# Assaying { "id": "S99002428", "title": "Assaying", "url": "/topics/S99002428", "kind": "topic-directory", "aeo_cohort": "topic-directory", "provider": "lcsh", "revision": "29db772ae12e92c5", "catalogue_revision": "f050b5d4780b1289", "numeric_address": "14450995949025231394", "address_version": "morton4x16-v1", "coordinates": [ 0, 23, 39584, 61440 ], "answer_status": "Directory metadata; local answer requires separate source review", "truth_status": "Subject descriptor, not a factual answer or a demonstrated knowledge gap" } Use as a topical subdivision under individual metals and types of metals for the determination of the quantity or quality of a metal in an ore, alloy, etc. Directory metadata is not a factual answer or evidence of a global knowledge gap. Source: https://id.loc.gov/authorities/subjects/sh99002428 No owner-reviewed local answer yet.