noun
- a type of rock formed from volcanic ash that has been compressed and hardened
Usage: geology
Examples
- The ancient city was built from blocks of tuff quarried from nearby volcanic deposits.
- Geologists identified the light-colored tuff layer in the cliff face.
- The soft tuff was easy to carve, making it popular for construction.
- Volcanic tuff forms when ash settles and becomes compacted over time.
- The cathedral’s walls were constructed using local tuff stone.
- Scientists studied the tuff deposits to understand the region’s volcanic history.