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Slate and Argillite Definition


Argillite and Slate Definition


Definition

Definition
Slate is a fine-grained, foliated, homogeneous metamorphic rock derived from an original shale-type sedimentary rock composed of clay or volcanic ash through low-grade regional metamorphism  
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
England  
-  

Discoverer
Abraham Gottlob Werner  
Unknown  

Etymology
From Old French esclate, from esclat (French éclat)  
From Latin Argilla (clay) and -ite in English which became agrilla+ -ite = Argillite  

Class
Metamorphic Rocks  
Sedimentary Rocks  

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

Family
  
  

Group
-  
-  

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

Texture >>
<< Summary

Definition of Slate and Argillite

The general Slate and Argillite definition can be stated as: Slate is a fine-grained, foliated, homogeneous metamorphic rock derived from an original shale-type sedimentary rock composed of clay or volcanic ash through low-grade regional metamorphism. 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 Slate and Argillite, get to know about Properties of Slate and Argillite. Get to know more information about Slate and Argillite origin and discoverer, etymology and class.

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History of Slate and Argillite

The history of Slate 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.

Slate and Argillite Origin and Discoverer

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

Etymology of Slate and Argillite

Along with Slate and Argillite definition, know more about the etymology of Slate and Argillite. Etymology of Slate and Argillite gives information about origin and formation of a particular rock. Know more about Formation of Slate and Formation of Argillite. The etymology of Slate is From Old French esclate, from esclat (French éclat) while that of Argillite is From Old French esclate, from esclat (French éclat). The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Slate belongs to Metamorphic Rocks while Argillite belongs to Sedimentary Rocks. The sub-class, group and other categories of Slate and Argillite are listed below.

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