Magnetic and Geochemical Properties of Zagreb City Area Soils

This study was performed to derive the first insight into the distribution of low-field volume magnetic susceptibility (MS) throughout Zagreb city, based on in situ field measurements. The most interesting locations were selected for soil sampling and their geochemical contents were determined using...

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Main Authors: Stanislav Frančišković-Bilinski, Josip Peco, Sanja Sakan, Dragana Đorđević, Dejan Inđić
Format: Article
Language:English
Published: MDPI AG 2023-11-01
Series:Minerals
Subjects:
Online Access:https://www.mdpi.com/2075-163X/13/12/1481
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author Stanislav Frančišković-Bilinski
Josip Peco
Sanja Sakan
Dragana Đorđević
Dejan Inđić
author_facet Stanislav Frančišković-Bilinski
Josip Peco
Sanja Sakan
Dragana Đorđević
Dejan Inđić
author_sort Stanislav Frančišković-Bilinski
collection DOAJ
description This study was performed to derive the first insight into the distribution of low-field volume magnetic susceptibility (MS) throughout Zagreb city, based on in situ field measurements. The most interesting locations were selected for soil sampling and their geochemical contents were determined using ICP-OES. A geostatistical approach was applied to the MS and geochemical results. A median of 0.245 × 10<sup>−3</sup> SI units was proposed as the average MS value in Zagreb. The mean concentrations of heavy metals in Zagreb’s soils (in µg/g) are Pb (36.82), Zn (87.77), Cu (30.84), Cd (0.66), Cr (29.04), Co (11.89), and Ni (28.40), and these measurements are relatively low in comparison to the Croatian legislation and the European and world average. Boxplot analyses demonstrate that 45% of the studied elements do not feature any anomalies, while most of the remaining elements indicate only one weak anomaly located at the same site as the MS anomalies. Our statistical analysis found significant correlations between MS and the following elements: Cd, Co, Fe, Mn, Na, Pb, Sb, and Zn. In situ MS measurements proved to be an efficient tool for the initial screening of large areas with elevated concentrations of heavy elements, enabling the cheap and fast assessment of the state of the environment.
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spelling doaj.art-5ea892c7ea27443393eadf85c18e7cbf2023-12-22T14:26:30ZengMDPI AGMinerals2075-163X2023-11-011312148110.3390/min13121481Magnetic and Geochemical Properties of Zagreb City Area SoilsStanislav Frančišković-Bilinski0Josip Peco1Sanja Sakan2Dragana Đorđević3Dejan Inđić4Division for Marine and Environmental Research, Ruđer Bošković Institute, 10000 Zagreb, CroatiaDepartment of Geology, Faculty of Science, University of Zagreb, 10000 Zagreb, CroatiaInstitute of Chemistry, Technology and Metallurgy, National Institute of the Republic of Serbia, University of Belgrade, 11000 Belgrade, SerbiaInstitute of Chemistry, Technology and Metallurgy, National Institute of the Republic of Serbia, University of Belgrade, 11000 Belgrade, SerbiaCollege of Applied Studies for Criminalistic Studies and Security, Beogradska 1, 18000 Niš, SerbiaThis study was performed to derive the first insight into the distribution of low-field volume magnetic susceptibility (MS) throughout Zagreb city, based on in situ field measurements. The most interesting locations were selected for soil sampling and their geochemical contents were determined using ICP-OES. A geostatistical approach was applied to the MS and geochemical results. A median of 0.245 × 10<sup>−3</sup> SI units was proposed as the average MS value in Zagreb. The mean concentrations of heavy metals in Zagreb’s soils (in µg/g) are Pb (36.82), Zn (87.77), Cu (30.84), Cd (0.66), Cr (29.04), Co (11.89), and Ni (28.40), and these measurements are relatively low in comparison to the Croatian legislation and the European and world average. Boxplot analyses demonstrate that 45% of the studied elements do not feature any anomalies, while most of the remaining elements indicate only one weak anomaly located at the same site as the MS anomalies. Our statistical analysis found significant correlations between MS and the following elements: Cd, Co, Fe, Mn, Na, Pb, Sb, and Zn. In situ MS measurements proved to be an efficient tool for the initial screening of large areas with elevated concentrations of heavy elements, enabling the cheap and fast assessment of the state of the environment.https://www.mdpi.com/2075-163X/13/12/1481magnetic susceptibilitygeochemistryZagreb urban area (Croatia)soilsanthropogenic influencegeological background
spellingShingle Stanislav Frančišković-Bilinski
Josip Peco
Sanja Sakan
Dragana Đorđević
Dejan Inđić
Magnetic and Geochemical Properties of Zagreb City Area Soils
Minerals
magnetic susceptibility
geochemistry
Zagreb urban area (Croatia)
soils
anthropogenic influence
geological background
title Magnetic and Geochemical Properties of Zagreb City Area Soils
title_full Magnetic and Geochemical Properties of Zagreb City Area Soils
title_fullStr Magnetic and Geochemical Properties of Zagreb City Area Soils
title_full_unstemmed Magnetic and Geochemical Properties of Zagreb City Area Soils
title_short Magnetic and Geochemical Properties of Zagreb City Area Soils
title_sort magnetic and geochemical properties of zagreb city area soils
topic magnetic susceptibility
geochemistry
Zagreb urban area (Croatia)
soils
anthropogenic influence
geological background
url https://www.mdpi.com/2075-163X/13/12/1481
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AT josippeco magneticandgeochemicalpropertiesofzagrebcityareasoils
AT sanjasakan magneticandgeochemicalpropertiesofzagrebcityareasoils
AT draganađorđevic magneticandgeochemicalpropertiesofzagrebcityareasoils
AT dejaninđic magneticandgeochemicalpropertiesofzagrebcityareasoils