Analysis of the Hydrochemical Characteristics and the Evolutionary Stages of Brine in Mahai Salt Lake in the Qaidam Basin

The objective of this study was to contribute to the understanding of the hydrochemical processes and evolution of brine in the Qaidam basin, in order to provide a theoretical basis for the application of brine resources in the region. The hydrochemical characteristics and evolutionary stages of bri...

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Main Authors: Hu Shu-ya, Zhao Quan-sheng, Zhang Jian-wei, Chen Jian-lei
Format: Article
Language:English
Published: EDP Sciences 2019-01-01
Series:E3S Web of Conferences
Online Access:https://www.e3s-conferences.org/articles/e3sconf/pdf/2019/24/e3sconf_wri-162018_07011.pdf
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author Hu Shu-ya
Zhao Quan-sheng
Zhang Jian-wei
Chen Jian-lei
author_facet Hu Shu-ya
Zhao Quan-sheng
Zhang Jian-wei
Chen Jian-lei
author_sort Hu Shu-ya
collection DOAJ
description The objective of this study was to contribute to the understanding of the hydrochemical processes and evolution of brine in the Qaidam basin, in order to provide a theoretical basis for the application of brine resources in the region. The hydrochemical characteristics and evolutionary stages of brine in Mahai Salt Lake were investigated using factor analysis on brine chemistry data from 109 sampling points. Our results showed that the centre of the Salt Lake has the highest concentration of total dissolved solids (TDS), and the hydrochemical type of brine is chloride-magnesium. The brine at the centre of the lake is at the later stages of mirabilite precipitation, and the content of K+ is relatively stable. Comparatively, the hydrochemical type of brine in the slope area of the Salt Lake is Cl-Na-Mg, and is at the early stages of brine evolution. It is of guiding significance to further develop and utilize brine resources, especially to evaluate its resource development potential.
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spelling doaj.art-de2fd8fc119c4026ad931800f79c309f2022-12-21T22:47:53ZengEDP SciencesE3S Web of Conferences2267-12422019-01-01980701110.1051/e3sconf/20199807011e3sconf_wri-162018_07011Analysis of the Hydrochemical Characteristics and the Evolutionary Stages of Brine in Mahai Salt Lake in the Qaidam BasinHu Shu-ya0Zhao Quan-sheng1Zhang Jian-wei2Chen Jian-lei3Department of Environmental Science and Engineering, Qingdao UniversityDepartment of Environmental Science and Engineering, Qingdao UniversityDepartment of Environmental Science and Engineering, Qingdao UniversityDepartment of Environmental Science and Engineering, Qingdao UniversityThe objective of this study was to contribute to the understanding of the hydrochemical processes and evolution of brine in the Qaidam basin, in order to provide a theoretical basis for the application of brine resources in the region. The hydrochemical characteristics and evolutionary stages of brine in Mahai Salt Lake were investigated using factor analysis on brine chemistry data from 109 sampling points. Our results showed that the centre of the Salt Lake has the highest concentration of total dissolved solids (TDS), and the hydrochemical type of brine is chloride-magnesium. The brine at the centre of the lake is at the later stages of mirabilite precipitation, and the content of K+ is relatively stable. Comparatively, the hydrochemical type of brine in the slope area of the Salt Lake is Cl-Na-Mg, and is at the early stages of brine evolution. It is of guiding significance to further develop and utilize brine resources, especially to evaluate its resource development potential.https://www.e3s-conferences.org/articles/e3sconf/pdf/2019/24/e3sconf_wri-162018_07011.pdf
spellingShingle Hu Shu-ya
Zhao Quan-sheng
Zhang Jian-wei
Chen Jian-lei
Analysis of the Hydrochemical Characteristics and the Evolutionary Stages of Brine in Mahai Salt Lake in the Qaidam Basin
E3S Web of Conferences
title Analysis of the Hydrochemical Characteristics and the Evolutionary Stages of Brine in Mahai Salt Lake in the Qaidam Basin
title_full Analysis of the Hydrochemical Characteristics and the Evolutionary Stages of Brine in Mahai Salt Lake in the Qaidam Basin
title_fullStr Analysis of the Hydrochemical Characteristics and the Evolutionary Stages of Brine in Mahai Salt Lake in the Qaidam Basin
title_full_unstemmed Analysis of the Hydrochemical Characteristics and the Evolutionary Stages of Brine in Mahai Salt Lake in the Qaidam Basin
title_short Analysis of the Hydrochemical Characteristics and the Evolutionary Stages of Brine in Mahai Salt Lake in the Qaidam Basin
title_sort analysis of the hydrochemical characteristics and the evolutionary stages of brine in mahai salt lake in the qaidam basin
url https://www.e3s-conferences.org/articles/e3sconf/pdf/2019/24/e3sconf_wri-162018_07011.pdf
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