Definition
Travertine is a mineral consisting of layered calcium carbonate formed by deposition from spring waters
Mangerite is a plutonic intrusive igneous rock, which is essentially a hypersthene-bearing monzonite
History
Origin
Italy
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Discoverer
Marcus Vitruvius Pollio
Unknown
Etymology
From Italian travertino a kind of building stone, from Tiburs, adjective from Tibur (Tivoli), in Italy
From Manger, Norway
Class
Sedimentary Rocks
Igneous Rocks
Sub-Class
Durable Rock, Medium Hardness Rock
Durable Rock, Hard Rock
Family
Group
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Plutonic
Other Categories
Fine Grained Rock, Opaque Rock
Coarse Grained Rock, Fine Grained Rock, Medium Grained Rock, Opaque Rock