Results 61 to 70 of about 60,372 (190)

Hydrocarbon generation simulation of coaly source rocks in the Lower combination on the southern margin of Junggar Basin and indications for oil and gas sources of well Gaotan 1

open access: yesShiyou shiyan dizhi, 2022
With the deepened exploration progress in the Junggar Basin, the lower assemblage has increasingly become the focus for oil and gas exploration. However, systematic research has not been achieved on the hydrocarbon generation characteristics of the lower
Miao YU   +7 more
doaj   +1 more source

Jurassic

open access: yesDanmarks Geologiske Undersøgelse Serie B, 1982
During Early Jurassic time, deposition continued in the basinal areas occupied by Triassic sedimentation. The Danish Central Graben subsided strongly and more than 4000 m of sediments were deposited during Jurassic time (fig. 14). North of the area the thickness seems less than 2000 m and, in the Norwegian-Danish Basin, approximately 1200 m. The rhythm
Jens Ole Koch, Lise Holm, Olaf Michelsen
openaire   +2 more sources

Evaluation of oil content in shale by sealed thermal desorption: a case study of Jurassic Da'anzhai Member, Sichuan Basin

open access: yesShiyou shiyan dizhi, 2022
The oil content in shale is still a contentious issue due to the evaporative losses of free hydrocarbon. Considering the objective of the evaluation of oil content in shale and the demand of fast analysis at wellsite, a newly developed sealed rock ...
Chao LUO   +6 more
doaj   +1 more source

Marine Jurassic of the Franz Joseph Land archipelago [PDF]

open access: yesНефтегазовая геология: Теория и практика
The collected memories, photographs, and texts are presented, providing additional information about the historical heritage of geological science in Russia.
Repin Yu.S.
doaj  

Shale oil reservoir characteristics and exploration implication in Da'anzhai Member of Jurassic Ziliujing Formation in central Sichuan Basin

open access: yesShiyou shiyan dizhi
To further guide the exploration and development of shale oil in the Da'anzhai Member of the Jurassic Ziliujing Formation in the Sichuan Basin, it is urgent to clarify the favorable lithofacies of shale oil.
Haitao HONG   +8 more
doaj   +1 more source

Diapiric ridges and minibasins in the Central High Atlas: impact on geometries and facies distribution (Lower-Middle Jurassic, Morocco)

open access: yesBSGF - Earth Sciences Bulletin
The Central High Atlas of Morocco is the result of the Alpine tectonic inversion of an intracontinental Mesozoic basin, the infill of which started with thick Upper Triassic clay and evaporite deposition.
Joussiaume Rémi   +9 more
doaj   +1 more source

A new pliosaurid from the Oxford Clay Formation of Oxfordshire, UK

open access: yesActa Palaeontologica Polonica, 2022
We describe the anatomy of a new longirostrine pliosaurid, Eardasaurus powelli gen. et sp. nov., based on a substantially complete skeleton from the Middle Jurassic Oxford Clay Formation of Oxfordshire, UK.
HILARY F. KETCHUM, ROGER B.J. BENSON
doaj   +1 more source

Deciphering the evolutionary history of early Mesozoic fossil corals [PDF]

open access: yesActa Palaeontologica Polonica
The morphology of stony corals (Scleractinia) remains the only means to reconstruct the most inclusive evolutionary history of the clade comprising both extant and extinct species.
Bernard Lathuilière   +2 more
doaj   +1 more source

Lithofacies heterogeneity and reservoir pore development characteristics of continental shale: A case study of the Dongyuemiao shale of the Ziliujing Formation in the Sichuan Basin

open access: yes地质科技通报
Objective After the exploration break through of the Well Fuye 10 in the Fuxing area of the Sichuan Basin, shale oil and gas from the Dongyuemiao section of the Jurassic Ziliujing Formation showed good exploration potential.
Zhiguo SHU   +5 more
doaj   +1 more source

Seawater redox variations during the deposition of the Kimmeridge Clay Formation, United Kingdom (Upper Jurassic): evidence from molybdenum isotopes and trace metal ratios [PDF]

open access: yes, 2010
The Kimmeridge Clay Formation (KCF) and its equivalents worldwide represent one of the most prolonged periods of organic carbon accumulation of the Mesozoic.
Pearce, Christopher R.   +5 more
core   +1 more source

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