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WebApr 10, 2024 · The phosphorite deposits in Egypt belong to the Duwi Formation, which is widely distributed within the Red Sea, Nile Valley and Western Desert (Abu-Tartur Plateau) (Said, 1990; Glenn and Arthur, 1990; Awadalla, 2010; El-Kammar et al., 2024; Abou El-Anwar and Abd El Rahim, 2024; Baioumy and Farouk, 2024). The proven reserves of Duwi … WebNov 13, 2024 · Forty-five fossil teeth were collected from the Late Cretaceous Duwi Formation, at Gebel Duwi, central Eastern Desert, Egypt. The collected teeth were assigned to four species in genus...
The Duwi Formation represents the first onset of fully marine conditions in Egypt accompanying the major late Cretaceous marine transgression of this region. With few exceptions, these sediments were deposited in shallow epeiric seas, which flanked the southern margin of the Tethyan trough. See more Detailed stratigraphic and petrographic studies have revealed that the sequences of Duwi Formation in the Western Desert area can be divided … See more Considering the vertical evolution of the recognized facies in the study area, the stratigraphic sections show a hierarchical organization of 20 rhythmic bedding (cycles) defined by … See more The mechanisms thought to result in the formation of shallowing–upward cycles have been discussed and reviewed in numerous studies … See more WebZeitoun formations, with fair to good organic richness, producing oil and gas, which entered the oil window in 143.91, 162.87, and 167.31 Ma, and entered the wet gas in ... Duwi, and Abu Qada formations with kerogen type I and type II, respectively, and… عرض المزيد Geochemical studies were applied to evaluate the possible source ...
WebDec 1, 2024 · The Duwi Formation is spread over several hundreds of kilometers, from the Western Desert up to the River Nile Valley, and in the Eastern Desert up to the Red Sea … WebDu Wei may refer to: . Du Wei (Three Kingdoms) (fl. 190s–220s), official of the Shu Han state in the Three Kingdoms period Du Chongwei or Du Wei (died 948), general during the Five …
WebThe Upper Cretaceous rocks are represented by Taref, Duwi, and Dakhla formations while the Tertiary rock units are represented by Tarawan, Thebes, Nakheil, Um Mahara, Um Gheig and Shagra formations [29] . Quaternary and Wadi deposits are mainly pebbles of sand, detritus, cobbles and little boulders filling the main wadis.
WebThe younger granites and Duwi Formation have the highest radiometric values. The lowest values exist over ophiolitic metagabbro, basic metavolcanics, metasediments, serpentinites, and Umm Gheig Formation. readiness conciergeWebApr 1, 2024 · Duwi Formation has a great geologic and economic importance in the Eastern Desert; it contains many economic deposits, such as phosphorites. The occurrence of black shale intercalated with, underlined and capped the phosphorite mined bed gives these deposits special importance owing to their enrichment with organic matter and trace … readiness checklist for face to face classesWebGeochemical data show that samples from the Duwi Formation are Type-II and Type-II/III kerogens. Based on low HI values and low abundance of AOM, palynofacies association-A samples indicate... readiness collectivereadiness condition 1WebMar 1, 2024 · Phosphorite deposits in Egypt, known as the Duwi Formation, are a part of the Middle East to North Africa phosphogenic province of Late Cretaceous to Paleogene age. They are found in: the Nile Valley, between Idfu and Wadi Qena, the Red Sea Coast, between Safaga and Quseir, Abu Tartur plateau in Western Desert and Sinai. how to strap a horseWebDec 1, 2024 · Twelve oil shale samples were collected from Duwi Formation from four mines (Mohamed Rabah, Um Huetate, El Nakheil and El Beida phosphate mines) at Safaga–Quseir area, Red Sea Coast, Egypt. The weathering impressions on the samples were brushed off, deried at 60oc and powdered to less than 63 µm using sieving analysis. readiness chineseWebDr. ‘Dunni is the award winning mum empowerment coach, family doctor, and CEO of Druwa Academy, the platform where we help mothers step out of overwhelm, exhaustion & … how to strap a foot for support