travertine
Noun
Meaning
A white concretionary form of calcium carbonate, usually hard and semicrystalline. It is deposited from the water of springs or streams holding lime in solution. Extensive deposits exist at Tivoli, near Rome.
Source: Webster's dictionarySynonyms
Anagrams
Examples
Travertine and all stone of that class can stand injury.
Building materials mainly include travertine, crushed stones, asphalt and asphalt concrete.
Because the waters are rich in calcium carbonate dissolved from the karst system, large deposits of travertine have accumulated on the waterfalls where turbulence causes mineral precipitation.
Dorsum or agger viae: the elliptical surface or crown of the road (media stratae eminentia) made of polygonal blocks of silex (basaltic lava) or rectangular blocks of saxum qitadratum (travertine, peperino, or other stone of the country).
More about alabaster and travertine, brief guide explaining the different use of the same terms by geologists, archaeologists and the stone trade.
That these had in fact carried waters for long periods was confirmed by the layers of travertine that encrusted it.