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Trachyte and Andesite Definition


Andesite and Trachyte Definition


Definition

Definition
Trachyte is a grey fine-grained volcanic rock which mainly consists of alkali feldspar   
Andesite is a dark, fine-grained, brown or greyish intermediate volcanic rock which is a commonly found in lava   

History
  
  

Origin
Unknown   
North America   

Discoverer
Alexandre Brongniart and René Just Haüy   
Unknown   

Etymology
From Greek trakhus rough’ or trakhutēs roughness   
From Andes mountains, where it is found in abundance   

Class
Igneous Rocks   
Igneous Rocks   

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

Family
  
  

Group
Volcanic   
Volcanic   

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

Texture >>
<< Summary

Definition of Trachyte and Andesite

The general Trachyte and Andesite definition can be stated as: Trachyte is a grey fine-grained volcanic rock which mainly consists of alkali feldspar. 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 Trachyte and Andesite, get to know about Properties of Trachyte and Andesite. Get to know more information about Trachyte and Andesite origin and discoverer, etymology and class.

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History of Trachyte and Andesite

The history of Trachyte 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.

Trachyte and Andesite Origin and Discoverer

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

Etymology of Trachyte and Andesite

Along with Trachyte and Andesite definition, know more about the etymology of Trachyte and Andesite. Etymology of Trachyte and Andesite gives information about origin and formation of a particular rock. Know more about Formation of Trachyte and Formation of Andesite. The etymology of Trachyte is From Greek trakhus rough’ or trakhutēs roughness while that of Andesite is From Greek trakhus rough’ or trakhutēs roughness. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Trachyte and Andesite belong to Igneous Rocks. The sub-class, group and other categories of Trachyte and Andesite are listed below.

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