noun
- Plural of galena; a common lead sulfide mineral (PbS) that is the principal ore of lead, typically occurring in metallic gray cubic crystals.
Usage: mineralogy; geology
Examples
- The miners extracted galenas from the deep veins beneath the mountain.
- Galenas are often found in association with other sulfide minerals.
- The museum's mineral collection includes several specimens of galenas from different regions.
- Geologists study galenas to understand the formation of ore deposits.
- Industrial processing of galenas yields lead for batteries and other applications.