Results 21 to 30 of about 264,999 (349)

DETERMINING TEXTURAL AND GEOCHEMICAL ELEMENT CHARACTERISTICS OF SEAFLOOR SEDIMENT USING MULTIVARIATE ANALYSIS ALONG THE SIMEULUE SUB-BASIN, INDONESIA

open access: yesRudarsko-geološko-naftni Zbornik, 2020
The Simeulue sub-basin is situated off north-western Sumatra between the outer arc and the mainlands. The sediment and geochemical element characteristics of basins are the important sedimentology variables to recognize the process of sediment deposition.
Septriono Hari Nugroho   +1 more
doaj   +1 more source

Study of Petrogenesis Andesite Rock in Bualemo Region, North Gorontalo Regency Based on XRF Geochemistry Analysis

open access: yesJambura Geoscience Review, 2023
The research area is Bualemo Village, Kwandang District, North Gorontalo Regency. With coordinates 0˚ 47' 10" - 0˚ 48' 40" North Latitude and 122˚ 55' 0" - 122˚ 57' 5" East Longitude with an area of about 10 km2.
Fandji Marfian   +2 more
doaj   +1 more source

Geochemical consideration of some granitoids around Ojirami-Ogbo and environs, southwestern Nigeria

open access: yesJournal of Applied Sciences and Environmental Management, 2019
Five (5) granitoid samples from Ojirami-Ogbo and Environs in Akoko-Edo area of southwestern Nigeria were obtained with the aim of determining their geochemical properties using the XRF and Xrd techniques.
O Odokuma-Alonge   +2 more
doaj   +1 more source

Stepwise Regression For Recognition Of Geochemical Anomalies: Case Study In Takab Area, Nw Iran

open access: yes, 2017
Stream sediment geochemical data represent compositional materials derived from various sources, including single or multiple lithologic units, soil types, rocks types, etc.
Nazarpour   +3 more
core   +2 more sources

Integrated Assessment and Agricultural Planning in Selenium-Rich Hilly Soils: A Case Study on Land Use, Heavy Metal Contamination, and Nutrient Element Distribution

open access: yesLand
The strategic development of selenium-enriched soil cultivation is essential for effective agricultural land management. This research explores the sustainable utilization of selenium-rich soils in Qiongzhong County, Hainan Island.
Jianzhou Yang   +8 more
doaj   +1 more source

Geochemical characteristics of the main ore components in the Goshgarchay porphyry-epithermal system (Lesser Caucasus, Azerbaijan)

open access: yesВісник Київського національного університету імені Тараса Шевченка. Серія Геологія, 2023
The article deals with the determining characteristics of ore elements in the Goshgarchay porphyry-epithermal system. The genetic and geochemical characteristics of the main ore components were studied, and close positive and negative relationships ...
Mamoy Mansurov
doaj   +1 more source

Cadmium Bioavailability Based on Diffusive Gradients in Thin Films Technique and Conventional Chemical Extraction in High Geological Background Soil Area of Northwestern Zhejiang Province, China

open access: yesYankuang ceshi, 2023
BACKGROUNDHigh geochemical background has a greater impact on soil Cd pollution than human activities and is more detrimental to the environment and human health on a regional level. Research shows that the bioavailability of Cd in soil is the key factor
Chao WU   +6 more
doaj   +1 more source

Spatial–Temporal Variations in Soil Organic Carbon and Driving Factors in Guangdong, China (2009–2023)

open access: yesLand
Spatial–temporal variation in soil organic carbon is an important factor for national targets to mitigate climate change and land degradation impacts. In this research, we took Guangdong Province of China as the study area, evaluated the spatial–temporal
Mi Tian   +12 more
doaj   +1 more source

Geochemical and Thermodinamic Modeling of Segara Anak Lake and the 2009 Eruption of Rinjani Volcano, Lombok, Indonesia

open access: yesIndonesian Journal on Geoscience, 2014
DOI: 10.17014/ijog.v5i4.106Rinjani is the second highest volcano in Indonesia with an elevation of 3726 m above sea level. The steep and highest cone of Rinjani consists mainly of loose pyroclastic ejecta and contains a crater with a few solfataras.
Akhmad Solikhin   +4 more
doaj   +1 more source

A joint geochemical–geophysical record of time-dependent mantle convection south of Iceland [PDF]

open access: yes, 2014
The North Atlantic V-Shaped Ridges (VSRs) provide a spatially extensive and clear record of unsteady mantle convective circulation over >40 My>40 My.
Jones, S.M.; id_orcid   +16 more
core   +1 more source

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