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Pseudotachylite and Andesite Definition


Andesite and Pseudotachylite Definition


Definition

Definition
Very fine grained fault rock which is composed of glassy matrix that often contains inclusions of wall-rock fragments.   
Andesite is a dark, fine-grained, brown or greyish intermediate volcanic rock which is a commonly found in lava   

History
  
  

Origin
USA   
North America   

Discoverer
Unknown   
Unknown   

Etymology
From pseudo- +‎ tachylite, a glassy rock generated by frictional heat within faults.   
From Andes mountains, where it is found in abundance   

Class
Metamorphic Rocks   
Igneous Rocks   

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

Family
  
  

Group
Not Applicable   
Volcanic   

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

Texture >>
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Definition of Pseudotachylite and Andesite

The general Pseudotachylite and Andesite 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, Andesite is a dark, fine-grained, brown or greyish intermediate volcanic rock which is a commonly found in lava. Along with definition of Pseudotachylite and Andesite, get to know about Properties of Pseudotachylite and Andesite. Get to know more information about Pseudotachylite and Andesite origin and discoverer, etymology and class.

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History of Pseudotachylite and Andesite

The history of Pseudotachylite and Andesite 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 Andesite Origin and Discoverer

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

Etymology of Pseudotachylite and Andesite

Along with Pseudotachylite and Andesite definition, know more about the etymology of Pseudotachylite and Andesite. Etymology of Pseudotachylite and Andesite gives information about origin and formation of a particular rock. Know more about Formation of Pseudotachylite and Formation of Andesite. The etymology of Pseudotachylite is From pseudo- +‎ tachylite, a glassy rock generated by frictional heat within faults. while that of Andesite 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 Andesite belongs to Igneous Rocks. The sub-class, group and other categories of Pseudotachylite and Andesite are listed below.

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