carajas iron ore mine geology

  • Carajas Iron Ore Mine, Para, Brazil - Mining Technology

    Carajas is Brazil's largest iron ore mine. The volcanic sequence has been weathered to a depth of between 100m and 150m. Komatsu intends to deploy 37 autonomous haul trucks at the Carajas mine by 2024. Image courtesy of Komatsu Ltd. For Q2 2008 Carajas produced 23.2 million tonnes of iron ore, an increase over the previous corresponding period.

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  • Carajas Iron Ore Mine, Brazil - Mining Frontier

    Dec 29, 2014 · Iron ore production at Carajas. Vale’s iron ore production for 2013 at Carajas was 104.88 million metric tons, a decline of 1.8% from 2012. In January 2012, Vale also obtained the operation license for the N5 Sul pit, which allows accessing the new ore body in the N5 mine of Carajas.

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  • Brazil’s Carajás Mines - NASA

    Feb 22, 2019 · Nine iron ore deposits exist along the Serra Norte (Northern Range). According to a 2013 study, mining at four of Serra Norte’s main pits had produced 1.2 billion tons of high-grade iron ore. Most of the metallic mineral deposits among the ridges and plateaus of the Carajás Mountains and elsewhere in the Amazon are found in areas of rock ...

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  • Carajás mineral province, Pará, Brazil

    Numerous metal ore deposits (Au, Cu, Mo, Sn, Cr, Pt, Ni), including banded iron formations (BIF, weakly metamorphosed jaspilites of Archean age) that make up approx. 18 billion tons of iron ore (66% Fe content), the largest iron ore deposit in Brazil. The mountain is 160 km long and 900 m above sea level.

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  • (PDF) Genesis of the “soft” iron ore at S11D Deposit, in ...

    iron ore, used in the mine geology in Caraj ás, are explained in the section “Mesoscopic classi cation of the iron ore pr o le”. 3 Braz. J. Geol. (2020), 50(1): e20180128

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  • (PDF) IOCG Systems of the Carajás Province, Amazon Craton ...

    The geology of Pantera, Pedra Branca and Antas Norte copper-gold deposits ... 10:00 - Visit to the mine site and the Ore Processing Plant. ... (Carajas and Cinzento strike-slip systems) developed ...

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  • Paleobasinal to band-scale REE + Y distribution in iron ...

    Dec 01, 2020 · Ore Geology Reviews. Volume 127, December 2020, 103750. ... Spatial distribution of the sampling trough the main iron ore mines and prospects of the Carajás Mineral Province (CMP): A) ... a comparison of the carajas, hamersley, and other iron ores. Econ. Geol., 99 (2004), ...

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  • Major Mines & Projects | Serra Sul Complex

    Hard hematite is an increasingly rare iron oretype in Vale's Carajas operations. * Soft Hematite: Massive hematite occasionally pulverized, highly porous, very weak, and slightly magnetic, with average iron grades of around 65 percent. It is the primary ore mineral, and is generally sufficiently friable to be excavated without blasting.

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  • Carajas-Serra Norte Iron Mine In Para, Brazil | The Diggings™

    The Carajas-Serra Norte Iron Mine is a surface mining operation. Initial production took place in 1985. Mine operations consist of surface workings extending 900.00 hectares (2,223.95 acres). There is one known shaft. The mining method is open pit. Mine capacity in 1982 was 165000 mt ore/day with a production unit cost of 0.95 $/mt ore.

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  • CARAJAS IRON ORE MINE, BRAZIL - dthrotarydrilling

    Jan 21, 2013 · The Carajás Mine Is The World's Largest Iron Ore Mine And Is Located In The State Of Para In Northern Brazil. Fully Owned By Brazilian Miner Vale (CVRD), The Mine Holds 7.2 Billion Metric Tons Of Iron Ore In Proven And Probable Reserves.The Carajas Region Boasts The Richest Reserves And Concentrations Of Iron Ore Anywhere In The World And Was Discovered Entirely By Accident In

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  • Antas North Copper Mine, Carajás - Mining Technology ...

    Antas North copper mine location, geology, and mineralisation. Carajas Iron Ore Mine, Brazil. Carajás Mine, the world’s largest iron ore mine, is located in the state of Para in Northern Brazil.. Antos North is a part of the Rio Verde exploration area and is located approximately 25km southeast of Parauapebas. The project is located close to ...

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  • Magnetic Characterization of the Carajás Mineral Province ...

