2011/5/26 The Ni-Co laterite deposits involved in our analysis are mostly well explored and are partially or entirely mined. These deposits contain reliable quantitative
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2002/1/1 Global distribution of sulphide and laterite nickel deposits World nickel production by ore type, 1988-2001. : Lateritic nickel
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Nickel belongs to the transition metal family and shows close chemical similarities with Fe and Co. Even more than these elements, it is concentrated in silicated Fe-Mg minerals
获取价格ore deposits, but lesser known examples include lateritic gold deposits (e.g., Boddington in Western Australia) (Evans, 1993). Nickel laterites are the product of lateritisation of
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2013/4/1 Nickel laterite ores account for over 60% of global nickel supply. They are the product of intensive deep weathering of serpentinites under humid tropical conditions.
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2013/4/15 Abstract and Figures. Nickel laterite ores account for over 60% of global nickel supply. They are the product of intensive deep weathering of serpentinites under humid tropical conditions. Nickel ...
获取价格2019/2/19 The latter results in increase of the nickel content of the saprolite located in the slope zones and topographic lows which further supports the concept of lateral Ni migration proposed by Quesnel et al.
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Chen Baiyou, Liu Hongtao, Yang Ping, Sun Yuan. 2013. The basin metallogenic regularity of global Lateritic Nickel ore deposit[J]. Acta Geoscientica Sinica, 34(1): 202-206 (in
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2012/4/1 One of the major controls on nickel laterite deposit formation is climate. A comparison of climatic data for regions where ultramafic rocks are exposed shows that
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2021/10/24 Nickel laterite ore is used to produce nickel metal, predominantly to manufacture stainless steel as well as nickel sulfate, a key ingredient in the batteries that drive electric vehicles. Nickel laterite
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2013/4/15 Nickel Laterite Ore Deposits: Weathered Serpentinites. April 2013; Elements 9:123-128; ... Lateritic profi les developed on serpentinized ultramafi c rocks showing the principal nickel laterite ...
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2024/7/1 A similar situation has also been reported in the lateritic domains of some iron ore deposits. Avchar et al. (2018) determined in a BIF-type deposit the core recovery and rock quality designation index for four facies of the lateritic profile. The average recovery value was 40 %, but some specific levels (lumpy and clayey material) showed ...
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Many nickel deposits are known in Brazil, accounting for about 350 106 tons of ore with an average of 1.5% Ni. All are of the lateritic type. These deposits are scattered throughout the country, being rarer in the Northeastern Region and in the South, below 25 °S latitude. They are mainly associated with mafic-ultramafic massifs of large dimensions and
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2022/5/7 The large deposit of low-grade nickel ore Vardište in Bosnia Herzegovina is in close proximity to the largest Serbian Mokra Gora deposit; ... M. Leaching method selection for Çaldaǧ lateritic nickel ore by the analytic hierarchy process (AHP). Hydrometallurgy 2017, 171, 179–184. [Google Scholar]
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2019/2/19 The latter results in increase of the nickel content of the saprolite located in the slope zones and topographic lows which further supports the concept of lateral Ni migration proposed by Quesnel et al. based on the drill core data set coupled with 3-D geometrical model of nickel laterite ore deposit. Second, the modeling revealed a direct ...
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Traditional laterite temple in Kerala Monument of laterite brickstones at Angadipuram, Kerala, India, which commemorates where laterite was first described and discussed by Buchanan-Hamilton in 1807. Laterite is a soil type rich in iron and aluminium and is commonly considered to have formed in hot and wet tropical areas. Nearly all laterites
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2013/6/1 Lateritic nickel deposits are a kind of surface weathering curst type deposits formed by laterization of Ni-bearing basic-ultrabasic bodies, characterized by relative concentrative distribution of ...
