The Phosphate Mining in Egypt: Geology and …
Stratigraphic observations comprise assessment of the boundaries of various rock ... concentration at Abu Tartur is 29.78 percent, with an average of roughly 26 % P 2 O 5. 11
Effects of Weathering on Glauconite: Evidence from The Abu Tartur …
Effects of Weathering on Glauconite: Evidence from The Abu Tartur Plateau, Egypt - Volume 60 Issue 1. ... The potential production of rock-based fertilizer and soil conditioner from phosphate mine wastes: A case study from Abu-Tartur plateau in the Western Desert of Egypt. Journal of Cleaner Production, Vol. 329, Issue., p.
Open Access Dissolution Kinetics of Lanthanides from …
from Abu-Tartur phosphate rock using Tartaric acid; in order to assess the dissolution mechanism and establish an ... effects of reaction time, Tartaric acid concentration, liquid/ solid ratio, temperature and mechanical stirring speed on the dissolution process have been investigated. 3.1.1. Effect of reaction time
Facies characteristics, diagenetic phenomena, and the impact …
The contents of natural radionuclides (226Ra, 232Th and 40K) were measured in sedimentary phosphate rock samples (Abu-Tartur phosphate, Western Desert Egypt) by using gamma spectrometry (NaI (Tl ...
Glauconite facies developed sequentially in the Abu Tartur …
Careful field and petrographic inspections of glauconite in Abu Tartur led to a general belief that the origin of the glauconite sediments is linked to the effects of hydrodynamic and physicochemical mechanisms (Glenn and Arthur 1990; El Ayyat et al. 2018). The dominance of suitable physicochemical conditions was important for piling up ...
Effects of Weathering on Glauconite: Evidence from the Abu Tartur …
The potential production of rock-based fertilizer and soil conditioner from phosphate mine wastes: A case study from Abu-Tartur plateau in the Western Desert of Egypt Article Nov 2021
The potential production of rock-based fertilizer and soil …
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.
Glauconite facies developed sequentially in the Abu Tartur …
The Abu Tartur region was transgressed by deltaic conditions with a shallow-water marine shelf. The predominance of glauconites and their associated iron-rich cements …
Selective leaching kinetics and upgrading of low-grade …
The dissolution kinetics of the Abu-Tartur phosphate rock using dilute hydrochloric acid has been investigated. The influence of acid concentration, liquid/solid ratio, particle size and temperature … Expand
Sedimentological Origin and Environmental Impact of El …
Zayat area on the southern scarp at the central part of the Abu Tartur Plateau.The chemical analyses data show that the average values of V/Cr in the studied shales are higher than 2, which may indicate that all of the studied sediments were deposited under anoxic depositional conditions. The Cr/Ni ratios
The potential production of rock-based fertilizer and soil …
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. Although phosphorites contain sufficient concentrations of the valuable plant-nutrients (e.g. 18.29 wt% P 2 O 5, 35.29 wt% CaO, and 14.43 wt% SO 3), it holds unallowable …
[PDF] SEDIMENTOLOGICAL AND TECHNOLOGICAL STUDIES OF ABU TARTUR …
Newly conventional combination of sedimentological and technological studies aid in estimation of the resource potential of the Upper Cretaceous clays of Duwi Formation Abu Tartur plateau Western Desert, Egypt. This formation consists of interbedded black to Grey shale, phosphatic and glauconitic sandstones. The granulometric, mineralogical, and geochemical analyses …
Dissolution Kinetics of Western Deseret Phosphate Rocks, Abu Tartur …
The dissolution kinetics of the Abu-Tartur phosphate rock using dilute hydrochloric acid has been investigated. The influence of acid concentration, liquid/solid ratio, particle size and temperature was studied to explore the dissolution kinetics of phosphate rock. It was found that the leaching rate increases with increasing the acid concentration, liquid/solid ratio, temperature and ...
Leaching of rare earths from Abu Tartur (Egypt) phosphate rock …
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 could be industrially feasible. Preliminary …
impact of abu tartur rock
impact of abu tartur rock. MASTERARBEIT . The Abu Tartur mine is located in the Western Desert of Egypt, 50 km west of El Kharga City. Geologically, the Abu Tartur plateau is built by a sequence of Upper Cretaceous (Campanian – Maastrichtian) phosphorites, black shales and glauconitic sandstones. The phosphate deposits are of great economic ...
