Definition
Breccia is a rock consisting of angular fragments of stones which are cemented by finer calcareous material
Travertine is a mineral consisting of layered calcium carbonate formed by deposition from spring waters
History
Origin
England
Italy
Discoverer
Unknown
Marcus Vitruvius Pollio
Etymology
From Italian, literally gravel, Germanic origin and related to break
From Italian travertino a kind of building stone, from Tiburs, adjective from Tibur (Tivoli), in Italy
Class
Sedimentary Rocks
Sedimentary Rocks
Sub-Class
Durable Rock, Hard Rock
Durable Rock, Medium Hardness Rock
Family
Group
-
-
Other Categories
Coarse Grained Rock, Medium Grained Rock, Opaque Rock
Fine Grained Rock, Opaque Rock