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Argillite and Tephrite Definition


Tephrite and Argillite Definition


Definition

Definition
Argillites are highly compact sedimentary or slightly metamorphosed rocks that consist largely or wholly of particles of clay or silt but lack the fissility of shale or the cleavage characteristic of slate  
Tephrite is an aphanitic to porphyritic textured, volcanic igneous rock  

History
  
  

Origin
-  
Germany  

Discoverer
Unknown  
Van Tooren  

Etymology
From Latin Argilla (clay) and -ite in English which became agrilla+ -ite = Argillite  
From Greek tephra, ashes from Indo-European base, to burn  

Class
Sedimentary Rocks  
Igneous Rocks  

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

Family
  
  

Group
-  
Volcanic  

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

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<< Summary

Definition of Argillite and Tephrite

The general Argillite and Tephrite definition can be stated as: Argillites are highly compact sedimentary or slightly metamorphosed rocks that consist largely or wholly of particles of clay or silt but lack the fissility of shale or the cleavage characteristic of slate. On the other hand, Tephrite is an aphanitic to porphyritic textured, volcanic igneous rock. Along with definition of Argillite and Tephrite, get to know about Properties of Argillite and Tephrite. Get to know more information about Argillite and Tephrite origin and discoverer, etymology and class.

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History of Argillite and Tephrite

The history of Argillite 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.

Argillite and Tephrite Origin and Discoverer

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

Etymology of Argillite and Tephrite

Along with Argillite and Tephrite definition, know more about the etymology of Argillite and Tephrite. Etymology of Argillite and Tephrite gives information about origin and formation of a particular rock. Know more about Formation of Argillite and Formation of Tephrite. The etymology of Argillite is From Latin Argilla (clay) and -ite in English which became agrilla+ -ite = Argillite while that of Tephrite is From Latin Argilla (clay) and -ite in English which became agrilla+ -ite = Argillite. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Argillite belongs to Sedimentary Rocks while Tephrite belongs to Igneous Rocks. The sub-class, group and other categories of Argillite and Tephrite are listed below.

For Argillite,

For Tephrite,

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