{"id":"S85068678","label":"Isotope geology","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85068678","normalized_label":"isotope geology","broader":["http://id.loc.gov/authorities/subjects/sh85101560"],"aliases":["Isotope geochemistry","Nuclear geochemistry","Nuclear geology","Nuclear geophysics","Stable isotope geology"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85068678","provider":"lcsh","revision":"16a6078a183d229d","taxonomy_revision":"f050b5d4780b1289","title":"Isotope geology","url":"/topics/S85068678","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"290693282202273344","address_version":"morton4x16-v1","coordinates":[0,20,18478,6144],"answer_status":"Directory metadata; local answer requires separate source review","truth_status":"Subject descriptor, not a factual answer or a demonstrated knowledge gap","reviewed_answer":null}