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#Hadean MCDONOUGH,William F.;SUN, S.-S.The composition of the Earth. Chemical geology, 1995, vol.120, no3, p.223-253. http://t.co/uc1bmdcotu
#Hadean MCDONOUGH,William F.;SUN, S.-S.The composition of the Earth. Chemical geology, 1995, vol.120, no3, p.223-253. http://t.co/uc1bmdcotu