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Nephelinite and Travertine Definition


Travertine and Nephelinite Definition


Definition

Definition
Nephelinite is a fine-grained or aphanitic igneous rock made up almost entirely of nepheline and clinopyroxene (variety augite).   
Travertine is a mineral consisting of layered calcium carbonate formed by deposition from spring waters   

History
  
  

Origin
Brazil   
Italy   

Discoverer
Unknown   
Marcus Vitruvius Pollio   

Etymology
from French néphéline, from Greek nephelē   
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
Plutonic   
Not Applicable   

Other Categories
Fine Grained Rock, Opaque Rock   
Fine Grained Rock, Opaque Rock   

Texture >>
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Definition of Nephelinite and Travertine

The general Nephelinite and Travertine definition can be stated as: Nephelinite is a fine-grained or aphanitic igneous rock made up almost entirely of nepheline and clinopyroxene (variety augite).. On the other hand, Travertine is a mineral consisting of layered calcium carbonate formed by deposition from spring waters. Along with definition of Nephelinite and Travertine, get to know about Properties of Nephelinite and Travertine. Get to know more information about Nephelinite and Travertine origin and discoverer, etymology and class.

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History of Nephelinite and Travertine

The history of Nephelinite and Travertine gives information about where the rock was found and who was its discoverer. Almost each and every aspect of Earth's history is recorded in rocks be it the volcanoes which were erupted or the plants, animals and organisms which are now extinct, as rocks are present from millions of years.

Nephelinite and Travertine Origin and Discoverer

Nephelinite and Travertine definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Nephelinite and Travertine. In this section, you will know about Nephelinite and Travertine Origin and Discoverer. Origin of Nephelinite is Brazil whereas Origin of Travertine is Italy. It is interesting to know the name of Nephelinite and Travertine discoverer. The Discoverer of Nephelinite is Unknown and the discoverer of Travertine is Marcus Vitruvius Pollio.

Etymology of Nephelinite and Travertine

Along with Nephelinite and Travertine definition, know more about the etymology of Nephelinite and Travertine. Etymology of Nephelinite and Travertine gives information about origin and formation of a particular rock. Know more about Formation of Nephelinite and Formation of Travertine. The etymology of Nephelinite is from French néphéline, from Greek nephelē while that of Travertine is from French néphéline, from Greek nephelē. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Nephelinite belongs to Igneous Rocks while Travertine belongs to Sedimentary Rocks. The sub-class, group and other categories of Nephelinite and Travertine are listed below.

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