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aguas claras iron ore

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Porter GeoConsultancy Ore Deposit Description

The Aguas Claras orebody is a 2500 m long, roughly tabularshaped lens hosted within the dolomitic itabirite of the Cauê Formation. The dolomitic itabirite protore of the soft high grade iron ore which represents approximately 85% of the 284 Mt mined since 1973.

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World Bank Document

Aguas Claras, the largest of 36 deposits in MBR's concession area and the mine upon which the project is based, contains over 375 million tons (proven and inferred) of mineable hematite ore with an average iron …

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Beukes | Iron Ore | Iron Scribd

At Aguas Claras lenticular bodies of itabirite are preserved in soft ore close to surface (Figure 7). Contacts between the friable ores and ironformation bodies are sharp and difficult to explain by supergene leaching of silica.

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Vale Data Mining Atlas

Brazil granted Vale a tenyear licence to operate a 101km branch line connecting its S11D ironore mine project in the Amazon jungle to the Carajas Railway, the company said in …

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Geology and geochemistry of the Águas Claras and Pico Iron ...

Dolomitic itabirite is the protore of the soft highgrade iron ore, which is the main ore type of the Águas Claras orebody, representing about 85% of the 284 Mt mined since 1973, with the ...

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Mineralogy and traceelement geochemistry of the high ...

The highgrade ores at the Aguas Claras Mine have at least a dual origin, involving hypogene and supergene processes. The occurrence of the hard, massive highgrade ore within ""fresh"" dolomitic itabirite is evidence of its hypogene origin.

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Recent Advances in BIFrelated Iron Ore Models and ...

Recent Advances in BIFrelated Iron Ore Models and Exploration Strategies Hagemann, S. [1], ... on BIF related iron ore mineralization leading to new genetic ... worldclass Aguas Claras and Pico iron mines in the Quadrilatero Ferrifero. They propose that the soft highgrade ores and iron

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Australian Iron Ore Industry Mission to Brazil, July 1985

Australian Iron Ore Industry Mission to Brazil, July 1985 Roger Pratt, Senior Commodity Specialist in ... Ore from Aguas Claras and other MBR mines is railed under contract on the government Rede Ferroviaria Federal SA (RFFSA) railway to Sepe• ... Australian Iron Ore Industry Mission to Brazil, July …

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Aguas Claras Mining Intelligence

Aguas Claras Surface. Unlock indepth intelligence about Aguas Claras. As data gatherers for over 30 years, MiningIntelligence is your trusted resource to put critical and timely information at your fingertips.

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Geology and Geochemistry of the Águas Claras and Pico Iron ...

The Águas Claras and Pico mines are two worldclass, ironore mines hosted within Lower Proterozoic banded ironformations (locally known as itabirites) of the Minas Supergroup in the Quadrilátero Ferrífero District, Minas Gerais, Brazil.

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Águas Claras Mine – A successful dewatering story

The Águas Claras Mine is an important mine of the “Quadrilátero Ferrífero”, a major iron ore producing area in the southeast of Brazil. The mine is located south of the city Belo Horizonte,

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Major Mines Projects | Serra Leste Mine

The volcanics and sediments of the Itacaiunas Supergroup overlie the basement, and are in turn overlain by Aguas Claras clastic sediments. Granites, gabbros, and granitoids intrude the sedimentary sequence. The Carajas ores are hosted by the Grao Para Group of the Itacaiunas Supergroup, composed of metabasalts, metasediments, ironstones, and ...

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Geology and geochemistry of the Águas Claras and Pico Iron ...

Dolomitic itabirite is the protore of the soft highgrade iron ore, which is the main ore type of the Águas Claras orebody, representing about 85% of the 284 Mt mined since 1973, with the remaining 15% comprising hard highgrade ore.

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Aguas Claras UPDATE American Society of Landscape …

Existing Iron Ore Mine Aguas Claras Belo Horizonte, Brazil The activity and infrastructure associated with largescale natural resource extraction is a temporary use of the land. In recent years, many leading mining companies have recognized this and prepared reuse strategies as an inte

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Iron Quadrangle, Minas Gerais, Brazil

Iron Quadrangle, Minas Gerais, Brazil : General: The Iron Quadrangle (Quadrilátero Ferrífero) is roughly between latitude 1920°S and longitude 4344°W. The district is a major iron, gold and gem producer. It was the ...

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The geology and genesis of highgrade hematite iron ore ...

The Geology and Genesis of HighGrade Hematite Iron Ore Deposits N J Beukes1, J Gutzmer1 and J Mukhopadhyay1,2 INTRODUCTION orientated data with systematic petrographicgeochemical analyses of different ore generations and hematite phases.

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Mineralogical, chemical, and physical characteristics of ...

