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Argillite and Hornfels Definition


Hornfels 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   
Hornfels is a metamorphic rock formed by the contact between mudstone or other clay rich rock, and a hot igneous body, and represents a heat altered equivalent of the original rock   

History
  
  

Origin
Unknown   
New Zealand   

Discoverer
Unknown   
Unknown   

Etymology
From Latin Argilla (clay) and -ite in English which became agrilla+ -ite = Argillite   
From German which means hornstone   

Class
Sedimentary Rocks   
Metamorphic Rocks   

Sub-Class
Durable Rock, Soft 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 Argillite and Hornfels

The general Argillite and Hornfels 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, Hornfels is a metamorphic rock formed by the contact between mudstone or other clay rich rock, and a hot igneous body, and represents a heat altered equivalent of the original rock. Along with definition of Argillite and Hornfels, get to know about Properties of Argillite and Hornfels. Get to know more information about Argillite and Hornfels origin and discoverer, etymology and class.

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History of Argillite and Hornfels

The history of Argillite and Hornfels 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 Hornfels Origin and Discoverer

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

Etymology of Argillite and Hornfels

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

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For Hornfels,

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