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2009/12/1 A method for extracting Ni and other metals from lateritic ores by means of shock heating has been investigated. Shock heating releases some of the metal from its goethitic host. Even though the transformation of pure goethite to hematite is known to occur via intermediate hydroxylated phases, the effect of other metals such as Ni substituting
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2022/12/16 Three Ni-Co lateritic deposits from New Caledonia were investigated. In each deposit, Sc is well correlated with Al 2 O 3. The slopes of deposit-scale Sc-Al 2 O 3 regression lines are remarkably controlled by the composition of enstatite from the parent peridotite. In all deposits, maximum Sc enrichment occurs in the yellow limonite, above
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Nickel belongs to the transition metal family and shows close chemical similarities with Fe and Co. Even more than these elements, it is concentrated in silicated Fe-Mg minerals by octahedral substitution with Fe2+ ions. Thus, the mean mineral/ matrix partition coefficient of Ni is 14.0,5.0 and 2.6 for basaltic whole rocks, for olivine, and orthopyroxene and
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Despite nickel-bearing sulfide deposits having a large share of the world#39;s nickel extraction, lateritic ore deposits contain more than 70% of the world#39;s nickel reserves. Considering the limitations of producing nickel from sulfide reserves, the use of
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Nickel occurs in two general types of ores, sulfides and oxides. The most important sulfide ore is pentlandite (Ni 9 S 8) although many other nickel sulfides are known.Furthermore, nickel is often a constituent of iron sulfides such as pyrrhotite.The principal (i.e. economically most important) nickel oxides are nickeliferous limonite ((Fe 1−x Ni
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Nickel-cobalt lateritic deposits are residual concentrations formed by tropical-style weathering of ... Ore zone composites of duplicate drill or pit samples are often used for laboratory settling tests, bulk chemical analyses, and laboratory metallurgical tests. It is important to ensure that any such
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Nickel belongs to the transition metal family and shows close chemical similarities with Fe and Co. Even more than these elements, it is concentrated in silicated Fe-Mg minerals by octahedral substitution with Fe2+ ions. Thus, the mean mineral/ matrix partition coefficient of Ni is 14.0,5.0 and 2.6 for basaltic whole rocks, for olivine, and orthopyroxene and
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Despite nickel-bearing sulfide deposits having a large share of the world#39;s nickel extraction, lateritic ore deposits contain more than 70% of the world#39;s nickel reserves. Considering the limitations of producing nickel from sulfide reserves, the use of
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Nickel occurs in two general types of ores, sulfides and oxides. The most important sulfide ore is pentlandite (Ni 9 S 8) although many other nickel sulfides are known.Furthermore, nickel is often a constituent of iron sulfides such as pyrrhotite.The principal (i.e. economically most important) nickel oxides are nickeliferous limonite ((Fe 1−x Ni
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Nickel-cobalt lateritic deposits are residual concentrations formed by tropical-style weathering of ... Ore zone composites of duplicate drill or pit samples are often used for laboratory settling tests, bulk chemical analyses, and laboratory metallurgical tests. It is important to ensure that any such
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ore deposits, but lesser known examples include lateritic gold deposits (e.g., Boddington in Western Australia) (Evans, 1993). Nickel laterites are the product of lateritisation of Mg-rich or ...
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2022/4/1 The morphological and chemical composition of chromite in the partially-serpentinized harzburgite and oxide zone of two laterite profiles at the Goro lateritic nickel deposit, New Caledonia, were investigated to: (1) establish the melt conditions at the mantle-crust boundary during ophiolite formation, and (2) characterize the weathering of
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Chen Baiyou, Liu Hongtao, Yang Ping, Sun Yuan. 2013. The basin metallogenic regularity of global Lateritic Nickel ore deposit[J]. Acta Geoscientica Sinica, 34(1): 202-206 (in Chinese with English abstract). Google Scholar. Chen Haoliu, Wu Shuibo, Fu Debin. 1993. Nickel Deposits[M]. Beijing: Geological Publishing House, 1-199 (in Chinese ...
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ophiolitic outcrops are widespread in Turkey, few lateritic ore deposits have been discovered. Important Ni-laterite deposits are Çaldağ (Turgutlu-Manisa), Gördes ... Distribution of the ophiolites and location of lateritic nickel deposits in Turkey. (Modified from Juteau 1980), (b) Schematic tectonic map showing the main sutures in Turkey.
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2019/1/22 Butt CRM, Cluzel D (2013) Nickel laterite ore deposits: weathered serpentinites. Elemets 9:123–128. Article Google Scholar Çağatay A, Altun Y, Arman B (1981) The mineralogy of Çaldağ (Manisa-Turgutlu) lateritic iron, nickel-cobalt deposit. Bull Miner Res Explor 95–96:82–96. Google Scholar
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2024/1/1 X-ray diffraction, transmission electron microscopy with EDS, and thermal analysis were used to investigate mineralogical changes in nickeliferous goethites from five oxide-type lateritic nickel ore deposits that had been subjected to shock heating at temperatures in the range 220–800°C.
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2022/2/27 In this study, we present mineralogical and geochemical characterization of samples systematically collected from a nickel laterite profile at the Sta. Cruz nickel laterite deposit, Zambales, Philippines. Wavelength-dispersive X-ray fluorescence spectroscopy (WDSXRF), mass-balance element mobility calculations, transmitted and reflected light
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2021/2/18 The underground mining deposits below 65 m in depth in chromite mines in the Sukinda Valley in Odisha are the major reserve of India’s lateritic deposit. The only significant deposit of lateritic nickel ore in India, which is in the ultra-basic belt of Sukinda, is yet to be commercially exploited.
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Their global distribution is shown in FIGURE 1. DEPOSIT CHARACTERISTICS Lateritic Regolith Nickel laterites constitute 60 to 70% of the world’s Ni resources, but although they have been mined for about 140 years, until 2000 they accounted for less than 40% of global Ni production, the remainder being from sulfide ores.
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Nickel and Cobalt Production. Michael S. Moats, William G. Davenport, in Treatise on Process Metallurgy: Industrial Processes, 2014 2.2.3 Extraction of Nickel and Cobalt from Laterite Ores. About 40% of the world’s primary nickel production starts with laterite ores.Lateritic Ni, Co deposits contain layers of one or both of (1) nickeliferrous,
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