Table S8: Peridotite-melt distribution coefficients [C(Perid.)]/[C(melt)]) for melting ultra-depleted peridotite.
				
Element	D		
Cs		0.00054		
Rb		0.000077		
Ba		0.00027		
Th		0.00037		
U		0.00018		
Nb		0.0026		
K		0.00021		
La		0.0011		
Ce		0.0019		
Pb		0.008		
Pr		0.0027		
Nd		0.0034		
Zr		0.0076		
Sr		0.0044		
Sm		0.0061		
Eu		0.0068		
Gd		0.01		
Tb		0.01		
Dy		0.01		
Ti		0.012		
Y		0.018		
Er		0.02		
Yb		0.086		
Cu		0.04		
Sn		0.12		

Mineral/melt D's from Eiler et al., 2005			
Assumes 78.7 % Olivine, 18.8 % Orthopyroxene, 2 % Clinopyroxene and 0.5 % Spinel