{"iri":"http://fasb.org/us-gaap/2026#MineDevelopmentMember","label":"Mine Development [Member]","definition":"Components used to prepare a mine for its intended use including, but not limited to, labor, materials, and equipment.","license":"https://accountingfoundation.org/page/pageContent?pageId=/Termsofuse/Termsofuse.html","source":"gaap","source_url":"http://fasb.org/us-gaap/2026#MineDevelopmentMember"}