TRAVERTINE
Etymology
Noun
travertine (countable and uncountable, plural travertines)
(mineral) A light, porous form of concretionary limestone (or calcite) deposited from solution, and sometimes quarried for building.
Synonym: travertine marble
Anagrams
• trinervate
Source: Wiktionary
Trav"er*tine, n. Etym: [F. travertin, It. travertino, tiburtino, L.
lapis Tiburtinus, fr. Tibur an ancient town of Latium, now Tivoli.]
(Min.)
Definition: 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 Unabridged Dictionary 1913 Edition