Rio Tinto's copper conundrum | Financial Times

Mar 27, 2016· For the past three years the 44-year-old Frenchman has led the miner's copper business, ... and the more remote La Granja prospect in Peru. Both …

Rio Tinto Copper and Diamonds - Rio Tinto

Our copper operations supply products to China, Japan and the US, generating revenue from by-products of copper mining including gold, silver and molybdenum. Copper plays an important role in almost every home, office and vehicle. The recyclable metal is also used in a range of building and electrical applications and is a source for renewable ...

Hydrometallurgical Options to Add Value to Copper Projects ...

Hydrometallurgical Options to Add Value to Copper Projects and Operations Peter Rohner Core Resources, Brisbane ... Copper Leach Flowsheets In-Situ Leaching Metal Recovery SX/EW SX/Crystallisation Precipitation Cementation ... • La Granja, Peru HighArsenic • Tampakan, Philippines HighArsenic • Nena, PNG HighArsenic ...

Craig Stegman - Head, Underground Centre of Excellence ...

View Craig Stegman's profile on LinkedIn, the world's largest professional community. ... Responsible for delivering the Resolution Copper Project in Arizona and the La Granja Project in Peru to ...

Mineral industry of Peru - Wikipedia

The mineral industry provides a major source of economic growth in Peru's national development. In 2006, Peru occupied a leading position in the global production of the following mineral commodities: fourth in arsenic trioxide, third in bismuth, third in copper, fifth in gold, fourth in lead, fourth in molybdenum, fourth in rhenium, first in silver, third in tin, and third in zinc.

PorterGeo Database - Ore Deposit Description

The La Granja porphyry copper deposit is located within the Western Cordillera of the Peruvian Andes in Northwestern Peru, 30 km south-east of the Cañariaco deposit, ~120 km NW of Cajamarca, ~700 km north-west of the capital, Lima, and around 100 km to the north-east of the Pacific coast port of Chiclayo (#Location: 6° 21' 43"S, 79° 7' 29"W).

La Granja Copper Project, Peru; 2005-present

La Granja Copper Project, Peru; 2005-present Situation: Rio Tinto projected a shortfall in its future copper production due to mine depletion. The Peru government offered for sale a porphyry copper deposit in northern Peru that had been owned by BHP Billiton who estimated mineral resources of 2,476 Mt at 0.57 % copper in 2001.

The Geochemistry of the Leached Capping of the La Granja ...

PDF | Ninety rock samples from the La Granja porphyry copper in northern Peru have been analyzed for 30 elements, 10 of which are discussed here. Although intense weathering has produced a leached ...

Rio targets 2017 start for La Granja - Mining Weekly

Mining giant Rio Tinto on Wednesday said that it hoped to start production at its La Granja copper project, in Peru, by late 2017. Speaking at the first day of the Paydirt Latin America Downunder ...

Rio Tinto Copper

Rio Tinto Copper Jean-Sebastien Jacques, CEO Copper Group CESCO Conference, April 2013. ... Rio Tinto Block Cave Knowledge Centre Heap Leaching technology Tunnel Boring Machine • Plant constructed and pilot underway ... developed for La Granja project (test

Biomining: Metal Recovery from Ores with Microorganisms ...

Jun 23, 2013· Biomining is an increasingly applied biotechnological procedure for processing of ores in the mining industry (biohydrometallurgy). Nowadays the production of copper from low-grade ores is the most important industrial application and a significant part of world copper production already originates from heap or dump/stockpile bioleaching.

Minera Escondida - Wikipedia

Minera Escondida (which means 'hidden' in Spanish) is a mining company that operates two open pit copper mines in the Atacama Desert, 170 km southeast of Antofagasta in northern Chile.It is currently the highest producing copper mine in the world. Its 2007 production of 1.483 million tons of the metal was worth US$ 10.12 billion, mainly as metal in concentrate, but some as cathode, and was 9.5 ...

Consulting - HGS - HydroGeoSense

The tools developed by HGS are especially well suited to generate the information necessary for the improved design, operation and closure of a leaching process. HGS' personnel have successfully completed a number of projects involving design, operational improvement, secondary recovery of metals and closure of solution mining facilities.

