Results 1 to 10 of about 3,153 (50)

Global regression evidence in the Middle Miocene strata in the Zanjan area [PDF]

open access: yesJournal of Stratigraphy and Sedimentology Researches, 2022
The study of the effect of global regression on the Middle Miocene (upper parts of the Qom Formation and Lower parts of the Upper Red Formation) strata has been carried out on two stratigraphic sections in the Zanjan area, northwest Iran.
Javad Rabbani, Afshin Zohdi
doaj   +1 more source

Temporal and spatial distribution of the Qom Formation pyroclastic deposits with special emphasis on SE Kerman Province: Their application in (tephra) event stratigraphy [PDF]

open access: yesJournal of Stratigraphy and Sedimentology Researches, 2022
This article is the first published example of the application of (tephra) event stratigraphy in the Qom Formation as well as the temporal and spatial distribution of the Qom Formation pyroclastic deposits. The presence of igneous (volcanic) associations
Ebrahim Mohammadi
doaj   +1 more source

Diagenetic facies determination and reservoir quality evaluation of the Gadvan Formation sandstones of some wells in the western fields of Abadan Plain [PDF]

open access: yesJournal of Stratigraphy and Sedimentology Researches, 2021
The sandstones of Gadvan Formation (Barremian–Aptian) in the Abadan Plain show a wide range of porosity and permeability due to their complex diagenetic history. Therefore, their petrography was investigated by polarizing and scanning electron microscopy.
Fatemeh Ramezani   +3 more
doaj   +1 more source

Sequence stratigraphy and microfacies of the Sarvak Formation, west of the Hendijan–Bahregansar–Nowrooz Palaeohigh [PDF]

open access: yesJournal of Stratigraphy and Sedimentology Researches, 2023
The Sarvak Formation is one of the most important oil reservoirs in southwestern Iran. The Hendijan–Bahregansar–Nowrooz strike-slip Fault (HBNF) is known as a major fault system in the northwestern of the Persian Gulf, extending for approximately 700 ...
Solmaz Sadeghi   +2 more
doaj   +1 more source

Palaeoesedimentary environment, sequence stratigraphy and geochemistry of the Taleh Zang Formation in Ritt Anticline, southeastern Lorestan Basin [PDF]

open access: yesJournal of Stratigraphy and Sedimentology Researches, 2023
The carbonate deposits of the Taleh Zang Formation are exposed extensively in the southeastern to northern Lorestan zone, SW Iran. The thickness of the shallow water carbonate Taleh Zang Formation in Ritt Anticline is 84.5 meters.
Iraj Maghfouri Moghaddam   +1 more
doaj   +1 more source

Biostratigraphy of the Pabdeh Formation based on planktonic foraminifera in the Tang-e-Chogan section in Interior Fars, Zagros Basin [PDF]

open access: yesJournal of Stratigraphy and Sedimentology Researches, 2023
The biostratigraphy of the marly-limestone Pabdeh Formation has been studied in a section located in the Interior Fars (folded Zagros). Five assemblage biozones of plankton foraminifera with Early Eocene to Late Eocene age were identified in the studied ...
Zahra Khaloasgari   +2 more
doaj   +1 more source

Sedimentary facies and depositional environment of the Aitamir Formation in the Gorgan Plain: A wave-dominated shoreface model [PDF]

open access: yesJournal of Stratigraphy and Sedimentology Researches, 2021
: The siliciclastic sediments of the Aitamir Formation (Albian–Cenomanian) at the Oghchi locality of the Gorgan Plain consist of a thick succession of the black-grey shales and thin to very thick-bedded sandstone, deposited in a shoreface to offshore ...
Mahmoud Sharafi   +5 more
doaj   +1 more source

Evaluation of erosion risk map based on hierarchical decision tree method, a case study: Semnan drainage basin [PDF]

open access: yesJournal of Stratigraphy and Sedimentology Researches, 2018
Introduction: Today, Soil erosion has become one of the biggest problems in the country, especially in arid and semi-arid including Semnan. Effective and long term water and soil conservation programs require the concentration of resources on limited ...
Khalil Rezaei
doaj   +1 more source

Sedimentary and geochemical characteristics of coastal deposits in Hormoz Island in the south of Iran [PDF]

open access: yesJournal of Stratigraphy and Sedimentology Researches, 2020
Hormuz Island at the entrance of the Persian Gulf and Oman Sea is a symbol of Iranian diapirism and the Hormuz series. In considering the location of the island and the development plans for Hormuz Island, it is important to know the composition and ...
Mehdi Gholamdokht Bandari   +2 more
doaj   +1 more source

Provenance and depositional environment of the Neogene alluvial deposits of the Birjand Plain (South Khorasan) [PDF]

open access: yesJournal of Stratigraphy and Sedimentology Researches
The study area includes the Neogene alluvial terrace units of Birjand city, which are composed of conglomerate, sandstone and mudstone deposits. Field and petrographicstudies of eight alluvial profile sediments were carried out to investigate the ...
Maryam Mortazavi Mehrizi, Aliyeh Ashrafi
doaj   +1 more source

Home - About - Disclaimer - Privacy