noun
- plural of limestone; sedimentary rocks composed mainly of calcium carbonate
Examples
- The cliffs were formed from ancient limestones deposited millions of years ago.
- Different types of limestones vary in color from white to gray to yellow.
- The quarry extracted high-quality limestones for construction projects.
- Fossils are commonly found preserved in limestones.
- The region’s limestones contain valuable mineral deposits.
- Architects prefer certain limestones for their durability and appearance.