ernest henry mine underground contractors

Underground Dewatering System | Mineforce Australia

Client Need. In 2011 Ernest Henry Mine transitioned from open pit to an underground and magnetite processing mine. The milestone represented the beginning of a new and extended future for Ernest Henry operations.

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Transition of the Ernest Henry Mine from Open Pit to …

The Ernest Henry Mine (EHM) is located approximately 38 km ... whilst maintaining daily mine construction and ... FIG 2 – Isometric view of the Ernest Henry Mine orebody, pit and underground

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Development of the Ernest Henry Underground Mine – …

Superintendent – Underground, Xstrata Copper, Ernest Henry Mining Pty Ltd, PO Box 527, Cloncurry Qld 4824. Email: [email protected] 2. FAusIMM(CP), Project Director – Underground, Xstrata Copper, Ernest Henry Mining Pty Ltd, PO Box 527, Cloncurry Qld 4824. Email: [email protected] Development of the Ernest …

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Visitor Handbook

Ernest Henry Mining (EHM) is a copper and gold mining ... Starting as an open pit mine, EHM transitioned to underground mining in 2011 as part of a $589 million life of mine extension project. As EHM is a hard rock mines we use an innovative, low ... as the construction of the Cloncurry Community Precinct, expansions

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Ernest Henry Cu-Au deposit

Open Pit (1997-2011) and underground (2011-present) mining; Depth of Mining. 1000 m (underground); 650 m (open cut) PRODUCTION AND DIMENSIONS. Mineralised bodies. The main body Cu-Au mineralisation occurs in ... the Ernest Henry mine and environs can be : summarised as follows: • Deposition of the Mount Fort Constan-tine Volcanics and ...

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Ernest Henry operation

Ernest Henry is an underground mining operation employing sub-level caving ore extraction method. There is also an underground primary crusher and ore handling system. Ore is brought to surface via a 1km hoisting shaft with a hoisting ... Mining contractor: Integrated tool carriers: Loaders: Production drills: Grader: Agitator: Spray …

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Evaluation of Underground Mining Options at Xstrata Copper's Ernest

The Ernest Henry Mine is currently a copper-gold open pit operation situated in north-west Queensland, Australia. It is owned and operated by Xstrata Copper with a current throughput of 11 million tonnes per annum; however, open pit operations are scheduled to cease in late 2011. The deposit dips at approximately 45 and extends for at least …

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Air Leg Driller

Centrals are seeking experienced Air Leg Driller with construction and underground experience positions on the Ernest Henry Mine Project in Cloncurry, QLD. To be considered for this role you will be able to demonstrate the following: Minimum 2 years' experience in a similar role working within the Civil Construction Industry.

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Ernest Henry – Completion of a Major Underground

Mine Overview • Pit is 1.5km x 1.3km across and 530m deep • First cut in the decline February 2008 • Open pit mining ceased December 2011 • Sublevel cave mining method • First production ore from underground in December 2012 • In pit decline, shaft for hoisting only • 3 Mt / pa when trucking during mine build • 6 Mt / pa once hoisting

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Ernest Henry operation

Ernest Henry is an underground mining operation employing sub-level caving ore extraction methods. There is also an underground primary crusher and ore handling …

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Ernest Henry operation

The Ernest Henry deposit is a breccia pipe plunging approximately 45 degrees to the south-southeast and is bounded between northeast trending ductile shear zones. Ernest Henry is an underground mining operation employing sub-level caving ore extraction methods. There is also an underground primary crusher and ore handling system.

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Glencore Begins Shaft Hoisting From Ernest Henry …

Glencore reported on June 25 that the new, 1-km-deep hoisting shaft at its Ernest Henry mine near Cloncurry in northwest Queens-land, Australia, had begun operations. The …

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Ernest Henry: From open cut to underground

Ernest Henry Mining general manager Myles Johnston said 2012 is a year of growth for the operation, which consists of the new underground project, the Mount Margaret Mining project and associated ...

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Five things to know about Evolution Mining and Ernest Henry gold mine

A workforce of 500 strong, the mine produces a copper gold concentrate containing around 39 percent copper and 11 grams per tonne of gold. With a mine life (thanks to the underground transition) up to 2026, Ernest Henry has an estimated gold production of 70,000 ounces of gold per year.

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Geotechnical analysis and ground support selection for the Ernest Henry …

Mills, K. (2009) In-situ stress measurements at stockpile 3 in main decline at Ernest Henry underground Mine, Xstrata Copper, Ernest Henry Mine, Internal Report. Villaescusa, E. and Machuca, L. (2011) Stress measurements from oriented core using the WASM AE Acoustic Emission method, Xstrata Copper, Ernest Henry Mine, Internal Report.