Phosphate Mining Wastes at Abu Tartur Mine Area, …
Abu-Tartur phosphate mine is the largest phosphate mine in Egypt. The mine located adjacent to Abu Tartur plateau, some 50 Km to the west of El Kharga Oasis, Western Desert of Egypt (Figure 1). The estimated phosphate ore reserves in the area may reach up to billion tons. An extensive geological drilling exploration
Beneficiation of Abu Tartur phosphate rock by leaching …
It was found that upon treatment of ground Abu Tartur phosphate rock with dilute acetic acid the % P2O5 can be raised to 28.6% from an original value of 25.6 % P2O5 with a phosphate recovery of 97 ...
Phosphate Mining Wastes at Abu Tartur Mine Area, …
The purpose of this work is to characterize and assess the adverse environmental and human health impact associated with the mining and beneficiation activities at the Abu Tartur …
Geochemical characterizations, pollution monitoring, and …
Abu Tartur area is situated between latitudes 25°10ʹ and 25°50ʹ N and longitudes 29°25ʹ and 30°15ʹ E in the south-western sector of Egypt, lying about 650 km from Cairo (Egypt's Capital), where it belongs to New Valley Governorate (Fig. 1a). It extends into an arid climate zone, with hot summer months; meanwhile, the area is sometimes affected by sporadic …
Evaluation and Optimization of Abu Tartur Egyptian …
Abu Tartur phosphate deposit is one of the largest phosphates mining area (1000 million tons and 200 million tons proved) in the Middle East Rock phosphate sample is
Effects of Weathering on Glauconite: Evidence from the Abu Tartur
Clays and Clay Minerals, Vol. 60, No. 1, 76–88, 2012. EFFECTS OF WEATHERING ON GLAUCONITE: EVIDENCE FROM THE ABU TARTUR PLATEAU, EGYPT B R IG I T TE P E S TI T SC H E K 1, S U SA N N E G IE R 1, M A HM O U D E S SA 2, 1 AND H A NS K U R Z WE I L 1 Department of Geodynamics and Sedimentology, University of Vienna, 1090 Vienna, …
Geochemistry and microprobe investigations of Abu Tartur …
Abu Tartur phosphorites are considered as highest-grade in Egypt (attain average of 25 wt.% P 2 O 5) and considered as one of the most important factors in development in Abu Tartur area.Preliminary exploration of the mining area (about 108 km 2) led to an estimation of 987 million tons as economic reserve with an average of P 2 O 5 content not less than 25 wt.%.
Effects of Weathering on Glauconite: Evidence from the …
One specific glauconite-bearing layer at the surface (Layer 16) of the Abu Tartur phosphate mine, located in the Western Desert of Egypt, was studied in detail and compared to a fresh, …
Sedimentological and technological studies of Abu Tartur …
Newly conventional combination of sedimentological and technological studies aid in estimation of the resource potential of the Upper Cretaceous clays of Duwi Formation Abu …
Recovery of lanthanides from Abu Tartur phosphate rock, …
The phosphate rock contains trace amounts of uranium and lanthanides. When treating this rock with H2SO4 produces phosphoric acid together with 5 times of its quantity of phosphogypsum (PG)…
(PDF) Radiological Evaluation of Abu-Tartur Phosphate in …
The contents of natural radionuclides ( 226 Ra, 232 Th and 40 K) were measured in sedimentary phosphate rock samples (Abu-Tartur phosphate, Western Desert Egypt) by using gamma spectrometry (NaI (Tl) 3"3 3"). Phosphate and environmental samples were collected from Abu-Tartur phosphate mine and the surrounding region.
Upper Cretaceous siderite concretions of Abu Tartur, Egypt
Hassan et al. (2022) have been documented the field occurrence of flattened siderite concretions in Abu Tartur sediments. They attributed the flattened siderite concretions to the high degree of compaction as a consequence of Cretaceous earthquakes.
Sedimentological Origin and Environmental Impact of El …
Twenty representative shale samples were collected from a vertical lithostratigraphic section including (Quseir Shale Member of Nubia Formation, Duwi Formation and Dakhla Formation) …
Late Campanian Climatic-Continental Weathering …
Climatic variability and silicate weathering are remarkable features throughout the Late Cretaceous period. Late Campanian black shale is considered the most significant silicate source rock in the southern Tethys. Here, we used mineralogical and geochemical data to evaluate the continental weathering intensity and climatic changes as well as their impact on …
Facies characteristics, diagenetic phenomena, and the impact …
Facies characteristics, diagenetic phenomena, and the impact of clay minerals on the dolomitization of Abu Tartur phosphorites (Western Desert, Egypt) Research; Published: …