{"id":"S85003590","label":"Alkalic igneous rocks","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85003590","normalized_label":"alkalic igneous rocks","broader":["http://id.loc.gov/authorities/subjects/sh85114769"],"aliases":["Alkali rocks","Alkaline igneous rocks"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85003590","provider":"lcsh","revision":"253151741bbb94e6","taxonomy_revision":"f050b5d4780b1289","title":"Alkalic igneous rocks","url":"/topics/S85003590","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"290627311504852484","address_version":"morton4x16-v1","coordinates":[0,20,17461,6144],"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}