Fig. 4: Loss on ignition (LOI, wt%) as a measure of alteration versus Δ199Hg in mid-ocean ridge basalts (MORB), island arc basalts (IAB), continental flood basalts (CFB), and ocean island basalts (OIB) investigated in this study. | Nature Communications

Fig. 4: Loss on ignition (LOI, wt%) as a measure of alteration versus Δ199Hg in mid-ocean ridge basalts (MORB), island arc basalts (IAB), continental flood basalts (CFB), and ocean island basalts (OIB) investigated in this study.

From: Mantle Hg isotopic heterogeneity and evidence of oceanic Hg recycling into the mantle

Fig. 4

The lack of correlation between secondary alteration and Δ199Hg in the studied samples suggests no significant disturbance of the Δ199Hg values by external fluids. Analytical uncertainties (2 SD) are 0.07‰ for Δ199Hg. Analytical uncertainties (RSD) for LOI are <5%.

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