Results 11 to 20 of about 79,520 (254)

SOIL CONTENT OF SOME OXIDES AS A FUNCTION OF THE DEVELOPMENT IN NINAVAH GOVERNORATE / NORTH IRAQ

Tikrit Journal of Pure Science, 2023
The objective of this study was soil development by using some weathering parameters, soil samples were selected from four different locations in Ninavah Governorate (Al-Hadher, Al-Qayarah, Hamam al-alil, Tallafer, Faidah).
Qahtan D. Al-Khafagi, Aiad A. Al-Dulaimi, Ammar S. Esmael   +2 more
doaj   +1 more source

Predicting Water Cycle Characteristics from Percolation Theory and Observational Data. [PDF]

, 2020
The fate of water and water-soluble toxic wastes in the subsurface is of high importance for many scientific and practical applications. Although solute transport is proportional to water flow rates, theoretical and experimental studies show that heavy ...
Egli, Markus, Faybishenko, Boris, Ghanbarian, Behzad, Hunt, Allen, Yu, Fang   +4 more
core   +2 more sources

Control of aquifer weathering degree to the groundwater chemical composition in Wates Coastal Aquifer, Yogyakarta, Indonesia [PDF]

E3S Web of Conferences, 2020
The studied coastal aquifer has been encountered a complex hydrochemical evolution. Interesting aspect is the occurrence of groundwater facies with different water chemistries in close proximity to each other.
Hendrayana Heru, Thin Phyu Phyu, Wilopo Wahyu, Kawasaki Satoru   +3 more
doaj   +1 more source

Weathering process of the alluvial fans in western Sichuan basin, eastern margin of the Tibetan Plateau

Natural Hazards Research, 2021
Correlating morphological surfaces, such as terraces and alluvial fans, is necessary in geomorphology researches. Gravel characteristics have been analysed to estimate the weathering degree.
Dawei Jiang, Shimin Zhang, Rui Ding
doaj   +1 more source

Geoenvironment and weathering of silicate minerals in sediments of the Brahmaputra river, India: Implications for heavy metal pollution assessment

Geosystems and Geoenvironment, 2022
We carried out detailed compositional studies on fifteen sediment samples from the Brahmaputra River that were collected in the pre-monsoon period, to obtain the inherent contamination factor.
Bhaskar J. Saikia, G. Parthasarathy, Rashmi R. Borah   +2 more
doaj   +1 more source

Geochemical Maturity and Paleo-Weathering Indices of Sedimentary Succession in JVField Greater Ughelli Depo-Belt Niger Delta Basin

Journal of Applied Sciences and Environmental Management, 2021
This study evaluates the geochemical maturity and paleo weathering indices of X well JV-Field, Greater UghelliDepo belt Niger Delta Basin, using reflected light microscope and geochemical proxies.
F.A. Lucas, T.J. Fregene
doaj   +1 more source

Chemical weathering of new pyroclastic deposits from Mt. Merapi (Java), Indonesia. [PDF]

, 2009
The Java Island, Indonesia with abundant amount of pyroclastic deposits is located in the very active and dynamic Pacific Ring of Fires. Studying the geochemical weathering indices of these pyroclastic deposits is important to get a clear picture about ...
Fiantis, Dian, Jusop, Shamsuddin, Nelson, Malik, Qafoku, Nikolla P., Van Ranst, Eric   +4 more
core   +1 more source

Continental chemical weathering during the Early Cretaceous Oceanic Anoxic Event (OAE1b): a case study from the Fuxin fluvio-lacustrine basin, Liaoning Province, NE China

Journal of Palaeogeography, 2020
This study focuses on Early Cretaceous mudstones from the Shahai and Fuxin formations in the Fuxin continental basin. We analyse chemical weathering, land surface temperatures and palaeoclimates based on chemical weathering indices, and emphasize the ...
Xiao-Tao Xu, Long-Yi Shao, Bo Lan, Shuai Wang, Jason Hilton, Jian-Yi Qin, Hai-Hai Hou, Jie Zhao   +7 more
doaj   +1 more source

Topographic and Climatic Control on Chemical Weathering of Mountainous Riverine Sediments of Hainan Island, South China Sea

Frontiers in Earth Science, 2022
Hainan Island, the largest island in the northwestern South China Sea (SCS), is characterized by many tropical mountainous rivers that flow into the SCS.
Fangjian Xu, Fangjian Xu, Bangqi Hu, Bangqi Hu, Jingtao Zhao, Xiting Liu, Ruyong Cui, Xue Ding, Xue Ding, Guifeng Wang, Jianping Huang   +10 more
doaj   +1 more source

Variations of physico-mechanical, mineralogical and geochemical properties of marble under the influence of weathering [PDF]

, 2019
Purpose. To investigate the physico-mechanical, mineralogical and geochemical properties variations of Igbeti marble, south-western Nigeria under the influence of weathering. Methods. About twenty representative samples were collected at a varying depth
Lawal, A.I., Ogunsola, N.O., Saliu, M.A.
core   +1 more source