noun
- a gray metallic mineral consisting of lead sulfide, the principal ore of lead
Usage: geology; mineralogy
Examples
- Galena is mined extensively in Missouri and other parts of the United States.
- The ore sample contained large crystals of galena mixed with other minerals.
- Galena has a distinctive cubic crystal structure and metallic luster.
- Most of the world's lead supply comes from galena deposits.
- The geologist identified galena as the primary ore in the rock formation.