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Argillite and Trachyte Definition


Trachyte 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   
Trachyte is a grey fine-grained volcanic rock which mainly consists of alkali feldspar   

History
  
  

Discoverer
Unknown   
Alexandre Brongniart and René Just Haüy   

Etymology
From Latin Argilla (clay) and -ite in English which became agrilla+ -ite = Argillite   
From Greek trakhus rough’ or trakhutēs roughness   

Class
Sedimentary Rocks   
Igneous Rocks   

Sub-Class
Durable Rock, Soft Rock   
Durable Rock, Medium Hardness Rock   

Family
  
  

Group
Not Applicable   
Volcanic   

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

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<< Summary

Definition of Argillite and Trachyte

The general Argillite and Trachyte 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, Trachyte is a grey fine-grained volcanic rock which mainly consists of alkali feldspar. Along with definition of Argillite and Trachyte, get to know about Properties of Argillite and Trachyte. Get to know more information about Argillite and Trachyte origin and discoverer, etymology and class.

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History of Argillite and Trachyte

The history of Argillite and Trachyte 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 Trachyte Origin and Discoverer

Argillite and Trachyte definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Argillite and Trachyte. In this section, you will know about Argillite and Trachyte Origin and Discoverer. Origin of Argillite and Trachyte are Unknown. It is interesting to know the name of Argillite and Trachyte discoverer. The Discoverer of Argillite is Unknown and the discoverer of Trachyte is Alexandre Brongniart and René Just Haüy.

Etymology of Argillite and Trachyte

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

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