Mineralogical, petrographical, geochemical, diageneses and provenance of the Cretaceous Black Shales, Duwi Formation at Quseir-Safaga, Red Sea, Egypt
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چکیده
منابع مشابه
A combined petrographical-geochemical provenance study of the Newland Formation, Mid-Proterozoic of Montana
A provenance study was conducted on the Mid-Proterozoic Newland Formation, in which petrographical features of sandstones and geochemical characteristics of shales were integrated to arrive at an internally consistent interpretation. Sandstones of the Newland Formation are typically arkosic sands and arkoses with very well rounded quartz and feldspar grains and only minor amounts of extrabasina...
متن کاملA revision of the Upper Cretaceous lepidosirenid lungfishes from the Quseir Formation, Western Desert, central Egypt
We evaluate new lungfish remains from the Upper Cretaceous Quseir Formation in the Western Dessert of southern Egypt. Taxa include Lavocatodus protopteroides, L. humei, L. giganteus, and Protopterus nigeriensis. We treat Lavocatodus as members of Lepidosirenidae based on the presence of a well-defined medial articular surface, in the absence of a symphyseal surface of corresponding prearticular...
متن کاملPrevalence of multiple sclerosis in Al Quseir city, Red Sea Governorate, Egypt.
BACKGROUND Multiple sclerosis (MS) is a chronic and disabling disorder with considerable social effects and economic sequelae. It is one of the major causes of disability in young adults. OBJECTIVES This study aimed at detecting the prevalence of MS among the population of Al Quseir city. METHODS This study is a part of door-to-door survey of major neurological disorders that was conducted ...
متن کاملPrevalence of dementia in Al-Quseir city, Red Sea Governorate, Egypt [Corrigendum]
Dementia is one of the most important public health problems as a result of the rapid increase in the number of elderly persons worldwide. Improvement of prevention strategies and caring for people with dementia should be undertaken. We performed a door-to-door study to screen all subjects aged 50 years and older (n=4,329 of 33,285 inhabitants) in Al-Quseir city. The screening was performed by ...
متن کاملComparative mineralogical and geochemical clay sedimentation in the Betic Cordilleras and Basque-Cantabrian Basin areas at the Cretaceous-Tertiary boundary
The mineralogy and geochemistry of the bulk rock and clay fraction of sediments deposited at the CretaceousTertiary transition and in the KTB layer have been investigated by various methods in two sections from the Betic Cordilleras (Agost, Caravaca) and five sections from the Basque-Cantabrian Basin (Monte Urko, Sopelana, Zumaya, Hendaye, Biarritz). Active terrigenous supply prevailed in both ...
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ژورنال
عنوان ژورنال: Egyptian Journal of Petroleum
سال: 2017
ISSN: 1110-0621
DOI: 10.1016/j.ejpe.2016.06.005