    This work presents the magnetometric method application in the Carajás Mineral Province, located in the south of the Pará state, Brazil. This is a region rich in iron ore in hematite form distributed in the Itacaiúnas Belt. The available gross magnetometric data were corrected and subtracted from the IGRF (International Geomagnetic Reference Field).

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  • (PDF) IOCG Systems of the Carajás Province, Amazon Craton ...

    The geology of Pantera, Pedra Branca and Antas Norte copper-gold deposits ... 10:00 - Visit to the mine site and the Ore Processing Plant. ... (Carajas and Cinzento strike-slip systems) developed ...

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  • Iron Deposits – Banded Iron Formations (BIF) | Geology for ...

    Aug 11, 2013 · Carajas Iron Mine, Brazil. The world’s largest iron mine is the Carajas Mine located in northern Brazil and owned by mining giant, Vale. While it’s proven and probable reserves or iron are approximately 7.2 billion metric tons, weathering processes have enriched the Carajas BIF’s in other commodities such as copper, tin, aluminium, nickel ...

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  • Mapping surface deformation in open pit iron mines of ...

    Jul 02, 2015 · The mining activities on Serra Norte are concentrated on two iron orebodies (N4 and N5) and were started by 1984 with the N4E mine. Now spanning five simultaneous open-pit mine operations , Carajás complex presented a strong performance in the second quarter of 2014 reaching an iron ore production of 29.3 Mt.

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  • Paleobasinal to band-scale REE + Y distribution in iron ...

    Dec 01, 2020 · Ore Geology Reviews. Volume 127, December 2020, 103750. ... Spatial distribution of the sampling trough the main iron ore mines and prospects of the Carajás Mineral Province (CMP): A) ... a comparison of the carajas, hamersley, and other iron ores. Econ. Geol., 99 (2004), ...

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  • Carajás National Forest - Wikipedia

    Mining operations by Vale began in 1985. The Carajás Mine produced 301Mt of iron ore from the mine in 2008. In March 2012 Vale announced that it had obtained an installation license for the Carajás S11D iron ore project, the largest in the company's history with a US$19.671 billion capital expenditure. National forest objectives

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  • Major Mines & Projects | Serra Sul Complex

    Hard hematite is an increasingly rare iron oretype in Vale's Carajas operations. * Soft Hematite: Massive hematite occasionally pulverized, highly porous, very weak, and slightly magnetic, with average iron grades of around 65 percent. It is the primary ore mineral, and is generally sufficiently friable to be excavated without blasting.

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  • Mining machines

    May 11, 2009 · The Carajás Mine is the world's largest iron ore mine and is located in the state of Para in Northern Brazil. Fully owned by Brazilian miner Vale (CVRD), the mine holds over 1.5 billion tons of iron ore in reserves. The Carajas region boasts the richest reserves and concentrations of iron ore anywhere in the world and was discovered entirely by accident in the late 60s when a US Steel ...

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  • Banded Iron Formation-Related High-Grade Iron Ore

    Jan 01, 2008 · The spark to put together this volume on banded iron formation (BIF)-related high-grade iron ore was born in 2005 during a steamy night in Carajás where the iron research group from the Universidade Federal Minas Gerais, Vale geologists, Carlos Rosière and Steffen Hagemann, were hotly debating the hypogene alteration genesis for the high-grade, jaspilite-hosted Serra Norte iron ore

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  • information on iron mines

    The world s biggest iron ore mines Mining Technology. The Vale owned Carajas mine in the state of Para in Northern Brazil is the world s biggest iron ore mine holding 7 27 billion tonnes of proven and probable reserves as of December 2012 Carajas is an open pit mining operation targeting the Serra Norte Serra Sul and the Serra Leste iron ore ...

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  • quotes for carajas project - BINQ Mining

    Dec 21, 2012 · Mining giant plays down fears Amazon rail project will harm tribe “The Awa are against the project. The rights group said the Carajas mine and railways “devastated the Awa tribe in the early 1980′s by opening their »More detailed

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  • Carajas Mine, Brazil - NASA

    Nov 13, 2018 · The Carajas Mine is the largest open-pit iron ore mine in the world. It is located in the state of Para, northern Brazil. The mine is estimated to contain over 7 billion tons of iron ore, plus gold, manganese, bauxite, copper and nickel. Ore is

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  • MANGANESE MINERALS FROM N5W IRON ORE MINE, CARAJÁS

    Mine Geology. At the current (year 2018) pit level of the N5W mine, the jaspilites (iron ore protoliths) from the Carajás Formation and basalts that constitute the Parauapebas and Cigarra formations of the Grão Pará Group were exposed (Figure 2). These rocks

