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Data sets Publications Expeditions Thesaurus
cation-ratio dating  search
RTgeochronology
 exposure age
 relative age
 rock varnish
SNUse of K+Ca/Ti ratio for rock varnish dating. Before 1995, also search cations and (ratios or isotope ratios) and geochronology. Also index exposure age if applicable. Added to Thesaurus in 1995.