{"iri":"http://fasb.org/us-gaap/2026#MineralPropertiesAccumulatedImpairment","label":"Mineral Properties, Accumulated Impairment","definition":"The accumulated decrease in the carrying value of the mineral properties as a result of adjustments in estimates of future income generating potential of the mineral property.","license":"https://accountingfoundation.org/page/pageContent?pageId=/Termsofuse/Termsofuse.html","source":"gaap","source_url":"http://fasb.org/us-gaap/2026#MineralPropertiesAccumulatedImpairment"}