La Granja In Peru | The Diggings™

The La Granja is in Peru. The site was first discovered in 1969. The ore mined is composed of covellite, alunite and pyrite. The host rock in this area is marble.

the pluton to form a typical porphyry copper supporting a model for deposit are small wallrock-derived components. Conversely. Norton (1982) concluded that deriving the metals from the magma requires an elevated copper content in the magma, and complete leaching and concentration of the copper …

Rio takes $110m plunge into Peruvian copper - theage.com.au

Dec 19, 2005· But the property reverted to state ownership when BHP walked away because of low copper prices at the time and the high arsenic count in La Granja's mineralisation. Copper …

(PDF) The porphyry copper deposit at la Gran JA, Peru

gene leaching and consecutive enrichment of copper. ... In the porphyry-copper deposit at La Granja Peru), woodhouseite occurs with pyrophyllite and appears to have replaced apatite. The porphyry ...

AN INVESTIGATION OF LEACHING CHALCOPYRITE ORE

AN INVESTIGATION OF LEACHING CHALCOPYRITE ORE. Aibek Kh. Download with Google Download with Facebook or download with email

Heap and in situ leaching | Faculty of Engineering ...

Heap and in situ leaching. Heap and In Situ Leaching. ... Rio Tinto is considering the use of heap leaching in several copper deposits under study, including La Granja in Peru. The Centre's leaching project, led by Steven Neethling, is looking at how to improve leach performance by refining .

copper leaching la granja - podlahy-anhydritove.eu

La Granja SxEw copper mine project | Wood Mackenzie. La Granja SxEw copper mine project. Report summary . The project is located 2500m a.s.l. at a site 440m from the port of Salaverry and 640km north of Lima. The proposed project is understood to comprise the biological leaching of open pit mined ore and the production of copper cathode from ...

Chalcopyrite Heap Leaching - CleanMining 2011

implemented in practice whereas the large copper mining companies tend to keep their developments on chalcopyrite heap leaching proprietary" • Lightfoot, C in a presentation on the BioCOP process (2007), "New technology penetration into traditional technology space is extremely difficult"

La Granja SxEw copper mine project | Wood Mackenzie

Dec 21, 2017· La Granja SxEw copper mine project. Report summary. The project is located 2500m a.s.l. at a site 440m from the port of Salaverry and 640km north of Lima. The proposed project is understood to comprise the biological leaching of open pit mined ore and the production of copper cathode from pregnant leach solution by an SxEw process. Wood ...

Jye Childs - Senior Advisor - Jadar Process and Tailings ...

View Jye Childs' profile on LinkedIn, the world's largest professional community. ... Strong engineering skillset with a technical base in lithium and boron processing, copper heap leaching and ...

Mining conflicts in Peru: Condition critical - Oxfam America

Mining Conflicts in Peru: Condition Critical | Oxfam America Contents Introduction 2 ... at Rio Tinto's massive La Granja copper project in ... wealth. Peru, like much of the rest of Latin America, is a tremendously unequal society. Vast differences in wealth and standards of living ex-

copper leaching la granja - sepkids.nl

The La Granja porphyry copper deposit is located towards the centre of the Cajamarca Mineral Belt in the Western Cordillera of the La Granja is a porphyry copper deposit with associated mineralised breccias and skarns. resulted from the thorough leaching of alkali and alkaline-earth metals and has developed an assemblage of aluminium

Integrated engineering services pty ltd - Company - 80 ...

Integrated engineering services pty ltd. 32 likes. Engineering Design, Drafting, Fabrication, Machining and Certification. ... La Granja Pilot Plant Cribs IES Designed the leaching tanks for the copper heap leaching process including all structural platforms, roof and PH Adjustment Water treatment container ...

Hydrometallurgical considerations in processing arsenic ...

Hydrometallurgical considerations in processing arsenic-rich copper concentrates ... replenish the primary copper raw material supply – Canariaco Norte, Altar, La Granja, Zafranal, Caspiche and others (Heimlich 2015). ... would include high copper extraction during leaching and arsenic deportment to …

Rio Tinto La Granga Pilot Plant | HV Engineers

In 2012, IES worked with Rio Tinto Innovation in Melbourne to Design a Heap Leaching pilot plant to test a process to extract copper from ore sourced from La Granja mine in South America.

Innovations in Copper Mineral Processing Technology

Innovations in Copper Mineral Processing Technology Peter Rohner Core Resources, Brisbane ... • For copper heap leach applications, removes gangue acid-consuming (GAC) rocks which reduces acid costs. ... • La Granja, Peru High Arsenic • Tampakan, Philippines High Arsenic • …

The Geochemistry of the Leached Capping of the La Granja ...

The geochemistry of the leached capping of the La Granja porphyry copper deposit, Peru. In: A.W. Rose and H. Gundlach (Editors), Geochemical Exploration 1980. J. Geochem. Explor., 15: 93--113. Ninety rock samples from the La Granja porphyry copper in northern Peru have been analyzed for 30 elements, 10 of which are discussed here.