Behaviour of Cr in runoff from two catchments underlain by felsic bedrock

AV Andronikov, M Novak, P Kram, O Sebek… - Hydrological …, 2020 - Taylor & Francis
Chromium isotope and chemical compositions in runoff from two felsic rock catchments, the
Lysina (LYS; Czech Republic) and the Neglinka (NEG; northwest Russia), were studied …

[HTML][HTML] Evaluation of the Cr (VI) and other toxic element contamination and their potential sources: The case of the Thiva basin (Greece)

M Economou-Eliopoulos, D Antivachi, C Vasilatos… - Geoscience …, 2012 - Elsevier
An integrated approach was performed on the soil, plant-crops and groundwater system at
the Thiva basin, to evaluate the extent and intensity of the heavy metal contamination, the …

Cr (VI) and conductivity as indicators of surface water pollution from ferrochrome production in South Africa: four case studies

MM Loock-Hattingh, JP Beukes, PG Van Zyl… - … Materials Transactions B, 2015 - Springer
South Africa is one of the largest ferrochromium (FeCr) producers. Most FeCr is exported to
developed countries. Therefore the impact of this industry is of national and international …

[PDF][PDF] Assessment of groundwater contamination by hexavalent chromium and its remediation at Avlida area, Central Greece

A Moraki - Hellenic Journal of Geosciences, 2010 - hellenjgeosci.geol.uoa.gr
Trivalent chromium [Cr (III)] is an essential trace element involved in stimulation of enzymes,
peripheral action of insulin and lipid metabolism. In contrast, hexavalent chromium [Cr (VI)] …

Elevated groundwater concentrations of arsenic and chromium in ultramafic environments controlled by seawater intrusion, the nitrogen cycle, and anthropogenic …

P Papazotos, E Vasileiou, M Perraki - Applied Geochemistry, 2020 - Elsevier
This study aimed to investigate the role of seawater intrusion, nitrogen (N)-cycle, and
anthropogenic activities on the elevated groundwater concentrations of oxyanion-forming …

Interaction between Cr (VI) and a Fe-rich soil in the presence of oxalic and tartaric acids

JW Yang, RF Guo, SQ Chen, LT Li - Environmental geology, 2008 - Springer
This study examined the interaction between Cr (VI) and a Fe-rich soil in the presence of low-
molecular-weight organic acids as a function of pH. Oxalic and tartaric acids were chosen …

Cr (VI) sorption/desorption on untreated and mussel-shell-treated soil materials: fractionation and effects of pH and chromium concentration

M Otero, L Cutillas-Barreiro, JC Nóvoa-Muñoz… - Solid Earth, 2015 - se.copernicus.org
We used batch-type experiments to study Cr (VI) sorption/desorption on granitic material,
forest soil, pyritic material, mussel shell, and on forest soil and granitic material amended …

Vanadium in the massive coral Porites: A potential proxy for historical wood clearing and burning

N Saha, GE Webb, AG Christy, J Zhao - Earth and Planetary Science Letters, 2019 - Elsevier
Inshore coral reefs are threatened globally by decreased water quality resulting from
anthropogenic land clearing and other drivers. Understanding the timing and rate of past …

Oxidation of Cr (III) on birnessite surfaces: the effect of goethite and kaolinite

L Zhong, J Yang, L Liu, B Xing - Journal of Environmental Sciences, 2015 - Elsevier
Oxidation of Cr (III) by manganese oxides may pose a potential threat to environments due
to the formation of toxic Cr (VI) species. At present, it was still unclear whether the extent of …

Geogenic Cr oxidation on the surface of mafic minerals and the hydrogeological conditions influencing hexavalent chromium concentrations in groundwater

N Kazakis, N Kantiranis, KS Voudouris… - Science of the Total …, 2015 - Elsevier
This study aims to specify the source minerals of geogenic chromium in soils and sediments
and groundwater and to determine the favorable hydrogeological environment for high …