Tufa (Noun)
Meaning 1
Hard volcanic rock composed of compacted volcanic ash.
Classification
Nouns denoting substances.
Synonyms
Hypernyms
Meaning 2
A soft porous rock consisting of calcium carbonate deposited from springs rich in lime.
Classification
Nouns denoting substances.
Examples
- The canyon walls were composed of a soft, porous tufa that had been formed over thousands of years.
- The ancient Greeks built their temples out of local tufa, which was abundant in the region.
- As the spring water rich in lime flowed out of the rock, it formed a layer of tufa that would harden over time.
- The park ranger explained to the visitors that the distinctive tower-like formations were made of tufa, created by the deposition of minerals from the nearby hot springs.
- Geologists studied the tufa formations in the cave to learn more about the region's geological history.