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Successful spectral remote sensing techniques for …

the Nile Valley, along the Red Sea Coast, on the Abu Tartur Plateau and in the Sinai (Said 1990). The Abu Tartur phos-phorite contains from 35 to 71% of phosphate minerals (most commonlyoftheapatitegroup)(El-Anwaretal.2019;Wassef 1977; Zidan 1998). The Egyptian phosphorites have been the subject of several studies due to their economic importance

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Effect of different parameters on REEs leaching efficiency from Abu …

The leaching of rare earth elements (REEs) from Egyptian Abu Tartur phosphate rock using phosphoric acid has been examined and was subsequently optimized to better understand if such an approach ...

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Highlights on the Beneficiation Trials of the Egyptian …

Egyptian phosphate ore – Abu Tartur Egyptian phosphate ore. _____ 1 Faculty of Engineering, Beni-Suef University ( shereinahmedrizk2020@gmail ) 1. Introduction Phosphate rocks are vital non-renewable resources and are essential components in agricultural fertilizers and phosphorous-based chemicals [1-4].

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A regional stratigraphic correlation for the upper …

At Kharga Oasis as well as in the Nile Valley, the bulk of the economically important phosphorites occur in the lower part of the formation, reaching about 6 m at the Abu Tartur mine, decreasing in thickness to the El-Kharga and north El-Dakhla oases.This phosphate bed is followed by suboxic black shale and glauconitic sandstones overlain …

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Enrichment of abu-tartur phosphate ore wastes

In this work, the amenability of upgrading the reject generated from beneficia ting Abu-Tartur phosphate ore by magnetic separation was investigated by two …

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Elemental Analysis of Egyption Phosphate Fertilizer …

The results showed that heavy metalcontent was lower in Abu-Tartur phosphate than that in imported rock and were below the safe limits with theexception of lead whose concentration was found to be higher in local phosphate deposits than that inimported rock samples. Phosphate rock is a source of heavy metal pollution of air, soil, water, food ...

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Report on Abu Tartur Phosphate Rock Beneficiation

The present paper deals with the treatment of phosphate obtained from a commercial sample of Akashat phosphate ore in hydrochloric acid. The factors studied are effects of the temperature of dissolution, acid concentration, and the time required for mixing phases. The experiments were performed with 100 kg/m 3 of solid/liquid ratio, the size of ...

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Abu Tartour Phosphate Mine

Abu Tartour Phosphate mine is the largest phosphate mine in Egypt and considered one of the largest phosphate mines in the world. It is located in the New Valley Governorate 50 km from El Kharga City. The mine has an estimated phosphate ore reserves of about 4 billion tons of medium to high quality phosphate rock ranging from 25% up to 31% P2O5 ...

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Effect Of Incubation Temperature On Dissolution Of Phosphate …

The optimum conditions of Abu Tartur phosphate ore dissolution were 28 hour incubation period, with growth on modified PVK medium as the best medium for dissolution of Abu Tartur phosphate ore, 2. ...

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The potential production of rock-based fertilizer and

The current phosphate mine wastes at El-Liffiya-Maghrabi sector, Abu-Tartur plateau, are represented by low-grade phosphorites along with overburden of glauconite and shale deposits.

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Studies on The Efficiency of Dissolution of Phosphate …

Studies on The Efficiency of Dissolution of Phosphate Content of Abu Tartur Phosphate Ore using Nocardiopsis Dassenvillei T.A. Elbarbary P a P, M.A.El-Badry P b P,, I.A. Ibrahim P a P, S.A. Abd EL -Halim, P c P, H.M. Sharada P c P, Y. M. Abdel -Fatah P a a:Central Metallurgical Research and Development Institute, Egypt

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Thermodynamic and Kinetic Studies of Uranium and REEs …

Leaching of uranium and REEs with oxalic acid from the Egyptian Abu-Tartur phosphate rock (PR) was studied. The eff ect exerted on the leaching process by oxalic acid concentration, agitation time ...

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Radiological assessment of Abu-Tartur phosphate, Western …

The Abu-Tartur phosphate deposit was found to have lower activity than many others exploited phosphate sedimentary deposits, with its average total annual dose being only 114.6 mSv y 21 . This value is about 11.46% of the 1.0 mSv y 21 recommended by the International Commission on Radiological Protection (ICRP-60, 1990) as the maximum …

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Composition of phosphate rock in Egypt | Download Table

This paper aims to estimate phosphate ore grade in the Abu Tartur area, Western Desert, Egypt, using four Machine Learning Algorithms (MLA), Geostatistical Techniques (variogram and kriging models ...

