Results 11 to 20 of about 2,089 (196)

Detrital input quantification in lacustrine petroleum systems: An example of the pre‐salt source rocks from the Lower Congo Basin (Congo)

open access: yesThe Depositional Record, 2021
This study describes an integrated workflow designed to quantify detrital input into lacustrine deposits in terms of regional extent and total organic carbon content.
Françoise Behar   +2 more
doaj   +2 more sources

Sedimentology, Palynofacies, and Hydrocarbon Potential of the Early Cretaceous Sarmord Formation from Khabbaz and Kirkuk Oil Fields, Northern Iraq

open access: yesIraqi Geological Journal, 2023
The Early Cretaceous Sarmord Formation of northern Iraq has been studied from two subsurface sections, Kirkuk Oil Field (well K-229) and Khabbaz Oil Field (well KH-14), through petrographic, palynolofacies and organic geochemical analyses.
Sardar Fatah   +6 more
doaj   +1 more source

Palynofacies and Sporomorph EcoGroups-based paleoecology implications for the Dalichai Formation, Andariyeh, central Alborz [PDF]

open access: yesJournal of Stratigraphy and Sedimentology Researches, 2020
The Dalichai Formation at the Andariyeh stratigraphic section in the northeast of Andariyeh village, central Alborz Mountains, was studied by using analyses of the Sporomorph EcoGroups (SEGs) data and associated plant communities and palynofacies in ...
Firoozeh Hashemi Yazdi   +2 more
doaj   +1 more source

Assessing Thermal Maturity through a Multi-Proxy Approach: A Case Study from the Permian Faraghan Formation (Zagros Basin, Southwest Iran)

open access: yesGeosciences, 2021
This study focuses on the thermal maturity of Permian deposits from the Zagros Basin, Southwest Iran, employing both optical methods (Thermal Alteration Index, Palynomorph Darkness Index, Vitrinite Reflectance, UV Fluorescence) and geochemical analyses ...
Amalia Spina   +11 more
doaj   +1 more source

The Hoanh Bo Trough‐a landward keyhole to the syn‐rift Late Eocene–Early Oligocene terrestrial succession of the northern Song Hong Basin (onshore north‐east Vietnam)

open access: yesGeological Journal, Volume 57, Issue 10, Page 4216-4241, October 2022., 2022
The sedimentary pattern and interpretation of the Hoanh Bo Trough evolution match well with the rift initiation, rift development, and rift termination tectonic system tracts of the South China Sea and could be treated as a landward keyhole for the offshore basins of the northern Song Hong Basin.
Anna Wysocka   +10 more
wiley   +1 more source

Termus shale of central Pahang, Malaysia: kerogen typing by palynofacies analysis

open access: yesIOP Conference Series: Earth and Environmental Science, 2022
Abstract Palynofacies study has been done on selected samples fom the Late Jurassic – Early Cretaceous Termus Shale from Kuala Tahan, Jerantut-Jengka and Maran in Central Pahang to study its kerogen properties. Palynofacies study reveals distinct organic matter composition of different biological affinities from the samples where the ...
Azyan Syahira Azmi   +2 more
openaire   +1 more source

A new stratigraphic framework for the Miocene – Lower Pliocene deposits offshore Scandinavia: A multiscale approach

open access: yesGeological Journal, Volume 56, Issue 3, Page 1699-1725, March 2021., 2021
A multiscale stratigraphic framework (combined dinocyst stratigraphy, sequence stratigraphy, and seismic stratigraphy) for the Neogene succession in the Danish North Sea area is presented. Based on this framework, an updated stratigraphic subdivision of the more fragmentary Neogene succession in the well 6407/9‐5 (Norwegian Sea shelf), proposed as the ...
Karen Dybkjær   +6 more
wiley   +1 more source

RECONSTRUCTING KUNGURIAN (CISURALIAN, PERMIAN) TERRESTRIAL ENVIRONMENTS WITHIN A MEGACALDERA IN THE SOUTHERN ALPS (N-ITALY) USING LITHOFACIES ANALYSIS, PALYNOLOGY AND STABLE CARBON ISOTOPES

open access: yesRivista Italiana di Paleontologia e Stratigrafia, 2023
During the Permian, climate experienced a change from icehouse to greenhouse conditions. Few multidisciplinary studies have investigated Kungurian (late Cisuralian) tropical terrestrial ecosystem and climate changes.
Francesca Vallé   +8 more
doaj   +1 more source

Quantitative Biofacies Analysis to Identify Relationships and Refine Controls on Paleosol Development, Prince Creek Formation, North Slope Alaska, USA

open access: yesGeosciences, 2021
Late Cretaceous coastal plain deposits of the Prince Creek Formation (PCF) offer a rare glimpse into an ancient, high-latitude, arctic greenhouse ecosystem for which there is no modern analog.
James R. Bonelli, Peter P. Flaig
doaj   +1 more source

Organic and mineral matter changes due to oil generation, saturation and expulsion processes based on artificial maturation experiments [PDF]

open access: yes, 2014
Hydrous pyrolysis experiments were conducted on immature organic-rich rock with type-I kerogen to evaluate petroleum generation, saturation and expulsion processes.
Araújo, C. V.   +9 more
core   +59 more sources

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