Given the great number and diversity of iron ore deposits, this chapter will deal largely with the mineralogical and geologic characteristics of the most common sources of iron ore, the iron formationhosted iron ores, and CIDs, with far less attention to all other iron ore deposit types.

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Águas Claras Iron Ore Mine (Shutdown)

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Águas Claras mine, Nova Lima, Minas Gerais, Brazil

Águas Claras mine, Nova Lima, Minas Gerais, Brazil : An Fe mine in the Quadrilátero Ferrífero (Iron Quadrangle). Owned by Vale, but without operation since 2002.

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QUALIDADE DA ÁGUA EM LAGOS DE MINERAÇÃO …

The case studies in this work are the Lake Águas Claras of the Mine Águas Claras (iron ore) and the lakes Cava Norte and Cava Sul of the Mine Riacho dos Machados (gold ore). The monitoring data used in this study were secondary in nature

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Iron ore value chain receives a Global Integrated ...

The inauguration was held in Nova Lima at the Aguas Claras Mine, Brazil, where CEO Fabio Schvartsman, Executive Directors Peter Poppinga, Luciano Siani Pires and Alexandre Pereira, as well as members of the IOC teams and the implementation project, attended the event. The IOC brings together various functions of the iron ore chain, such as ...

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The Mina de Águas Claras: GEWI® Soil Nails stabilize a ...

The Mina de Águas Claras: GEWI ® Soil Nails stabilize a huge Open Pit Mine. The Mina de Águas Claras is an open pit mine in the Brazilian federal state of Minas Gerais in which iron ore was extracted from 1971 to 2002. The mine is located in southeastern Brazil, only 10km to …

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Aguas Claras Mining Atlas

Aguas Claras is an Iron Ore Mine (Minas Gerais) in Brazil owned by Vale. General: Part of the CAEMI system of Vale. For more data on production, status, ownership, capex …

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Major Mines Projects | S11D Mine

The volcanics and sediments of the Itacaiunas Supergroup overlie the basement, and are in turn overlain by Aguas Claras clastic sediments. Granites, gabbros, and granitoids intrude the sedimentary sequence. The Carajas ores are hosted by the Grao Para Group of the Itacaiunas Supergroup, composed of metabasalts, metasediments, ironstones, and ...

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Geology and geochemistry of the A´guas Claras and Pico ...

the protore of the soft highgrade iron ore, which is the main ore type of the A´guas Claras orebody, representing about 85% of the 284 Mt mined since 1973, with the

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Geological Overview of the Carajás Mineral Province ...

Keywords: Carajas, Brazil, IOCG, iron ore, base metals, PGE To be presented at the May 2008 joint meeting of the Geological Association of Canada and the Mineralogical Association of Canada, Quebec City, Quebec, Canada.

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Aguas Claras Mining Intelligence

Aguas Claras OpenPit. Unlock indepth intelligence about Aguas Claras. As data gatherers for over 30 years, MiningIntelligence is your trusted resource to …

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Background Paper SEC

• Caemi is a diversified company with interests in iron ore, kaolin and transport and logistics. • Caemi’s principal asset is MBR; an iron ore company that produces highgrade ore from several open ... ÁGUAS CLARAS FCA FCA T. RIOS FCA FCA (PATRAG) MRS LOGÍSTICA LOGÍSTICA LOGÍSTICA CONS. LAFAIETE ...

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CONCURRENT SIMULATION AND OPTIMIZATION MODELS …

grade of iron ore, so mine manager must extract the correct quantity of material on each area to reach the desired quali ty (grades) and quantity at the main ROM pile.

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Mineralogy and traceelement geochemistry of the high ...

The Águas Claras ironore mine is located in the Quadrilátero Ferrífero ... while in Aguas Claras and Capão Xavier, the lithologic control is more evident. The weathering front in all mines is quite variable, ranging from a few centimeters to some hundreds of meters, ...

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DEWATERING OF IRON ORE MINES AND CAPABILITY TO …

The Águas Claras and Mutuca iron ore mines, reached the watertable in the 80’s, starting the dewatering by using series of deep wells. In the 90’s, some communities located near the mines, complained about the possible interference in the stream’s outflows and so, the areas covered

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By William S. Kirk USGS

IRON ORE—2001 IRON ORE By William S. Kirk Domestic survey data and tables were prepared by Heather Geissler, statistical assistant, and the world production table was prepared by Linder Roberts, international data coordinator. Iron ore production and consumption declined in the United

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COI: integration of the iron ore value chain

The Global Integrated Operations Center, inaugurated in September 2017, is located in the Aguas Claras Mine (MAC), in Minas Gerais (Brazil) and integrates all of Vale’s iron ore …

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