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Novaculite and Tephrite Definition


Tephrite and Novaculite Definition


Definition

Definition
Novaculite is a dense, hard, fine-grained, siliceous metamorpic rock which is a type of chert that breaks with conchoidal fracture   
Tephrite is an aphanitic to porphyritic textured, volcanic igneous rock   

History
  
  

Origin
Unknown   
Germany   

Discoverer
Unknown   
Van Tooren   

Etymology
From Latin word novacula, for razor stone   
From Greek tephra, ashes from Indo-European base, to burn   

Class
Sedimentary Rocks   
Igneous Rocks   

Sub-Class
Durable Rock, Hard Rock   
Durable Rock, Hard Rock   

Family
  
  

Group
Not Applicable   
Volcanic   

Other Categories
Fine Grained Rock, Opaque Rock   
Coarse Grained Rock, Fine Grained Rock, Medium Grained Rock, Opaque Rock   

Texture >>
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Definition of Novaculite and Tephrite

The general Novaculite and Tephrite definition can be stated as: Novaculite is a dense, hard, fine-grained, siliceous metamorpic rock which is a type of chert that breaks with conchoidal fracture. On the other hand, Tephrite is an aphanitic to porphyritic textured, volcanic igneous rock. Along with definition of Novaculite and Tephrite, get to know about Properties of Novaculite and Tephrite. Get to know more information about Novaculite and Tephrite origin and discoverer, etymology and class.

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History of Novaculite and Tephrite

The history of Novaculite and Tephrite 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.

Novaculite and Tephrite Origin and Discoverer

Novaculite and Tephrite definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Novaculite and Tephrite. In this section, you will know about Novaculite and Tephrite Origin and Discoverer. Origin of Novaculite is Unknown whereas Origin of Tephrite is Germany. It is interesting to know the name of Novaculite and Tephrite discoverer. The Discoverer of Novaculite is Unknown and the discoverer of Tephrite is Van Tooren.

Etymology of Novaculite and Tephrite

Along with Novaculite and Tephrite definition, know more about the etymology of Novaculite and Tephrite. Etymology of Novaculite and Tephrite gives information about origin and formation of a particular rock. Know more about Formation of Novaculite and Formation of Tephrite. The etymology of Novaculite is From Latin word novacula, for razor stone while that of Tephrite is From Latin word novacula, for razor stone. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Novaculite belongs to Sedimentary Rocks while Tephrite belongs to Igneous Rocks. The sub-class, group and other categories of Novaculite and Tephrite are listed below.

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