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Pseudotachylite and Argillite Definition


Argillite and Pseudotachylite Definition


Definition

Definition
Very fine grained fault rock which is composed of glassy matrix that often contains inclusions of wall-rock fragments.   
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   

History
  
  

Origin
USA   
Unknown   

Discoverer
Unknown   
Unknown   

Etymology
From pseudo- +‎ tachylite, a glassy rock generated by frictional heat within faults.   
From Latin Argilla (clay) and -ite in English which became agrilla+ -ite = Argillite   

Class
Metamorphic Rocks   
Sedimentary Rocks   

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

Family
  
  

Group
Not Applicable   
Not Applicable   

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

Texture >>
<< Summary

Definition of Pseudotachylite and Argillite

The general Pseudotachylite and Argillite definition can be stated as: Very fine grained fault rock which is composed of glassy matrix that often contains inclusions of wall-rock fragments.. On the other hand, 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. Along with definition of Pseudotachylite and Argillite, get to know about Properties of Pseudotachylite and Argillite. Get to know more information about Pseudotachylite and Argillite origin and discoverer, etymology and class.

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History of Pseudotachylite and Argillite

The history of Pseudotachylite and Argillite 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.

Pseudotachylite and Argillite Origin and Discoverer

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

Etymology of Pseudotachylite and Argillite

Along with Pseudotachylite and Argillite definition, know more about the etymology of Pseudotachylite and Argillite. Etymology of Pseudotachylite and Argillite gives information about origin and formation of a particular rock. Know more about Formation of Pseudotachylite and Formation of Argillite. The etymology of Pseudotachylite is From pseudo- +‎ tachylite, a glassy rock generated by frictional heat within faults. while that of Argillite is From pseudo- +‎ tachylite, a glassy rock generated by frictional heat within faults.. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Pseudotachylite belongs to Metamorphic Rocks while Argillite belongs to Sedimentary Rocks. The sub-class, group and other categories of Pseudotachylite and Argillite are listed below.

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