Evaluation of Saudi Phosphate Rocks for Wet Process …
The chemical analysis of the phosphate rock samples obtained from Al-Jalamid and Umm-wual areas are given in Table 5 together with the analysis of the commercially used …
The chemical analysis of the phosphate rock samples obtained from Al-Jalamid and Umm-wual areas are given in Table 5 together with the analysis of the commercially used …
The high-grade phosphorites occur in the uppermost Campanian–Eocene Turayf Group, which is divided from the base up into the Jalamid, Mira and Umm Wu'al formations . …
the Hazm Al-Jalamid area along with environmental impact assessment [1-2]. Deposited available phosphates on Earth include marine, igneous, metamorphic, weathered, and/or biogenic deposits, with phosphate rock deposits as the most abundant source of phosphorus worldwide. Phosphate rock deposits have a wide range
In this study, the activity concentration of 235 U, 40 K, 238 U, 226 Ra, and 232 Th in phosphate rock found in the Kingdom of Saudi Arabia has been measured by gamma-ray spectrometry.
Four samples of phosphate rock were collected from Hazm Al-Jalamid region (North of Saudi Arabia). These samples were treated and characterized using X-ray diffraction pattern XRF analysis, thermal analysis (DSC-TG), IR spectroscopy, scanning electronic microscope (SEM), and elemental analysis (ICP-OES). Crystallographic analysis showed that …
In El-Jalamid phosphate rock samples, the highest REEs concentration values were recorded for La in all samples; followed by Ce and Nd with an average value (range) in ppm of 14.8 (10.8– 22.6), 9.25 (3–13) and 8 (5–11), respectively. The lowest concentration of REEs was recorded for Tm in all samples with an average value (range) 0.28 (0. ...
Phosphate and soil samples collected from Al-Jalamid phosphate mining area have been analysed for their uranium and thorium content by an α-spectrometer using radiochemical techniques.
analysis of phosphate rock from Hazm Al-jalamid area, northern. Saudi Arabia. Int J Basic Appl Sci 3(3):190–198. Aksoy A, Ahmed M, Matter W, El-Naggar Z (2002) Gamma-ray.
In El-Jalamid phosphate rock samples, the highest REEs concentration values were recorded for La in all samples; followed by Ce and Nd with an average value (range) in ppm of 14.8 (10.8–22.6), 9.25 (3–13) and 8 (5–11), respectively. The lowest concentration of REEs was recorded for Tm in all samples with an average value (range) 0.28 (0. ...
Phosphate resources on the Arabian Platform (e.g. Al-Jalamid) have been explored and characterized using borehole (gamma ray & caliper) and surface (microgravity, refraction seismic and telluric ...
phosphate rock found in the northern regions of Iraq and Syria and west into Jordan is sedimentary of Paleocene to Eocene age [31]. Phosphate accumulations are found in Al-Jalamid, Umm Wu'al, Turaif, and As-Sanam (Fig. 1). Al-Jalamid phosphates have been the largest and best-explored deposits in the KSA and are located about 120 km southeast
Four samples of phosphate rock were collected from Hazm Al-Jalamid region (North of Saudi Arabia). These samples were treated and characterized using X-ray diffraction pattern XRF analysis ...
Instrumental neutron activation analyses (INAA) have been used to achieve accurate knowledge about the elemental analysis of phosphate ore deposits collected from Hazm El-Jalamid Northeast of Saudi Arabia. The samples were prepared for irradiation by thermal neutrons using a thermal neutron flux of 7×10 12 n cm −2 s −1 at ACT Lab Canada. The …
Finally, it is found that phosphate rock concentrate products cannot ... phate deposits of Al-Jalamid phosphate mining area. Mining and processing activities started in 2010 in
Four samples of phosphate rock were collected from Hazm Al-Jalamid region (North of Saudi Arabia). These samples were treated and characterized using X-ray diffraction pattern XRF analysis ...
A total of sixty eight surface (0–10 cm) and subsurface (10–20 cm) soil samples from 34 locations have been collected from the region around El-Jalamid phosphate mine, northeast Saudi Arabia (Fig. 1).The samples were collected using a 25×25 cm 2 template (Volchok and De Planque, 1982). The samples have been prepared into finely ground …
Semantic Scholar extracted view of "Discovery of phosphate rock in Saudi Arabia and recommended program of further study" by R. Sheldon. ... Petrology of Early Paleogene phosphorite deposits in Hazm Al-Jalamid, Northwest Saudi Arabia. Mahmoud A. Galmed M. Nasr A. Khater. Geology.
a. Originally described as phosphate rock that could be produced at less than US $40/ton. b. Originally described as phosphate rock that could be produced at less than US $100/ton. Emigh (1972) – No data for Middle East, North Africa. DeVoto and Stevens (1979) – Only for free world. Fantel et al. (1988) – Little or no data for much of ...
