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Hornfels and Scoria Definition


Scoria and Hornfels Definition


Definition

Definition
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   
Scoria is a dark-colored extrusive igneous rock with abundant round bubble-like cavities   

History
  
  

Origin
New Zealand   
Unknown   

Discoverer
Unknown   
Unknown   

Etymology
From German which means hornstone   
From late Middle English (denoting slag from molten metal), from Greek skōria refuse, from skōr dung   

Class
Metamorphic 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   

Texture >>
<< Summary

Definition of Hornfels and Scoria

The general Hornfels and Scoria definition can be stated as: 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. On the other hand, Scoria is a dark-colored extrusive igneous rock with abundant round bubble-like cavities. Along with definition of Hornfels and Scoria, get to know about Properties of Hornfels and Scoria. Get to know more information about Hornfels and Scoria origin and discoverer, etymology and class.

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History of Hornfels and Scoria

The history of Hornfels and Scoria 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.

Hornfels and Scoria Origin and Discoverer

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

Etymology of Hornfels and Scoria

Along with Hornfels and Scoria definition, know more about the etymology of Hornfels and Scoria. Etymology of Hornfels and Scoria gives information about origin and formation of a particular rock. Know more about Formation of Hornfels and Formation of Scoria. The etymology of Hornfels is From German which means hornstone while that of Scoria is From German which means hornstone. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Hornfels belongs to Metamorphic Rocks while Scoria belongs to Igneous Rocks. The sub-class, group and other categories of Hornfels and Scoria are listed below.

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