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A. El-Kammar and M. El-Kammar Geology Department, …

mixed with skeletal matter and phosphatic shells. The average thickness of the phosphate deposits is commonly about one meter, but may reach more than 9 meters in some occurrences such as in Abu Tartur. The phosphate occurrences in Egypt from north to south may be subdivided into three east-west trending facies belts (Hermina, 1972).

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Sedimentological evidences supporting reworking and …

The name of the Abu Tartur deposit is derived from the vast Abu Tartur plateau of which the western, southern, and eastern escarpments to the depression below bear the outcrops of the phosphate formation. The deposit extends over more than 100 km 2 at the southeastern corner of the Abu Tartur plateau (Fig. 1, map b).

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Thermodynamic and Kinetic Studies of Uranium and REEs

Abstract Leaching of uranium and REEs with oxalic acid from the Egyptian Abu-Tartur phosphate rock (PR) was studied. The effect exerted on the leaching process by oxalic acid concentration, agitation time, solid to liquid ratio, and leaching temperature was determined. The leaching kinetics of uranium and REEs were evaluated by the …

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The Phosphate Mining in Egypt: Geology and Sustainable …

Three main sites are promising for the phosphate mining, these are: 1) The Abu Tartour mine (with estimated reserves of 1 billion tons and up to 31% P 2 O 5); 2) The Sibaiya mine (with a reserve ...

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Leaching of rare earths from Abu Tartur (Egypt) …

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WebAbu Tartur. Prospect in Egypt with commodities Sulfur-Pyrite, Phosphorus-Phosphates. Map. XML. JSON. KML. Geologic information. Identification information. Deposit ID.

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(PDF) PHOSPHITE ORE DEPOSITS

4) Biogenic (or Guano ; or Island) deposits, 5) Phosphate deposits as a result of weathering. Approximately 75% of the world's phosphate resources are won from. sedimentary, marine ...

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The potential production of rock-based fertilizer and …

The Abu-Tartur plateau, study area, is considered to be an important phosphate mining site that contains two thirds of the total phosphate reserve of Egypt …

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Mineralogical and Technological Aspects of Phosphate Ore …

The object of the study was apatite-nepheline ore of the Khibiny deposits group (Russia) and phosphate ore of the Abu-Tartur deposit (Egypt). For the development of beneficiation schemes and modes, complex studies were carried out on mineral and elemental composition, including optical methods of analysis, electron microscopy using …

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Forms of iron in the phosphorites of Abu-Tartur …

Among the phosphorite deposits in Egypt, the phosphorites of the Abu-Tartur area are characterized by high contents of iron ranging from 3 % to 7 % with an average of 5 %. …

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HIGHLIGHTS ON THE BENEFICIATION TRIALS OF THE EGYPTIAN PHOSPHATE …

Abstract. introduction : Phosphate rocks are vital non-renewable resources and are essential components in agricultural fertilizers and phosphorous-based chemicals [1-4]. About 95% of the phosphate produced around the world is consumed in fertilizer industry [5, 6]. Phosphate deposits can be divided into three groups (і) sea sediments, (іі ...

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ROCK PHOSPHATE

Đặc điểm và Thông số kĩ thuật của Rock phosphate – Lân tự nhiên: Rock phosphate là loại đá trầm tích không vụn chứa hàm lượng khoáng vật photphat cao. Hàm lượng photphat ít nhât là 15-20%. Photphat được tồn …

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Lithologic characterization of the phosphorite-bearing …

The Lower phosphatic member of the least Upper Cretaceous (Campanian) Duwi Formation, south Esna, at the western side of the Nile Valley is important rock unit for its relatively high enrichment of heavy metals and U content. The petrographic, mineralogical, and geochemical characteristics of the studied formation are determined …

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The eastern Mediterranean phosphorite giants: An interplay …

The abundance of iron represented by glauconite and pyrite in the Abu Tartur deposits in southeast Egypt was taken as evidence for the absence of upwelling. This was possibly also the mode for phosphorite formation in the Proterozoic where diversified life forms had not yet evolved and thus the oceanic phosphate cycle was not possible ...

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Distribution of phosphate deposits in Egypt

Phosphate effluents were provided at 10%, 25%, 50%, 75% and . Results were compared with a control group of the same seeds, irrigated with tap water. Based on several germination tests, plant ...

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Petroleum Science and Technology The Petrography, …

This is done using ''14" samples from the shales of the Dakhla and Duwi formations in Abu Tartur area. The samples have been analyzed using the geochemical method of Rock–Eval pyrolysis. The analysis shows that the total organic carbon content lies between 0.56 and 1.96 wt%. It also shows that kerogen is a mixture of type II and III ...

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(PDF) APPLICATION OF THE ROCK MASS CLASSIFICATION

application of the rock mass classification systems to pillar design in longwall mining for abu-tartur longwall phosphate mining conditions September 2013 DOI: 10.21608/jesaun.2013.114931

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