نتایج جستجو برای: large benthic foraminifera

تعداد نتایج: 1043693  

ژورنال: علوم زمین 2018
Abbas Dehkar Kazem Shabani Goorji Mohammad Reza Noora Vali Ahmad Sajjadian

The Fahliyan Formation of Khami Group is hosting important hydrocarbon reserves in Iran and also is a main reservoir rock in the Abadan Plain oil fields which is Neocomian in age. In the studied wells its thickness is about 406 meters. In the Abadan Plain, the Fahliyan Formation transitionally overlies of the Garau Formation and its upper boundary changes into the Gadvan Formation. According to...

Journal: :British journal of earth sciences research 2023

Micropaleontological analysis of sixty (62) ditch cuttings rock samples collected from interval, 7800 feet to 12,002 well AD, located offshore western Niger Delta was carried out for the investigation their age and paleodepositional environment. Standard methods techniques foraminiferal sample processing were followed disaggregate microfauna matrix. The studied interval is predominantly made up...

Journal: :Frontiers in Earth Science 2021

Element incorporation in shell calcite precipitated by foraminifera reflects the chemical and physical properties of seawater lived can therefore be used to reconstruct paleo environmental conditions. One most prominent proxies for past temperature is Mg/Ca foraminiferal calcite. Still, addition temperature, also biomineralization processes impact values. As plays a major role not necessarily c...

Journal: :Minerals 2023

This Special Issue “Bio-Geochemistry of Heavy Metals/Metalloids” contains a series papers that cover range topics highlighting the role microorganisms in ore-forming biochemical processes and potential environmental risk (the first to fourth papers), assessment potentially toxic element contamination using plants living benthic Foraminifera fifth sixth phytoremediation contaminated land seventh...

2005
A. KITCHELL DANIEL PENA

Oxygen isotope data for a Pliocene interval from 3.6 to 2.8 million years ago show a mean increase (0.5 per mil) of benthic 6180 at about 3.2 million years ago, whereas planktic 6180 does not increase. This lack of covariance indicates that the event at 3.2 million years did not result in a permanent increase in the ice budget of either the Northern or the Southern Hemisphere. The history of co...

Journal: :Smithsonian contributions to the Marine Sciences 1981

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