IODP SEDIS - Thesaurus -

Ra-226
BT	isotopes
	.radioactive isotopes
	..Ra-226
BT	metals
	.alkaline earth metals
	..radium
	...Ra-226
RT	Ra-228/Ra-226
SN	This term has multiple hierarchies.

Ra-226/Th-230
USE	Th-230/Ra-226