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Tephrite and Anthracite Definition


Anthracite and Tephrite Definition


Definition

Definition
Tephrite is an aphanitic to porphyritic textured, volcanic igneous rock   
Anthracite is a type of sedimentary rock which is hard and is variety of coal that has high luster   

History
  
  

Origin
Germany   
Pennsylvania, U.S.   

Discoverer
Van Tooren   
Unknown   

Etymology
From Greek tephra, ashes from Indo-European base, to burn   
From Greek anthrakites, from anthrax, anthrak meaning coal   

Class
Igneous Rocks   
Metamorphic Rocks   

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

Family
  
  

Group
Volcanic   
Not Applicable   

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

Texture >>
<< Summary

Definition of Tephrite and Anthracite

The general Tephrite and Anthracite definition can be stated as: Tephrite is an aphanitic to porphyritic textured, volcanic igneous rock. On the other hand, Anthracite is a type of sedimentary rock which is hard and is variety of coal that has high luster. Along with definition of Tephrite and Anthracite, get to know about Properties of Tephrite and Anthracite. Get to know more information about Tephrite and Anthracite origin and discoverer, etymology and class.

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History of Tephrite and Anthracite

The history of Tephrite and Anthracite 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.

Tephrite and Anthracite Origin and Discoverer

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

Etymology of Tephrite and Anthracite

Along with Tephrite and Anthracite definition, know more about the etymology of Tephrite and Anthracite. Etymology of Tephrite and Anthracite gives information about origin and formation of a particular rock. Know more about Formation of Tephrite and Formation of Anthracite. The etymology of Tephrite is From Greek tephra, ashes from Indo-European base, to burn while that of Anthracite is From Greek tephra, ashes from Indo-European base, to burn. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Tephrite belongs to Igneous Rocks while Anthracite belongs to Metamorphic Rocks. The sub-class, group and other categories of Tephrite and Anthracite are listed below.

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