IODP SEDIS - Thesaurus -

Pb-206/Pb-204
BT	isotopes
	.radioactive isotopes
	..Pb-206/Pb-204
BT	isotopes
	.stable isotopes
	..Pb-206/Pb-204
BT	metals
	.lead
	..Pb-206/Pb-204
UF	Pb-204/Pb-206
RT	isotope ratios
	HIMU
	Pb-204
	Pb-206
SN	This term has multiple hierarchies.