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Transition of the Ernest Henry Mine from Open Pit to Underground …

The Ernest Henry mine is a transverse sublevel cave (SLC), which is relatively unique due to the 45 degree inclination of the orebody. To economically recover ore, each sublevel is horizontally ...

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Glencore Begins Shaft Hoisting From Ernest Henry Underground

The Ernest Henry underground project began in December 2009 and has included more than 50 km of underground development accessed by a 6-km decline; construction of associated infrastructure, including an underground primary crusher and 1.2 km of below-surface and overland conveyors to transport ore to and from the hoisting system; …

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Ernest Henry

Our Ernest Henry Operations is a large-scale, long-life, copper-gold asset located 38km north-east of Cloncurry, Queensland, on the traditional lands of the Mitakoodi people. The operations commenced as an open pit …

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Transition of the Ernest Henry Mine from Open Pit to an Underground …

Situated in north-west Queensland, Australia, the Ernest Henry Mine (EHM) has been producing copper and gold since 1996. Owned and operated by Glencore Xstrata, ore is currently sourced from a newly developed underground sublevel cave (SLC) mine below the old EHM open pit (the pit). Ore feed to the concentrator is supplemented by satellite …

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Ernest Henry operation

gravels and sands. The Ernest Henry deposit is a breccia pipe plunging approximately 45 degrees to the south-southeast and is bounded between northeast trending ductile shear zones. Ernest Henry is an underground mining operation employing sub-level caving ore extraction method. There is also an underground primary crusher and ore handling …

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Major Mines & Projects | Ernest Henry Mine

The Ernest Henry deposit is approximately 250m x 300m in plan at the current mining position but becomes elongated and lenticular at depth. The longer axis is parallel with the bounding shear zones. The deposit dips at 40 degrees to the south, extending from 60m under a sedimentary blanket to beyond 1600m in depth.

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Ernest Henry operation

Ernest Henry is an underground mining operation employing sub-level caving ore extraction method. There is also an underground primary crusher and ore handling …

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Acquisition of Ernest Henry Investor Presentation

Sustaining Capital at Ernest Henry A$35 – A$45M p.a. on basis Major Capital at Ernest Henry A$10M (FY22) & A$50 – A$60M (FY23 & FY24) Extension Pre-feasibility Study Mine development below 1,200RL Tailings facility buttressing 670 775 855 725 830 915 (1) Ernest Henry only. Excludes copper production from Mt Carlton

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Xstrata Copper commences underground ore …

Initial underground mine production has successfully commenced at Xstrata Copper's Ernest Henry Mining operation in north-west Queensland, marking the site's transition from open pit mining,...

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Ernest Henry Mining Jobs in All Australia

View all our Ernest Henry Mining vacancies now with new jobs added daily! ... Lead a team of professional and highly skilled blast technicians and operators at our Customer site at Ernest Henry Underground Mine. 29d ago. Expiring soon. Listed twenty one days ago. ... Ertech is seeking civil construction Dump Truck Operators to join our team at ...

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Development of the Ernest Henry Underground Mine

Development of the Ernest Henry Underground Mine - The Challenges and the Solutions. Xstrata Copper is extending the Ernest Henry Mine with a 6 Mtpa sub-level cave (SLC) …

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XSTRATA APPROVES DEVELOPMENT OF ERNEST …

(approximately AUD589 million) to extend the life of its Ernest Henry Mining (EHM) operations near Cloncurry in north-west Queensland, Australia, to at least 2024, through the transformation of open pit mining operations to a major underground mine together with the construction of an associated magnetite extraction plant.

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2020 CORPORATE PROFILE AUSTRALIA

Employees and contractors 60 Commodities across a range of˜metals, minerals and energy˜sectors 3,000 Employees in marketing 1,200 Vessels on the ocean at any˜one˜time ... Ernest Henry Mining Underground copper mine Copper concentrator Copper Reﬁ neries Ltd Electrolytic copper reﬁ nery CSA Mine Underground mine Copper …

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Case study

Ernest Henry mine (EHM) is a sub-level caving operation located in north-west Queensland, Australia. Located below a previously mined open pit, the underground operation ramped up production to 6.8Mt/a in 2017. The EHM ore body dips at 45 degrees to the South and therefore requires each level to step out from the level above as seen …

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Starting-Up the Ernest Henry Underground Mine – Thermal …

The Ernest Henry Mine is a copper-gold open pit operation situated in northwest Queensland, Australia. It is owned and operated by Xstrata Copper, with a current throughput of 11 Mtpa, however, open pit operations are scheduled to cease in mid 2011. The deposit dips approximately 45º and extends for at least another 400 m …

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