Results 21 to 30 of about 8,265,842 (328)

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

Geology and Jurassic paleogeography of the Mt. Primo-Mt. Castel Santa Maria ridge and neighbouring areas (Northern Apennines, Italy) [PDF]

open access: yes, 2014
This paper presents the results of a geological mapping project across the Mt. Primo ridge and neighbouring areas (Umbria-Marche Domain – Northern Apennines), where a thick Meso-Cenozoic carbonate succession is exposed.
Fabbi, Simone
core   +2 more sources

Lithological characteristics and formation conditions of lower jurassic limestones occuring in the Patil mountain (south-western Crimea)

open access: yesИзвестия высших учебных заведений: Геология и разведка, 2021
Background. In this article, we investigate an outcrop of the Lower Jurassic limestones of the Eskiorda suite located on the northern slope of the Bodrak River basin in the south-western Crimea.Aim. The outcrop under study is mentioned in the majority of
G. V. Agafonova   +4 more
doaj   +1 more source

Environmental and climatic proxies for the Cañadón Asfalto and Neuquén basins (Patagonia, Argentina): review of middle to upper jurassic continental and near coastal sequences [PDF]

open access: yes, 2015
In this review, we include several proxies (sedimentology, palynology, invertebrates) from the Cañadón Asfalto and Neuquén basins, to infer the environments and regional climatic context during the Middle to Late Jurassic of Patagonia.
Cabaleri, Nora Graciela   +6 more
core   +1 more source

LOWER JURASSIC DEPOSITS STRATIFICATION IN THE SECTION OF TOTA-YAKHINSKAYA 25 WELL AND OIL AND GAS PROSPECTS ON GYDAN PENINSULA

open access: yesИзвестия высших учебных заведений: Нефть и газ, 2015
A new option of stratigraphic disjunction of the Lower Jurassic deposits in the section of Tota-Yakhinskaya 25 well is offered. A substantiation of the proposed stratification option is presented and its comparison with other researchers’ works is made ...
E. A. Zyza   +2 more
doaj   +1 more source

Pore structure of continental shale reservoirs in Lower Jurassic Ziliujing Formation, northeastern Sichuan Basin

open access: yesShiyou shiyan dizhi, 2021
The accumulation and enrichment of shale gas were significantly influenced by the pore structure of shales. In this study, thin section observation, Argon ionization-scanning electron microscopy analysis, physical property test, mercury injection-N2 ...
Xiaoping FU, Tao YANG
doaj   +1 more source

Paleomagnetic Study of Mesozoic Continental Sediments Along the Northern Tien Shan (China) and Heterogeneous Strain in Central Asia [PDF]

open access: yes, 1991
A paleomagnetic study of rocks from the northern foot of the Tien Shan and the southern border of the Dzungar Basin, east of Urumqi (44.2°N, 86.0°E), spanning ages from middle Jurassic to early Tertiary was carried out to constrain the tectonic evolution
Achache   +57 more
core   +3 more sources

Widespread nearshore and shallow marine deposition within the Lower Jurassic Precipice Sandstone and Evergreen Formation in the Surat Basin, Australia

open access: yesMarine and Petroleum Geology, 2019
In the Surat Basin of eastern Australia, the Lower Jurassic Precipice Sandstone and Evergreen Formation are a highly prospective reservoir-seal pair for notional future carbon capture and storage. However, the succession remains poorly constrained from a
A. L. La Croix   +6 more
semanticscholar   +1 more source

A facies and palaeogeography-based approach for analysis of petroleum systems in United Arab Emirates

open access: yesJournal of Palaeogeography, 2018
The United Arab Emirates (UAE) is the 8th largest oil producing country and is rich in oil and gas resources. By the end of 2015, 68 oil and 23 gas fields had been discovered.
Shu-Zheng Yin   +3 more
doaj   +1 more source

Provenance history of a Late Triassic-Jurassic Gondwana margin forearc basin, Murihiku Terrane, North Island, New Zealand: petrographic and geochemical constraints [PDF]

open access: yes, 2004
The Murihiku Terrane in the North Island was a forearc basin adjacent to a volcanic arc along the eastern margin of Gondwana during the Mesozoic. The rocks that infill the basin are mainly volcaniclastic sandstones and mudstones, often turbiditic, with ...
Briggs, Roger M.   +2 more
core   +2 more sources

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