uses isotope

URI: https://gptkb.org/prop/uses_isotope
4 triples
GPTKB property
Random triples
Subject Object
gptkb:rubidium–strontium_dating strontium-87
gptkb:rubidium–strontium_dating gptkb:rubidium-87
gptkb:Re-Os_dating osmium-187
gptkb:Re-Os_dating rhenium-187