Results 61 to 70 of about 32,790 (232)

Neural Networks and Multivariate Analysis Based on Geochemical Data to Determine Stone Provenance From Ancient Calabrian Quarries (Southern Italy)

open access: yesArchaeometry, EarlyView.
ABSTRACT This study shows an innovative approach to determine the origin of some Calabrian rocks quarried used in ancient times. Twenty‐five quarries, distributed in all the Calabrian provinces (Southern Italy), were studied and sampled. Ten samples were taken from each quarry, for a total of 250 samples.
Domenico Miriello   +5 more
wiley   +1 more source

APPLICATION OF SEISMIC METHODS FOR ESTIMATING THE PERSPECTIVE OF OIL AND GAS POTENTIAL OF THE SEDIMENTS OF THE PALEOZOIC BASEMENT OF THE WESTERN SIBERIAN PLATE

open access: yesИзвестия Томского политехнического университета: Инжиниринг георесурсов, 2019
The relevance of the research is caused by the need to increase the raw potential of fields in Western Siberia, confined to pre-Jurassic deposits, with minimal additional exploration costs.
Aleksandra A. Volkova   +1 more
doaj   +1 more source

Biogeography of Atlantic Salmon in the Cape Breton Highlands, Canada

open access: yesFisheries Management and Ecology, EarlyView.
ABSTRACT Atlantic Salmon (Salmo salar) populations have experienced significant declines in recent decades. In Canada, conservation efforts are divided into 16 designatable units (DUs) to address unique regional challenges among genetically distinct populations.
Oscar D. P. Notman‐Grobler   +4 more
wiley   +1 more source

Geochemical data for Late Paleozoic syn-collisional mafic igneous complex from southwestern Tianshan

open access: yes, 2021
Research data for Late Paleozoic syn-collisional mafic igneous complex from southwestern Tianshan,Table S1 ...
Dai, L
core   +2 more sources

Hydrochem, an Integrated R Package for the Analysis and Visualization of Hydrochemical Data

open access: yesGroundwater, EarlyView.
We present hydrochem, an open‐source R package that simplifies hydrochemical data analysis through reproducible workflows, automated calculations, and advanced visualization tools. It enables flexible and reliable interpretation of complex water chemistry datasets, supporting researchers and practitioners in groundwater quality assessment and resource ...
Guillaume Cinkus, Raphaël Bondu
wiley   +1 more source

PETROPHYSICS OF PALEOZOIC LIMESTONE AT KINTA VALLEY [PDF]

open access: yes, 2011
This report provides an analysis and findings throughout the entire progress towards the completion of the project: PETROPHYSICS OF PALEOZOIC LIMESTONE AT KINTA VALLEY.
YAAKOB, MUHAMMAD TAUFIQ
core  

FAULT SYSTEMS IN THE UPPER CRUST OF THE CENTRAL ASIAN FOLDING BELT

open access: yesИзвестия высших учебных заведений: Геология и разведка, 2020
This article considers the disjunctive deformation of the upper crust in the Tien Shan and Altai-Sayan regions of the Central Asian folding belt. An analysis of the diagrams of fault directions constructed on the basis of information on more than 3000 ...
V. S. Burtman
doaj   +1 more source

Outcrop of Paleozoic limestone

open access: yes, 2015
An outcrop of Paleozoic limestone in the Lost River Valley, Seward Peninsula.
Evans, C.D. AEIDC
core  

Physical and environmental drivers of Paleozoic tetrapod dispersal across Pangaea

open access: yes, 2018
The late Paleozoic was a time of major transition for tetrapods. Here, Brocklehurst and colleagues analyse the biogeography of Paleozoic tetrapods and find shifts in dispersal and vicariance associated with Carboniferous mountain formation and end ...
Jӧrg Frӧbisch   +3 more
core   +1 more source

An exploration breakthrough in Paleozoic petroleum system of Huanghua Depression in Dagang Oilfield and its significance, North China

open access: yesPetroleum Exploration and Development, 2019
In recent years, several wells in the Qibei and Wumaying buried hills of Dagang Oilfield tapped oil in the Carboniferous–Permian and Ordovician strata.
Xianzheng ZHAO   +7 more
doaj   +1 more source

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