Browsing Qatar University Science Journal - [From 1981 TO 2007] by Subject "الجيولوجيا"
Now showing items 21-40 of 119
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Diagenesis of the middle eocene "nummulite bank" of The giza pyramids plateau, Egypt: petrologic and 18o/16o evidence
( Qatar University , 1994 , Article)The Middle Eocene "nummulite bank" of the Giza Pyramids Plateau has been extensively altered diagenetically. The result of a study involving petrography, cathodoluminescence, and 18O/160 and 13C/12C data, provide information ... -
Diagenetic Trends In The Pleistocene Calcareous Ridges, Mersa Matruh Area, Egypt
( Qatar University , 1993 , Article)Ooids are a major constituent of the Pleistocene carbonates along the northwestern coastal ridges of Egypt. For a detailed diagenetic study of the rocks, the Mersa Matruh area was selected. Petrographic examination shows ... -
Dinoflagellate Cysts and Miospores from the Albian - Cenomanian Sequence of the Qarun 2 - 1 Borehole, Western Desert, Egypt
( Qatar University , 1993 , Article)Rich distinctive dinoflagellate cyst assemblages together with significant numbers of miospores were recovered from seven cuttings samples in the Qarun 2 - 1 borehole between 2718 - 2854 m. This association represents a ? ... -
Distribution And Mineralogy Of The Clay Deposits In Saudi Arabia
( Qatar University , 1993 , Article)The main goal of this paper is to characterize the mineral clay deposits in Saudi Arabia; especially their mineral composition, deposit size, geological setting and possible uses. Different published reports and papers on ... -
Early Cretaceous Dinoflagellate Cysts And Miospores From The Mersa Matruh 1 Borehole, North West Desert, Egypt
( Qatar University , 1994 , Article)This study aims to document the Neocomian to Aptian palynological assemblages recorded in the Mersa Matruh borehole, north West Desert, Egypt. These palynological assemblages, consisting mainly of dinocysts, miospores and ... -
Earth Resistivity And Self-Potential Study On The Area East Of Sohag City And Their Groundwater Implications
( Qatar University , 1993 , Article)Nineteen field vertical electrical soundings have been made in the area east of Sohag to provide hydrogeologic information for groundwater exploration. These sounding are interpreted using programs for the automatic ... -
Efficiency Of Ground Water Resources In Northeast Sinai Peninsula, Egypt
( Qatar University , 1993 , Article)The present study deals with actual quantitative and qualitative evaluation of the groundwater resources in El Sheikh Zuwayid-Rafah area, the northeast coast of Sinai Peninsula. The quantitative analysis is achieved by ... -
Electrical Properties Of The Lower Eocene Rocks In Qatar
( Qatar University , 1987 , Article)Thirteen limestone samples representing the Rus Formation (Lower Eocene) are selected' from four locations in Qatar Peninsula. These samples are subjected to electrical resistivity, porosity, shaliness factor and water ... -
Empirical Investigation Of Wave Velocities In Bahariya Formation, Western Desert, Egypt
( Qatar University , 1994 , Article)In the Meleiha Oil Field, Western Desert of Egypt, eleven selected drilled wells were chosen to investigate the seismic velocities in the Bahariya Formation. The velocity-depth relations were studied and equated. The ... -
Evaluation Of Hydraulic Parameters For Dara Area (Gulf Of Suez), Egypt
( Qatar University , 1991 , Article)This work aims to furnish a basis for evaluating the water resources in Dara Area which is one of the vergin areas assigned for the purpose of land reclamation. Analysis of pumping and recovery tests performed in the study ... -
Evaluation of quaternary aquifer between qena and luxur. (Nile Valley, Egypt)
( Qatar University , 2001 , Article)In order to evaluate the hydrogeological setting of the Quaternary aquifer and the related geological structures controlling its characteristics. A total of 50 vertical electrical soundings (VES.s) were conducted along 13 ... -
Evaluation Of Soil And Water Resources In Wadi Wardan, Sinai, Egypt, Using Electrical Resistivity Method
( Qatar University , 1985 , Article)A number of 15 Vertical Electrical Soundings were carried out in the Delta of Wadi Wardan, on the western coastal zone of Sinai, about 55 km south of Suez. The study objectives were to find out the change in thickness of ... -
Evidence of an authigenic origin for palygorskite in a Middle Eocene carbonate sequence from North Qatar.
( Qatar University , 1997 , Article)The "Simisma Member" from the Ras Laffan area in North Qatar is mainly composed of dolomites of shallow marine origin. Clay minerals contained in the dolomite (average 4%) are mainly palygorskites. There is no indication ... -
Factor analysis of integrated radiometric data as an aid In geological mapping of gebel eneigi area South Eastern Desert, Egypt
( Qatar University , 1994 , Article)Factor analysis technique was applied to airborne gamma-ray spectrometric data of Gebel Eneigi Area, South Eastern Desert of Egypt where the concentration maps of U, Th, K and their ratios besides the Tc (total count map) ... -
Ferricretes of the Early Tertiary Dammam Formation in the Dukhan Area, Western Qatar: mineralogy, geochemistry, and environment of deposition
( Qatar University , 2003 , Article)Ferricretes of the Middle Eocene Dammam Formation, Western Qatar, were investigated using petrographic and ore microscopy, IR TGA, XRD, and geochemical analyses. The ferricretes mainly consist of goethite, which is very ... -
Foraminifera And Age Of The Araej Formation In The Dukhan Oil Field, Western Qatar Arabian Gulf
( Qatar University , 1992 , Article)The detailed examination of the three members of the Araej Formation (lower Araej, Uwainat and upper Araej) in four wells, in the Dukhan Field, led to the identification of 36 foraminiferal species. Of these, 29 species ... -
Formation Parameters Of The Lower Eocene Rocks In Qatar
( Qatar University , 1986 , Article)The study of some carbonate rock samples collected from four different locations in Qatar and attributed to the Rus Formation (Lower Eocene) reveals that these rocks are mainly heterogeneous in their petrophysical ... -
Geochemical Model And Normalization For Heavy Metals In The Bottom Sediments, Dubai, UAE.
( Qatar University , 1999 , Article)Dubai creek can be considered as the focal point of Dubai. It has great importance for trading and aesthetic values. Total and leachable heavy metals (Cd, Co, Ni, Pb and Zn), organic carbon and total carbonate were studied ... -
Geochemical studies using trace elements analysis of source rocks and related crude oil in the Gulf of Suez, Egypt
( Qatar University , 1997 , Article)The occurrence and distribution of trace elements in source rocks and crude oils is used to asses the process of geochemical exploration. Rock and crude oil samples representing the giant fields of the Gulf os Suez province ... -
Geochemistry and Petrogenesis of a Late Proterozoic Volcanic Sequence in the Magal Gebriel Area, South Eastern Desert, Egypt
( Qatar University , 2000 , Article)Metabasalts and meta-andesites together with small amounts of metadacite constitute the Magal Gebriel volanic suite. Restricted amounts of unmetamorphosed rhyolitic rocks are also present. The metavolcanics show a wide ...