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Pegmatite and Tephrite Definition


Tephrite and Pegmatite Definition


Definition

Definition
Pegmatite rock is a holocrystalline, intrusive igneous rock which is composed of interlocking phaneritic crystals   
Tephrite is an aphanitic to porphyritic textured, volcanic igneous rock   

History
  
  

Origin
Unknown   
Germany   

Discoverer
R. J. Hauy   
Van Tooren   

Etymology
From Greek pegma, pegmat which means- thing joined together + -ite   
From Greek tephra, ashes from Indo-European base, to burn   

Class
Igneous Rocks   
Igneous Rocks   

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

Family
  
  

Group
Plutonic   
Volcanic   

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

Texture >>
<< Summary

Definition of Pegmatite and Tephrite

The general Pegmatite and Tephrite definition can be stated as: Pegmatite rock is a holocrystalline, intrusive igneous rock which is composed of interlocking phaneritic crystals. On the other hand, Tephrite is an aphanitic to porphyritic textured, volcanic igneous rock. Along with definition of Pegmatite and Tephrite, get to know about Properties of Pegmatite and Tephrite. Get to know more information about Pegmatite and Tephrite origin and discoverer, etymology and class.

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History of Pegmatite and Tephrite

The history of Pegmatite 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.

Pegmatite and Tephrite Origin and Discoverer

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

Etymology of Pegmatite and Tephrite

Along with Pegmatite and Tephrite definition, know more about the etymology of Pegmatite and Tephrite. Etymology of Pegmatite and Tephrite gives information about origin and formation of a particular rock. Know more about Formation of Pegmatite and Formation of Tephrite. The etymology of Pegmatite is From Greek pegma, pegmat which means- thing joined together + -ite while that of Tephrite is From Greek pegma, pegmat which means- thing joined together + -ite. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Pegmatite and Tephrite belong to Igneous Rocks. The sub-class, group and other categories of Pegmatite and Tephrite are listed below.

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