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Table 1

Basic values for the two key elements of this work.

Valeurs de base pour les deux éléments clés de ce travail.

Elements Electronic configuration Mean oceanic concentration Residence time in the ocean in years (1) PAAS (2) Upper Crust (3) Aver. Shale (4)
As [Ar] 3d1° 4s2 4p3 20 nmol/kg 39 000 1.5 4.8 13
Sb [Kr] 4d1° 5s2 5p3 1.6 nmol/kg 5700 0.2 0.2 1.5
(1) Broecker and Peng, 1982 concentrations in ppm
(2) Taylor and McLennan, 1985
(3) McLennan, 2001 (4) Wedepohl, 1995

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