Results 31 to 40 of about 15,513 (269)

The palaeoecology of two Scottish encrinites: Jurassic crinoid assemblages from the Trotternish Peninsula, Isle of Skye, Scotland [PDF]

open access: yes, 2009
Despite a long history of investigation, articulate crinoids from the Jurassic of Scotland have not received great attention compared to their counterparts in Southern England or continental Europe; this is thought to be largely due to poor preservation.
Clark, N.D.L., Hunter, A.W.
core   +1 more source

Sequence stratigraphy, sedimentary characteristics of barrier coastal sedimentary system of the Benxi Formation (Gaoqiao area, Ordos basin) and favorable reservoir distribution

open access: yesEnergy Reports, 2021
Benxi Formation is an abundant natural gas reservoir in Gaoqiao area. Therefore, it is essential to analyze the sequence and sedimentary characteristics of the Benxi Formation to predict the distribution of favorable gas reservoirs .
Xin Xu   +10 more
doaj   +1 more source

PETROGRAPHY OF PALEOGENE CARBONATES IN KALAMULA AND KHURSHEEABAD AREA, KAHUTA, AZADKASHMIR [PDF]

open access: yesEarth Science Malaysia, 2017
: The rocks exposed in the study area are carbonates of Lockhart Limestone. The carbonates are nodular, thin to thick bedded, fossiliferous with minor intercalcations of marl.
Ahmer, Muhammad
doaj   +1 more source

Microfacies, sedimentary environmental model and relative sea level change of marly strata of the Qom Formation in Zarrin-Abad section, South of Zanjan [PDF]

open access: yesJournal of Stratigraphy and Sedimentology Researches, 2020
In order to reconstruct the sedimentary environment of marly strata related to the upper parts of Qom Formation, one stratigraphic outcrop have been studied.
Javad Rabbani   +2 more
doaj   +1 more source

Contrasting carbonate depositional systems for Pliocene cool-water limestones cropping out in central Hawke's Bay, New Zealand [PDF]

open access: yes, 2004
Pliocene limestone formations in central Hawke's Bay (eastern North Island, New Zealand) accumulated on and near the margins of a narrow forearc basin seaway within the convergent Australia/Pacific plate boundary zone.
Andrews P. B.   +20 more
core   +2 more sources

Microfacies and depositional environment of Jeribe Formation (Middle Miocene) in the selected sections in Bekhair anticline, northwestern Kurdistan region of Iraq

open access: yesKuwait Journal of Science, 2023
Microfacies analysis and depositional environment of Jeribe Formation (early Middle Miocene) were studied for the first time in two outcrops (Karin and Qadia villages) within the Bekhair anticline in the High Folded Zone, Zakho area, northwestern part of
Ahmed M. Aqrawi   +3 more
doaj   +1 more source

Microfacies characteristics and reservoir potential of Triassic Baikouquan Formation, northern Mahu Sag, Junggar Basin, NW China

open access: yesJournal of Natural Gas Geoscience, 2019
By using data such as lithology, thin sections, sedimentary structure, particle size, logging facies signs, mercury intrusion, porosity and permeability from 34 wells, 11 types of sedimentary microfacies were divided in this study.
Xinchuan Lu   +7 more
doaj   +1 more source

Microfacies associations of Middle and Upper Triassic slope and basin carbonates deposited along the Neo-Tethyan margin, NE Hungary [PDF]

open access: yes, 2015
Microfacies types presented here are based on thin section analysis of more than 1.500 samples from drilling cores, surface sections and several outcrops from Middle and Upper Triassic slope and basin carbonates in the Aggtelek‒Rudabánya Hills (Hungary).
Hips, Kinga, Horváth, Balázs
core   +1 more source

Microfacies evidence for the evolution of Miocene coral-reef environments in Cyprus

open access: yesPalaeogeography, Palaeoclimatology, Palaeoecology, 2021
Cyprus is one of the few areas of the Mediterranean where lower and upper Miocene coral-reefs occur in close proximity and is thus well suited to investigate how environmental and geological changes affected the reefs and their associated shallow-marine ...
G. Coletti   +6 more
semanticscholar   +1 more source

New biostratigraphy and microfacies analysis of Eocene Jahrum Formation (Shahrekord region, High Zagros, West Iran). A carbonate platform within the Neo-Tethys oceanic realm

open access: yesBSGF - Earth Sciences Bulletin, 2023
The Eocene Jahrum Formation in High Zagros was studied in Kuh-e- Soukhteh and North Gahrou sections (southwest of Shahrekord region, Chahar-mahal Bakhtiari Province).
Babazadeh Seyed Ahmad, Cluzel Dominique
doaj   +1 more source

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