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The mineralogy and chemistry of cement and cement raw materials In the united arab emirates
(
Qatar University
, 1996 , Article)
The raw materials, clinkers and cements from different cement factories in the United Arab Emirates have been investigated using polarizing microscopy, X-ray diffraction (XRD), Scanning electron microscopy (SEM), and ...
The Mineralogy and Chemistry of Urinary Stones from the United Arab Emirates
(
Qatar University
, 1999 , Article)
The purpose of this study is to characterize urinary stones from the United Arab Emirates using mineralogical techniques and compare it with stones in nature. Twenty six urinary calculi were subjected to chemical analysis, ...
The Study Of Compaction Using Seismic Velocity Analyses In East - Baghdad Oil Field (Mid - Iraq)
(
Qatar University
, 1995 , Article)
The present study deals with estimation of empirical equations relating travel time (T) and transit time (T.T) with depth (Z) which are expressed in the forms :
T = BZN + A, log T. T. = - s log Z + H
For this aim, ...
Organic Petrology Of Oil Shales In Quseir-Safaga District, Egypt
(
Qatar University
, 1992 , Article)
The kerogen and hydrocarbon-generating potential of oil shales from three mining districts in the Red Sea province of Egypt have been investigated using microscopy and elemental analysis.
The results reveal that, the ...
Rayn formation, a new name for the permian khuff formation (S. S.) In saudi arabia
(
Qatar University
, 1991 , Article)
The rank of the Khuff Formation (late Carboniferous-late Permian) in Saudi Arabia is raised to group status and it is divided into Unayzah (late Carboniferous-early Permian) and Rayn (middle-late Permian) Formations. The ...
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 ...
Geology, Petrography, Geochemistry And Petrogenesis Of The Egyptian Younger Granites
(
Qatar University
, 1990 , Article)
One hundred and thirty nine new chemical analyses of major and trace elements for 26 plutons and masses pertaining to the Egyptian Younger Granites are presented together with the chemical analyses of 13 biotites, 32 ...
Palaeozoogeography of Shallow Marine Ostracoda from Holocene Sediments-Southern Iraq
(
Qatar University
, 1999 , Article)
The Holocene palaeozoogeography of southern Iraq (Southern Mesopotamian Basin) have been studied according to the distribution of thirteen species of shallow marine ostracoda belonging to twelve genera.
Their distributary ...
Chromite Enrichment in the Recent Fluviatile Sediments, North Iraq
(
Qatar University
, 1999 , Article)
The Recent sediments from North Iraq are characterized by a higher content of chromite. This paper deals with the mineralogy and geochemistry of chromite in the heavy mineral assemblages from Recent fluvial sediments in ...
Stable isotopic composition, stoicometry and origin of Siliceous dolomite of naqb siwa member Bahariya oasis, Egypt
(
Qatar University
, 1994 , Article)
The Lower Campanian Naqb Siwa member exposed near Bahariya Oasis, Egypt, is a shoal ing-upward dolomite sequence that hosts chert nodules and lenses and cavity fillings of quartz and calcite. Dolomite is dominantly replacive, ...