The study area, Itakpe Iron Ore Mining Company, is located in Okene Local Government Area of Kogi State in central Nigeria. It lies within latitudes 7° 36′ 20″ N and longitude 6° 18′ 35″ E. Itakpe is northeast of Okene and is about 10 km along the Okene-Lokoja road. Exploration work on the Itakpe iron ore deposit st…
Itakpe iron ore deposit is a magnetite-hematite mineralization consisting of 14 ore layers of economic value ranging in grade predominantly from 14.8%Fe to 41%Fe with an overall average grade of 36%Fe(NIOMC Project Report; 1980, Vol. 2). It is located in Latitude 07°36'20"N and Longitude 6°18'35" E in Okehi Local Government Area of ...
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Summary. Land use change driven by mining is a major environmental concern, affecting ecology and local populations via habitat destruction, water use, and pollution. The provenance of the iron ore used in steel products is difficult to identify for built environment practitioners due to opaque global supply chains.
Evaluation of the Iron Ore Tailings from Itakpe in Nigeria as Concrete Material. Characterization of the Itakpe iron ore tailings showed that it has pozzolanic properties, and can be used as a retarder for hot-weather concreting, and could be used to predict relationships of IOT-OPC concrete. Expand.
The iron ore has to be beneficiated at the rate of eight (8) million tonnes per year by NIOMCO to supply 2.15 million tons of 63 % to 64 % grade concentrate of iron (Fe) per year to Ajaokuta...
Abu & Ifatimehin (2016) found the food produced from adjoining open spaces and agricultural land to an iron ore-mining field in Itakpe contaminated with heavy metals and other noxious chemicals ...
A database management system was developed to manage the staff data of the National Iron Ore Mining Company, Itakpe, Kogi State, Nigeria and is recommended for large organizations and establishments. Most of the contemporary Information systems are based on the Database technology as a collection of logically related data, and …
Itakpe iron ore deposit is a multi-grade ore deposit with ore grades varying from 14.8%Fe to 41%Fe in the 25 ore layers. At the point of design of the mine, several …
Concentration characteristics of an ore are very critical to the estimation of cut-off grade of a deposit. A mathematical model that can lead to their quick prediction will significantly enhance ore reserve estimation, mine planning and the economy of the mining venture as a whole. In this paper attempts have been made to establish a …
The National Iron Ore Company Ltd Itakpe mines iron ore from an open-pit mine. The mineable grades of ore vary from 24%Fe to 41%Fe (Table 1) Table1. Ore grades and reserve at Itakpe
The slope stability of the Itakpe Iron Ore Mine has been carried out using computer software, ROCKPACK III. One hundred and twenty three dip and dip direction values were obtained using compass clinometer. The …
The Itakpe Open Pit Iron Mine, situated in Kogi, Nigeria, is a notable surface mining operation. Its production began in 1984, marking the commencement of mining activities …
The natural radioactivity concentrations of primordial radionuclides (40 K, 238 U and 232 Th) were measured in rock, soil, tailings and water samples in the …
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The Nigerian Government says the National Iron and Ore Company, NIOMCO, Itakpe in Kogi state, will soon commence operations after 40 years in limbo. The Minister of Steel Development, Shuaibu Abubakar-Audu says Government is also mulling plans to make the Ajaokuta Steel Company an Industrial Park and a Free Trade Zone to …
Itakpe iron ore deposits in Ajaokuta, Kogi State, Nigeria, is where such mining activities are going on, and has a total estimated reserve of …
Heavy metals pollution potential in National Iron Ore Mining Company, Itakpe was investigated. Two mining sites located at the east mining pits such as M3O, which is 370 m above sea level and M2O ...
The National Iron Ore Mining Company, Itakpe is charged with the mining and processing of this mineral; exploitation method adopted is open-pit mining, and so far, two production batches are being fadvanced [1]. …
• As Kogi gov appeals to host communities As private investors begin the running of the National Iron Oil Mining Company (NIOMCO), in Itakpe, Kogi State, Home #NigeriaElections2023
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percentage of sulphur in itakpe iron ore – Grinding Mill China. Taconite rock comprises about 28 percent iron; …The Itakpe iron ore deposit … Metallurgical test work indicates low phosphorous and sulphur levels. …Itakpe Iron Ore … » More detailed Model for Predictive Analysis of the Concentration of Phosphorus …. indicates that the percentage of …
The slope stability of the Itakpe Iron Ore Mine has been carried out using computer software, ROCKPACK III. One hundred and twenty three dip and dip direction values were obtained using compass clinometer. The Itakpe Iron Ore Mine was divided into four benches; 241 - 258 m, 263 - 275 m, 276 - 286 m and 308 - 312 m. ...
Radiological Effects of Iron-Ore Mining and Processing at Itakpe, Kogi State. Gamma spectroscopy was employed in the analysis of soil samples collected from the mine site, industrial plant site, and mill tailing dumps site of National Iron-Ore mining Project (NIOMP), Itakpe, Kogi State. The mean measured activity concentrations of 40 K, 226 …
At the Itakpe iron ore mine, the ratio of waste to ore is 4:1. The ratio of tailings to concentrate i s. commonly very high, generally around 200:1 [6]. For instance, it has been reported that in ...
Mineralogical analysis was carried out using X-ray Diffraction and Scanning Electron Microscopy (SEM) coupled with Energy Dispersive X-ray Spectroscopy (SEM-EDX). The result showed that it ...
The Itakpe Iron Ore Mine was divided into four benches; 241 - 258 m, 263 - 275 m, 276 - 286 m and 308 - 312 m. Joints along the discontinuities were mapped.
Based on the positions of the box-cuts defined by the criterion above, geometrical modelling of the pit was done on a cross-section 36 + 50 of National Iron Ore Mining Company Ltd, Itakpe.
PDF | On Jun 26, 2012, Joseph Nwosu and others published Influence of some economic parameters on cut-off grade and ore reserve determination at Itakpe iron ore deposit, North central Nigeria ...
The mine equipment selection order for dump truck, wheel loader, excavator, bulldozer and drilling rig at the Ajabanoko iron ore deposit is EUCLID R90, IT 62H, TC 225 LC, 2505 ...
The Global Infrastructure Holding Ltd. (GIHL) took over the National Iron Ore Mining Company (NIOMCO), Itakpe, Kogi State in 2016 and got its agreement terminated in 2019 due to non-performance.
Heavy metals pollution potential in National Iron Ore Mining Company, Itakpewas investigated. Two mining sites located at the east mining pits such as M3O, which is 370m above sea level and M2O ...
The Itakpe Iron Ore Mine was divided into four benches; 241 -258 m, 263 -275 m, 276 -286 m and 308 -312 m. Joints along the discontinuities were mapped.
