Glossary · term
Ore grade
Mining & Metallurgy
- Aliases
- grade, cut-off grade
- Domain
- Mining & Metallurgy
Definition
The concentration of the wanted element in the ore — 50 % for iron, 0.5 % for copper, a few grams per tonne for gold. Divided by crustal abundance it gives the concentration factor.
Open on the Glossary shelf — the interactive card, the filters, and everything alongside it.