Experimental Study on Investigation Method of Soil Pollution in Typical Pyrite Mining Area in South Sichuan

According to the special geochemical landscape and soil characteristics of typical pyrite mining areas in southern Sichuan, soil investigation method test was carried out in the pollution assessment of mining areas. The enrichment and distribution characteristics of elements in different soil horizo...

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Main Authors: Li Dai, Jie Deng
Format: Article
Language:zho
Published: Institute of Multipurpose Utilization of Mineral Resources, Chinese Academy of Geological Sciences 2022-06-01
Series:Kuangchan zonghe liyong
Subjects:
Online Access:http://www.kczhly.com/en/article/doi/10.3969/j.issn.1000-6532.2022.03.020
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author Li Dai
Jie Deng
author_facet Li Dai
Jie Deng
author_sort Li Dai
collection DOAJ
description According to the special geochemical landscape and soil characteristics of typical pyrite mining areas in southern Sichuan, soil investigation method test was carried out in the pollution assessment of mining areas. The enrichment and distribution characteristics of elements in different soil horizon and size fraction were studied by multivariate statistical analysis, significance test, pollution load index calculation and other methods combined with element geochemical analysis. The results show that there are significant differences in the enrichment characteristics of elements among soil horizon. The sampling horizon is an important factor affecting the overall enrichment of elements. The surface soil has a higher overall enrichment degree of elements, and the sulfur element combination has a more obvious distribution tendency in coarse-grained soil. It is suggested that the area with high suitability should be selected, the sampling horizon should be surface (0~10 cm), and the particle size of sample preparation should be -2.00 mm.
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spelling doaj.art-0b0fcf37f57648528bb9fa2e5d83ab532022-12-22T02:57:06ZzhoInstitute of Multipurpose Utilization of Mineral Resources, Chinese Academy of Geological SciencesKuangchan zonghe liyong1000-65322022-06-0143311312010.3969/j.issn.1000-6532.2022.03.0202022-03dailiExperimental Study on Investigation Method of Soil Pollution in Typical Pyrite Mining Area in South SichuanLi Dai0Jie Deng1Institute of Multipurpose Utilization of Mineral Resources Chinese Academy of Geological Sciences, Chengdu, Sichuan, ChinaInstitute of Multipurpose Utilization of Mineral Resources Chinese Academy of Geological Sciences, Chengdu, Sichuan, ChinaAccording to the special geochemical landscape and soil characteristics of typical pyrite mining areas in southern Sichuan, soil investigation method test was carried out in the pollution assessment of mining areas. The enrichment and distribution characteristics of elements in different soil horizon and size fraction were studied by multivariate statistical analysis, significance test, pollution load index calculation and other methods combined with element geochemical analysis. The results show that there are significant differences in the enrichment characteristics of elements among soil horizon. The sampling horizon is an important factor affecting the overall enrichment of elements. The surface soil has a higher overall enrichment degree of elements, and the sulfur element combination has a more obvious distribution tendency in coarse-grained soil. It is suggested that the area with high suitability should be selected, the sampling horizon should be surface (0~10 cm), and the particle size of sample preparation should be -2.00 mm.http://www.kczhly.com/en/article/doi/10.3969/j.issn.1000-6532.2022.03.020soil pollutionpyriteexperiment of soil samplingsize fraction
spellingShingle Li Dai
Jie Deng
Experimental Study on Investigation Method of Soil Pollution in Typical Pyrite Mining Area in South Sichuan
Kuangchan zonghe liyong
soil pollution
pyrite
experiment of soil sampling
size fraction
title Experimental Study on Investigation Method of Soil Pollution in Typical Pyrite Mining Area in South Sichuan
title_full Experimental Study on Investigation Method of Soil Pollution in Typical Pyrite Mining Area in South Sichuan
title_fullStr Experimental Study on Investigation Method of Soil Pollution in Typical Pyrite Mining Area in South Sichuan
title_full_unstemmed Experimental Study on Investigation Method of Soil Pollution in Typical Pyrite Mining Area in South Sichuan
title_short Experimental Study on Investigation Method of Soil Pollution in Typical Pyrite Mining Area in South Sichuan
title_sort experimental study on investigation method of soil pollution in typical pyrite mining area in south sichuan
topic soil pollution
pyrite
experiment of soil sampling
size fraction
url http://www.kczhly.com/en/article/doi/10.3969/j.issn.1000-6532.2022.03.020
work_keys_str_mv AT lidai experimentalstudyoninvestigationmethodofsoilpollutionintypicalpyriteminingareainsouthsichuan
AT jiedeng experimentalstudyoninvestigationmethodofsoilpollutionintypicalpyriteminingareainsouthsichuan