نتایج جستجو برای: marly

تعداد نتایج: 194  

Journal: :Journal of Petroleum Exploration and Production Technology 2022

Abstract The present work is based mainly on core rock samples investigation of CSS-38 well, northwest Gulf Suez, Egypt. cores cover the whole South Gharib Formation (upper Miocene). stratigraphic succession Suez includes three mega units, recorded from old to young as pre-rift, syn-rift, and post-rift sediments. syn-rift sediments are Nukhul, Rudies, Kareem, Belayim Equivalent, Gharib, Zeit. r...

Journal: :Mediterranean geoscience reviews 2023

In northern Tunisia, the Cretaceous period is described as a spectacular episode of soft-sediment deformations exposed for several kilometers. These gravity-driven are interpreted to be associated with Tethyan passive margin rifting. Slump folds and fault kinematics analysed in order characterize structural style Northern Tunisia basin during period. As result, Early sedimentation reflects syn-...

Journal: :Land 2023

The increased accessibility of drone technology and structure from motion 3D scene reconstruction have transformed the approach for mapping inaccessible slopes undergoing active rockfalls generating virtual outcrop models (VOM). Poggio Baldi landslide (Central Italy) its natural laboratory offers possibility to monitor characterise slope define a workflow rockfall hazard analysis. In this study...

Journal: :kuwait journal of science 2021

Lithostratigraphy and microfacies analysis of the Avanah Formation (Middle Eocene) were studied in Gomaspan section Bina Bawi anticline, northeast Erbil city, Kurdistan Region, Iraq. The field observations refer that formation attains 56 m medium to thick bedded yellow limestone, grey dolomitic limestone blue marly interbedded with thin beds marl dark shale an interval sandy middle part red mud...

Journal: :Comptes Rendus Geoscience 2023

An integrated stratigraphic analysis of the Coimbra Formation was performed in S. Pedro de Moel outcrops Lusitanian Basin (Portugal). This unit is dated from lower–upper (Oxynotum Chronozone) Sinemurian and subdivided into eight informal subunits. Except for its base, consisting dolostones microbialites, much succession consists bioclastic bioturbated micritic centimetric–decimetric limestones ...

2009
J. Riley

Environmentalsensitivity is of&n the most significant limitation to the practicalstability oJrubidium frequency standards(RFS). For example, temperuture sensitivity can cause a rapid frequency change of several parts in 10'' for a tactical RFS that has an aging of only l ~ l O ~ ~ / m o n t h . Ot er importunt envirorzmerztul factors w e buromtric pressure, vibrution, magneticfield, and nuclear...

2009
Ahmed Abdalla J. Gharaibeh

The dominant structural feature of Jordan is the north-south trending Dead Sea Rift. It is an active part of the African-Syrian Rift, which extends for about 6000 km, from east Africa through the Red Sea, Wadi Araba, Dead Sea, Jordan Valley to south Turkey. The groundwater aquifers of Jordan are divided into three main complexes: A deep sandstone aquifer complex, an Upper Cretaceous aquifer com...

2017
Monique Fort

In the Himalayas, the consequences of climate change are a fairly debated issue, mainly questioning the availability of water resources to the lowland population. North of the monsoon Himalayas, a semi-arid, continental climate prevails and settlements rely economically mostly on irrigated crops, high altitude rangelands, trade and tourism. The upper Kali Gandaki (Mustang) is situated in this a...

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