{"id":"S2009010890","label":"Hard rock minerals industry","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2009010890","normalized_label":"hard rock minerals industry","broader":["http://id.loc.gov/authorities/subjects/sh85085548"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2009010890","provider":"lcsh","revision":"3cd5f862f14a66a2","taxonomy_revision":"f050b5d4780b1289","title":"Hard rock minerals industry","url":"/topics/S2009010890","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"4955301003521057380","address_version":"morton4x16-v1","coordinates":[0,478,64587,10240],"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}