1 Definition
1.1 Definition
Travertine is a mineral consisting of layered calcium carbonate formed by deposition from spring waters
Basalt is a common extrusive igneous rock formed by the rapid cooling of basaltic lava exposed at or very near the surface of Earth
1.2 History
1.2.1 Origin
1.2.2 Discoverer
Marcus Vitruvius Pollio
Georgius Agricola
1.3 Etymology
From Italian travertino a kind of building stone, from Tiburs, adjective from Tibur (Tivoli), in Italy
From Late Latin Basaltes (variant of basanites ), very hard stone, which was imported from Ancient Greek Basanites
1.4 Class
Sedimentary Rocks
Igneous Rocks
1.4.1 Sub-Class
Durable Rock, Medium Hardness Rock
Durable Rock, Medium Hardness Rock
1.5 Family
1.5.1 Group
1.6 Other Categories
Fine Grained Rock, Opaque Rock
Fine Grained Rock, Opaque Rock