Environmental Systems Research

Table 1 Correlation matrix of various metals and metalloid in sediment core

From: Contamination from mercury and other heavy metals in a mining district in Ghana: discerning recent trends from sediment core analysis

	Hg	Cd	Pb	Cu	As
Hg	1.00
Cd	−0.25	1.00
Pb	−0.26	0.20	1.00
Cu	−0.30	0.27	0.74*	1.00
As	0.44**	0.15	−0.10	0.06	1.00

Significance level: * p < 0.05; ** p < 0.10

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