نتایج جستجو برای: detrital series sandstones

تعداد نتایج: 354376  

Journal: :Journal of Geography 2022

Uranium–Pb ages of detrital zircons taken from seven sandstone samples collected at what were previously called “Paleogene strata” in the Nagasaki and Nishisonogi Peninsula, northwestern Kyushu, SW Japan are measured. Depositional three sandstones peninsula revealed to be e Campanian–Maastrichtian (Late Cretaceous) or younger. two Terashima Island off west coast Peninsula likewise dated as Camp...

Journal: :Geoscience data journal 2023

As a hot topic in Earth sciences, the Qinghai-Tibet Plateau has accumulated large amount of sedimentary-related data. We constructed dataset detrital components for from 63 peer-reviewed publications. The thus comprises 1813 Late Proterozoic to Pleistocene sandstones 84 stratigraphic units. For each sample, we present details on reference, composition, GPS, geographic location, depositional age...

Journal: :International Journal of Earth Sciences 2021

Abstract Authigenic minerals formed during diagenesis in conjunction with compaction by burial have long been known to lead porosity-loss of sandstones, and a subsequent deterioration reservoir quality. The diagenetic impact on quality permeability heterogeneity measured horizontal vertical bedding was characterized three fluvio-eolian Lower Permian Rotliegend outcrops from the Flechtingen High...

2007
DOUGLAS W. BURBANK IAN D. BREWER EDWARD R. SOBEL MICHAEL E. BULLEN

Single-crystal dating of detrital mineral grains confers a remarkable ability to reconstruct cooling histories of orogens and to place limits on the timing, magnitude, and spatial variations of erosion. Numerous grains from a detrital sample are typically dated, and the statistical variability between populations of ages in different samples provides keys to variations in cooling histories and ...

Journal: :Geosciences 2023

The importance of topography generated by Eocene Eurekan deformation as a sediment source for sandstones deposited on the western Barents Shelf margin is evaluated through provenance study conducted wellbore materials retrieved from Spitsbergen and Vestbakken Volcanic Province Sørvestsnaget Basin in southwest Sea. A variety complementary techniques record change across Paleocene-Eocene boundary...

Journal: :Marine and Petroleum Geology 2021

The Cenozoic sedimentary cover of the Malaguide Complex (Internal Betic Cordillera, Spain), in Almería and Málaga areas, consists a suite successions from continental shallow-marine to deep-marine environments. Structural stratigraphic relations, petrological geochemical signatures reveal evolution (CMC) pre-orogenic (Palocene-Eocene) syn-orogenic (Oligocene-Early Miocene) stages. Sandstones de...

2016
Weitao Wang Peizhen Zhang Jingxing Yu Yizhou Wang Dewen Zheng Wenjun Zheng Huiping Zhang Jianzhang Pang

The Cenozoic basins and ranges form the high topography of the northeastern Tibet that resulted from the India-Eurasia collision. Sedimentary rocks in the basins provide direct insight into the exhumation history of the ranges and the tectonic processes that led to the northeastward growth of the Tibetan Plateau. In this study, we analyzed and compared detrital zircon U-Pb ages from sands of mo...

Journal: :Geodinamika i Tektonofizika 2022

The results of U-Pb LA-ICP-MS dating 150 detrital zircon grains from the Precambrian (Riphean?) sandstones Kildin group on coast Ivanovka Bay (northeastern Kola Peninsula) are presented. A three youngest yielded constraint sandstone maximum depositional age 1179±45 Ma. Detrital distribution is dominated by maximums 1.9, 2.4 and 2.7 Ga. authors consider two complementary scenarios interpretation...

2010
M. Bernet

The European Alps are a mountain belt that is characterized by a series of discrete orogenic events, which have long been recognized. Despite the inherent episodic nature of orogenic evolution, the Alps have been continuously exhumed, mainly by erosion, but also by normal faulting. Since continental collision started in the late Eocene/Early Oligocene evidence for ongoing erosional exhumation h...

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