneer grazier. He is best known as an explorer of North-West Queensland and was the first settler on a property on the Flinders River which he named Hughenden Station, later the location of the town of Hughenden. He discovered copper in the...

The mineralogical and textural characteristics of ... - UTas ePrints

crushing and grinding as well as variability in flotation parameters, all of which are controlled by the ... known that the mineralogy and texture of a rock influence mineral processing behaviour, previous studies in this ... The staff from Newcrest at Cadia East, Orange and Xstrata at Ernest Henry, Mt. Isa for their technical and...

Mount Isa Mines - Isamill

developing processes and technology that improve efficiencies and keep mining operations viable. So much so ... flotation technology, to name a few. In 1987, MIM started mining the Hilton. (now known as George ... An IsaMill™ was installed at Ernest Henry Mining to process magnetite from June 2011 to August 2013, and.

Process Mineralogy - Minerals Engineering International

Chairmen: N.O. Lotter (Xstrata Process Support, Canada) and H. Horsch (Hazen Research Inc., USA). 09.10. Characterising chalcopyrite liberation and flotation potential from Ernest Henry Ore. J. Hunt (University of Tasmania, Australia), R. Berry and D. Bradshaw (JKMRC, Australia). 09.30 Characterising mineral flotation...

on this fact sheet. - Copper

Ernest Henry mine located in the north west of Queensland. In this type of ... processing plant. Underground Mining. In underground copper mining the stoping process is used. The ore body is divided into a number of rooms or stopes in which miners ... The ground ore is then further separated in flotation cells which with the.

cobalt - USGS Mineral Resources Program

Anaconda Nickel NL completed a feasibility study and in Ernest Henry's flotation tailings was under consideration. decided to move forward on its Murrin Murrin nickel-cobalt. Bench-scale testing of various oxidation process options began project. The Murrin Murrin deposit, located between Leonora in 1996. Pilot plant scale...

Re-inventing Ernest Henry Mining - InfoMine

gold and magnetite mining and processing operation located 38 km ... Ernest Henry Mining. John Chadwick, with help from Xstrata Copper personnel, examines a mine that keeps coming up with extra life and has added an extra product since .... using traditional grinding and flotation methods in the EHM concentrator.

Native Copper Flotation - Froth Flotation (Sulphide & Oxide ...

Currently we have an operation in Peru which is having some troubles with native copper flotation, I would like to know is anybody has some experience floating copper ... I believe Ernest Henry used spirals, the new CuDeco Rocklands project is looking at All Mineral jigs and I've also seen Test work with Gekko's IPJ that...

Mining, minerals and metals process control - MIPAC Engineering

MIPAC to implement operational analytics at Ernest Henry 10-Dec-2013 | MIPAC is introducing the RtDuet production and downtime reporting system at Glencore's Ernest Henry Mining (EHM) operation. The software is being implemented at the copper and gold mine's crushing station and concentrator, with the system in...

Ernest Henry Transaction with Evolution - Glencore

Aug 24, 2016 ... the Ernest Henry Mine (EHM) in Australia. Evolution will have a 30% economic stake in the mine and ... Glencore owns 100% of Ernest Henry Mining Pty Ltd, which owns and operates the Ernest Henry mine. Glencore will ... generation, oil and food processing. We also provide financing, logistics and other...

Copper - AIMR 2013 - Australian Mines Atlas

The new underground mine at Ernest Henry commenced production in December 2011. The $589 million transformation of the open pit mine to a long-term underground mine included the construction of a magnetite processing facility. The magnetite plant was commissioned in 2011 and sold a total of 296 kt of contained...

mining methods of copper magnetite - Indian River Nursery School

The Ernest Henry Mining (EHM) orebody The EHM orebody is an iron oxide copper gold (IOCG) deposit with magnetite being the form of iron ore. .... mined. dumps and the gangue is separated during the Chat Xinhai mainly applied direct flotation process and Reverse Flotation Process for beneficiation of magnesite Chat.

Trends with Selection and Sizing of Large Flotation Circuits – What's ...

Mineral Processing. > Engineering Design. > Training. > Specialist Services. Ph: +61 8 9421 9000. Fax: +61 8 9325 8311. Email: [email protected] Web: www.metsengineering.com. PO Box 5778, ST GEORGES TCE, WA 6831. AUSTRALIA. COM 2013. Trends with Selection and Sizing of Large Flotation. Circuits...

Visitor Handbook - Mount Isa Mines

The Mount Isa Mines copper stream processes ore from the Enterprise and X41 underground copper mines and concentrate from the Ernest Henry Mine situated north of Cloncurry. ... At the concentrator, the ore is ground in a series of mills and put through the flotation process to produce lead and zinc concentrate.

Suspension of magnetite production at Ernest Henry Mining 15/07 ...

Suspension of magnetite production at Ernest. Henry Mining. Ernest Henry Mining has made a decision to suspend magnetite production effective mid-August. 2013. “The business case ... The natural resources we produce and process are at the heart of society's many essential products and services. From the building...

Met Plant 2013 Abs-Prog A4_X - The AusIMM

Jul 14, 2013 ... GD Delprat Distinguished Lecture on Flotation – Laureate Professor Graeme Jameson AO, University of Newcastle. Venue: Golden Ballroom, Pan Pacific Perth .... Adapting the Ernest Henry Mining Concentrator to Process Mount Margaret Ores — S Gunn, J Siliezar,. D Brooks and T Perkins. 5.45 pm – 6.45...

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