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  • Mapping surface deformation in open pit iron mines of ...

    such line (Serra Sul). The mining activities on Serra Norte are concen-trated on two iron orebodies (N4 and N5) and were started by 1984 with the N4E mine. Now spanning five simultaneous open-pit mine 62 W.R. Paradella et al. / Engineering Geology 193 (2015) 61–78

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  • Major Mines & Projects | Northern System Operation

    The Northern System mines, located in the Carajas mineral province of the Brazilian state of Para, contain some of the largest iron ore deposits in the world. The reserves are divided into Serra Norte, Serra Sul and Serra Leste (Northern, Southern and Eastern ranges) situated 35 kilometers apart.

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  • Vale's giant S11D iron ore project and Railroad Carajás ...

    Jan 01, 2008 · S11D is the largest mining project in Vale's history and the largest in the history of iron ore mining in the world. Vale has been investing heavily in this project (6,4 billion dollars for the mine and about 8 billion dollars in the Railroad and Port) to intensify the extraction and export of

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  • Iron | Geology for Investors

    Aug 09, 2013 · Satellite view of the the world’s largest iron mine: The Carajas Mine in Brazil. Hematite ore forms from either deep weathering or hydrothermal alteration of primary banded iron formations where all of the magnetite is converted to the minerals hematite and goethite. This process naturally increases the grade of the ore.

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  • Hydrothermal Fluid Processes and Evolution of the Giant ...

    The Serra Norte Carajás banded iron-formation (BIF)-hosted iron ore deposits are located in the Carajás mineral province. The deposits are hosted in the ca. 2.7 Ga Grão Pará Group, a metamorphosed volcanic-sedimentary sequence where jaspilites are under- and overlain by basalts, both at greenschist facies conditions.

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  • BANDED IRON FORMATION-RELATED HIGH-GRADE IRON ORE

    Iron Ore Deposits in the Carajás Mineral Province, Pará State, Brazil ... Chapter 14: Brief History of High-Grade Iron Ore Mining in North America (1848-2008) Philip E. Brown 361 Part IV — Developments in Iron Ore Exploration Chapter 15: Advances in Geophysics Applied to the Search for Banded Iron ... Ore. Economic Geology.

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  • Serra Norte mine, Parauapebas, Pará, Brazil

    Reference: Rosaline Cristina Figueiredo e Silva, Steffen Hagemann, Lydia Maria Lobato, Carlos Alberto Rosière, David A. Banks, Garry J. Davidson, Torsten Vennemann, Janet Hergt (2013): Hydrothermal Fluid Processes and Evolution of the Giant Serra Norte Jaspilite-Hosted Iron Ore Deposits, Carajás Mineral Province, Brazil. Economic Geology, 108, 739-779.

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  • Some of the greatest mines around the world ~ Mining Geology

    Apr 23, 2015 · 14- Mir mine *Eastern Siberia-Russia*>> Diamond Mine. 15- NanFen Mine *China*>> Largest Iron ore mine in China. 16- Grasberg mine*Indonesia* is the world's largest gold mine and third largest copper mine.

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  • quotes for carajas project - BINQ Mining

    Dec 21, 2012 · Mining giant plays down fears Amazon rail project will harm tribe “The Awa are against the project. The rights group said the Carajas mine and railways “devastated the Awa tribe in the early 1980′s by opening their »More detailed

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  • information on iron mines

    The world s biggest iron ore mines Mining Technology. The Vale owned Carajas mine in the state of Para in Northern Brazil is the world s biggest iron ore mine holding 7 27 billion tonnes of proven and probable reserves as of December 2012 Carajas is an open pit mining operation targeting the Serra Norte Serra Sul and the Serra Leste iron ore ...

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  • About Us - Copper Mountain Corporation

    Dr. João J. Varela was the first Brazilian mine engineer who found the reservation of iron ore in Carajás Mine with geologist Dr. Arthur Ruff, which is the largest iron ore mine in the world. It is in the municipality of Parauapebas, state of Para in the Carajas Mountains of Northern Brazil.

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  • VALE SA | Mining Business Media - Resources, Minerals ...

    Nov 30, 2021 · Global mining giant Vale’s Sept 2021 qtr (Q3 21) was marked by iron ore output up to 89.4M metric tons from Q2 21’s 75.6Mmt and coal production jumping to 2.9M mt from 2.1M mt on their respective production recovery plans and better weather conditions, offset by a

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