KnowraOre gradeLinked fromLinked fromThe 7 pages that link to Ore grade, each with the reason it gives.All 7Related 7Iron oreRelated: Iron grade helps determine whether a deposit can be mined economically.Open-pit miningRelated: Grade helps determine which excavated material is worth processing.Mineral processingRelated: Grade helps set the economic threshold for processing and the value of concentrate.GangueRelated: A high gangue proportion generally means a lower grade of valuable material.Economic geologyRelated: Grade helps determine whether a mineralized deposit can support profitable extraction.Ore dressingRelated: Concentration upgrades low-grade feed, while declining grades generally require processing more rock.Surface miningRelated: Grade helps determine whether recovering a deposit can justify removing its overburden.