It is a known fact that phosphate rocks have high levels of natural radioactivity due to the presence of large concentrations of radionuclides. This work aims to estimate radiation …
Download scientific diagram | XRD spectra of rock phosphate samples at the same grain size of b100 μm. (a) Jalamid phosphate, (b) Umm Wu'al phosphate, (c) Turaif phosphate, (d) As-Sanam phosphate ...
The phosphate deposits of Hazm Al-Jalamid primarily comprise phosphatic peloids and intraclasts, embedded in a well-crystallized sparry calcite cement. ... Sheldon RP (1965) Discovery of phosphate rock in Saudi Arabia and recommended program for further study. U.S. Geological Survey Saudi Arabian Project Technical Letter 22:9.
El-Jalamid Phosphate rock SEM–EDX ICP-MS Saudi Arabia Introduction Sedimentary phosphate ores tend to have relatively high concentrations of U in the range of 50–300 mg/kg, as well as other toxic elements (e.g., Hg, As, Cd and Pb) (El-Arabi …
These phosphate rock concentrates from Al Jalamid is transported 1200 km by rail to Ras Al Khair Industrial City in the Eastern Province of Saudi Arabia, where Ma'aden's Integrated Fertilizer Production Complex is located, Umm Wu'al The Umm Wu'al deposit and surrounds covers Mount Umm Wu'al, which ranges from ~700 to >900 m above sea level.
It is possible to beneficiate the AI-Jalamid phosphate rock. by column flotation to obtain a concentrated product. enough for wet process phosphoric acid production. 2.
Fifteen representative phosphate ore samples were collected from three phosphate mines (Hazm El-Jalamid and Umm Wu'al) in Saudi Arabia and (El-Sibayia) Egypt and analyzed for some elements (Si ...
In order to raise the utilization rate of phosphate resource of Al-Jalamid Mine in Saudi Arabia, a flotation experiment for its phosphate rock was carried out by using WF-01collector that have been produced by Wengfu Phosphate Mine. The results showed that WF-01 collector had extensive adaptability for Al-Jalamid phosphate rock, and the grade of phosphate …
Saudi Arabian Mining Company (Maaden) has tendered the five-year contract to operate the Al-Jalamid phosphate mine, inviting 11 local and international companies to submit bids by 7 October. ... drilling and blasting to move about 25 million tonnes a year of overburden and phosphate rock.
REEs in Hazm El-Jalamid phosphate rock samples have the lowest values of all the phosphate ores studied. The highest REE concentration values were recorded for La in all samples, followed by Ce and Nd, with average values in mg/kg of 14.1, 7.28 and 7.98, respectively. The lowest REE concentrations were recorded for Tm in all samples, with an ...
It is possible to beneficiate the AI-Jalamid phosphate rock by column flotation to obtain a concentrated product enough for wet process phosphoric acid production. 2. This flotation technology gives good beneficiation results, i.e. P 2 O 5 concentration above 35%, recovery above 95% and a lower CaO:P 2 O 5 ratio of 1.53 from a feed containing ...
The company has identified 534 million tonnes of phosphate rock at Al-Jalamid, and the figure could rise to 2 billion tonnes. Mining is due to begin in late 2009. The Al-Jalamid mine is part of an integrated fertiliser scheme being developed by Maaden Phosphate Company, a 70:30 joint venture of Saudi Arabian Mining Company (Maaden) and state ...
Phosphate (P) industries will be one of the main industrial sectors in Saudi Arabia within the next few years. Al-Jalamid phosphate mine, which started operation a few years ago, is one of the biggest mining locations in the Middle East region. ... Elemental analysis of two Egyptian phosphate rock mines by instrumental neutron activation ...
In this study, the activity concentration of 235U, 40K, 238U, 226Ra, and 232Th in phosphate rock found in the Kingdom of ... for Al-Jalamid phosphate rock ores, respectively; (46.10±2.61 Bq kg−1,
It is a known fact that phosphate rocks have high levels of natural radioactivity due to the presence of large concentrations of radionuclides. This work aims to estimate radiation …
the fundamental mineralogical compositions of phosphate rock in the Hazm Al-Jalamid area of Saudi Arabia at different layers originating from an open-pit mine. Microbial communities