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Geochemistry of shales in the Dalbuing Formation, Arunachal Pradesh, NE India: implications for provenance, tectonic setting, paleoweathering, and paleoredox conditions
We report here the geochemical data of the shales in the Dalbuing Formation of Arunachal Pradesh, NE India. The study infers the provenance, tectonic...
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Lithofacies and geochemical analysis of intertrappeans of the Ninama Basin, Saurashtra, Western India: An integrated approach for paleolake depositional system
AbstractThe sedimentary sequence of the Ninama Basin is associated with the latest phase of the continental Deccan volcanism of the Indian peninsula....
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Sediment-redox dynamics in an oligotrophic deep-water lake in Tierra del Fuego: insights from Fe isotopes
For long time in the history of Earth, ferruginous conditions governed the oceans. With the rise of oxygen during the Proterozoic era and the...
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Paleoenvironmental Dynamics in a Mesoproterozoic Epicontinental Sea, Faded Shale, Son Valley, India
This paper aims to gain insight about paleoenvironmental dynamics in a Mesoproterozoic basin through a narrow window of the faded shale (FS)...
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Solid bitumen in shales from the Middle to Upper Jurassic Sargelu and Naokelekan Formations of northernmost Iraq: implication for reservoir characterization
Petrographic, organic, and inorganic geochemical analysis of the solid bitumen and host shales from the Middle and Late Jurassic-age Sargelu and...
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Manganese Anomalous Behavior Through the PETM Sea Level Rise in the Roman Bridge Section (Tunisia)
The Paleocene–Eocene Thermal Maximum event is worldwide associated with significant paleoenvironmental changes and global sea level rise. The eustasy...
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Geochemical Characteristics of the Upper Permian Shales in the Central Nanpanjiang Basin: Implications for Paleoenvironment Conditions
AbstractSedimentary environment can be restored qualitatively or semi-qualitatively by using elements or element combinations that are sensitive to...
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Trace rare earth elements in the En** Formation of Wenchang A sag and its implications for paleoproduction environment
The relationship between rare earth elements (REEs) and the paleoproduction of En** Formation(Ep) source rocks is not known. In this paper, 381...
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Elemental Geochemistry of Subsurface Sediments of Lower Baitarani Basin, East Coast of India: Implications for Paleoredox Condition
The distribution of redox sensitive trace elements and rare earth elements (REEs) has provided the opportunity to interpret conditions observable...
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Petrography, mineralogy, and geochemistry of nitrogenous shale in the Western Desert of Egypt: implications for paleoenvironment
Besides nitrate deposits located in the Atacama Desert of Chile and the Mojave Desert of California, the present work documents, for the first time,...
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Paleoenvironment of deposition and hydrocarbon potential of Maastritchian Shale Sediments, Southern Anambra Basin, Edo State, Nigeria
This research presents the results of successful application of organic geochemical analysis and foraminiferal assemblage analysis of Maastritchian...
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Mineralogy and geochemistry of Late Pleistocene-Holocene lacustrine sediments in the Faiyum Depression, Egypt: implication on palaeoclimate
The geochemical and mineralogical investigations conducted on a core retrieved from a paleolake in Faiyum Depression, Egypt, reveal a variation in...
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Whole-rock chemistry and Sr isotope concentrations in the Upper Cretaceous shale, western Iran: evidence for a transition from trench to fore-arc setting
Upper Cretaceous Sanandaj (UCS) units (K8–K12) in the northern Sanandaj-Sirjan Zone, west Iran, which consists of ~2,000 meters of shale, sandstone,...
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Multi-Elemental Chemostratigraphy, Sequence Development, Depositional History, and Environmental Importance of Early Eocene Red Beds (Kuldana Formation) in NW Himalayas, Pakistan
The Eocene Kuldana Formation (KF) in the Yadgar area of Pakistan, comprises a diverse range of sedimentary facies, including variegated red beds of...
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Geochemical characteristics of the lower Cambrian Qiongzhusi Formation in Huize area, east Yunnan: implications for paleo-ocean environment and the origin of black rock series
The lower Cambrian black rock series in eastern Yunnan province is a high-quality shale gas reservoir with great prospect for oil-gas exploration....
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Geochemistry of Precambrian black shales from Ossa-Morena Zone (Portugal): depositional environment and possible source of metals
The paleodepositional environments related to Ediacaran black shales from the Série Negra succession in Ossa-Morena tectonostratigraphic zone were...
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Environmental characteristics of trace metals in seawater from the Ninety East Ridge in the Indian Ocean
The Ninety East Ridge in the Indian Ocean has complex and unique characteristics. The concentrations and distribution characteristics of 10 trace...
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Major and trace element geochemistry of the shales of Sekuliye Formation, Yola Sub-Basin, Northern Benue Trough, Nigeria: implications for provenance, weathering intensity, and tectonic setting
The shales of Sekuliye Formation were investigated to interpret their provenance history, weathering, and tectonic setting based on major and trace...
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Geochemistry of the Palaeo–Mesoproterozoic Tadpatri shales, Cuddapah basin, India: implications on provenance, paleoweathering and paleoredox conditions
The Palaeo–Mesoproterozoic Tadapatri formation of the Cuddapah basin is comprised of clastic sedimentary rocks with minor carbonates and...
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Reconstruction of sedimentary paleoenvironment of Permian Lucaogou Formation and its implications for the organic matter enrichment in south-eastern Junggar Basin, China
The Permian Lucaogou Formation represents one of the most important hydrocarbon source rock intervals in the Junggar Basin, although the sedimentary...