Definition
Kimberlite is a rare, blue-tinged, coarse-grained intrusive igneous rock, which sometimes contains diamonds and is mostly found in South Africa and Siberia.
Travertine is a mineral consisting of layered calcium carbonate formed by deposition from spring waters
History
Origin
Kimberley, South Africa
Italy
Discoverer
John W. Judd
Marcus Vitruvius Pollio
Etymology
From Kimberley + -ite, from the name of the South African town of Kimberley where the rock was first found.
From Italian travertino a kind of building stone, from Tiburs, adjective from Tibur (Tivoli), in Italy
Class
Igneous Rocks
Sedimentary Rocks
Sub-Class
Durable Rock, Hard Rock
Durable Rock, Medium Hardness Rock
Family
Group
Volcanic
-
Other Categories
Coarse Grained Rock, Fine Grained Rock, Opaque Rock
Fine Grained Rock, Opaque Rock