Results 1 to 10 of about 177 (79)

Urgonian Type Microfossils of the Dariyan Formation, from Southwest of Iran (Northeast of Shiraz) [PDF]

open access: yesJournal of Sciences, Islamic Republic of Iran, 2017
The Lower Cretaceous Carbonate deposits of the Dariyan Formation of the HighZagros Belt are mainly composed of thick to medium bedded limestone. These depositscontain abundant and diversified benthic foraminifera which have been recovered fromcarbonate ...
M. Yavari   +3 more
doaj   +4 more sources

Sequence stratigraphy of the petroliferous Dariyan Formation (Aptian) in Qeshm Island and offshore (southern Iran) [PDF]

open access: yesProceedings, 2015
A regional sequence stratigraphic model is presented for the Barremian to Lower Albian sedimentary systems of southwest Iran. Illustrated with nine seismic scale outcrop sections, and constrained by new biostratigraphic and chemostratigraphic age dating (ammonites, pelagic forams, orbitolinids and carbon and oxygen isotope curves), it proposes a ...
A. Feizie   +4 more
core   +10 more sources

The effects of facies and diagenesis on the pore-throat sizes in Dariyan Formation, Central Persian Gulf [PDF]

open access: yesJournal of Stratigraphy and Sedimentology Researches, 2021
This study investigates the effect of facies and diagenesis on the pore-throats in 110 m of carbonate rocks of the Dariyan Formation from one well in the central Persian Gulf.
Sepideh Davoodi, Vahid Tavakoli
doaj   +2 more sources

An approach for optimization of controllable drilling parameters for motorized bottom hole assembly in a specific formation [PDF]

open access: yesResults in Engineering, 2023
This study focuses on optimizing drilling parameters when using Positive Displacement Motors (PDMs). In drilling operations involving mud motors, weight-on-bit (WOB) alterations lead to variations in the system's parasitic pressure drop.
Hossein Yavari   +6 more
doaj   +3 more sources

High resolution seismic stratigraphic analysis: An integrated approach to the subsurface geology of the SE Persian Gulf [PDF]

open access: yesJournal of Petroleum Geology, 2006
Papers included in this dissertation: Paper 1: Farzadi, P. 2006a. The development of Middle Cretaceous carbonate platforms, Persian Gulf, Iran: Constraints from seismic stratigraphy, well and biostratigraphy. Petroleum Geoscience, 12, 59-68.
ALDABAL M.A.   +27 more
core   +2 more sources

Geochemical Evaluation of the Kazhdumi Formation in the Northwest of the Persian Gulf [PDF]

open access: yesJournal of Stratigraphy and Sedimentology Researches
The Kazhdumi Formation (Albian) consists of shale to limestone and marl facies, considered as one of the most important source rocks in the north of the Arabian Plate.
Sadegh Barati Boldaji   +5 more
doaj   +3 more sources

Investigating the reliability of Gamma Deviation log in sequence stratigraphic studies: Dariyan Formation, the central Persian Gulf [PDF]

open access: yesJournal of Stratigraphy and Sedimentology Researches, 2020
In this study, 110 m of carbonate rocks from one well of the Dariyan Formation in the central part of the Persian Gulf were investigated by using 390 thin-sections and gamma ray data.
Sepideh Davoodi   +2 more
doaj   +1 more source

Identifying Gas-bearing Carbonate Reservoir Using Extended Elastic Impedance [PDF]

open access: yesIranian Journal of Oil & Gas Science and Technology, 2020
It is difficult to identify the carbonate reservoirs by using conventional seismic reflection data, especially in cases where the reflection coefficient of the gas-bearing zone is close to that of the carbonate background.
Hessam MansouriSiahgoli   +3 more
doaj   +1 more source

Intrashelf basin record of redox and productivity changes along the Arabian margin of Neo-Tethys during Oceanic Anoxic Event 1a [PDF]

open access: yes, 2023
The biotic, environmental, climatic, oceanic, and sea-level perturbations during the Early Aptian Oceanic Anoxic Event (OAE) 1a have been extensively documented from both deep- and shallow-marine deposits worldwide.
Chen, Xi   +7 more
core   +2 more sources

Investigation of palaeotemperature changes trend in Aptian–Albian carbonate deposits of the Zagros Fold-Thrust Belt based on oxygen isotope data [PDF]

open access: yesJournal of Stratigraphy and Sedimentology Researches, 2019
I Abstract In this study, geochemical (including elemental and stable isotope) data were used for study of climatic changes during the deposition of Aptian carbonate of the Dariyan Formation in the Zagros Fold-Thrust Belt.
Seyed Mohammad Ali Moosavizadeh
doaj   +1 more source

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