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Adakite and Felsite Definition


Felsite and Adakite Definition


Definition

Definition
Adakite is an intermediate to felsic volcanic rock that has geochemical characteristics of magma which is said to be formed by partial melting of altered basalt that is subducted below volcanic arcs   
Felsite is a very fine grained volcanic rock that may or may not contain larger crystals and light colored rock that typically requires petrographic examination or chemical analysis for more precise definition   

History
  
  

Origin
Adak, Aleutian Islands   
Unknown   

Discoverer
Defant and Drummond   
Unknown   

Etymology
From Adak, Aleutian Islands   
From English feldspar and -ite   

Class
Igneous Rocks   
Igneous Rocks   

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

Family
  
  

Group
Volcanic   
Volcanic   

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

Texture >>
<< Summary

Definition of Adakite and Felsite

The general Adakite and Felsite definition can be stated as: Adakite is an intermediate to felsic volcanic rock that has geochemical characteristics of magma which is said to be formed by partial melting of altered basalt that is subducted below volcanic arcs. On the other hand, Felsite is a very fine grained volcanic rock that may or may not contain larger crystals and light colored rock that typically requires petrographic examination or chemical analysis for more precise definition. Along with definition of Adakite and Felsite, get to know about Properties of Adakite and Felsite. Get to know more information about Adakite and Felsite origin and discoverer, etymology and class.

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History of Adakite and Felsite

The history of Adakite and Felsite 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.

Adakite and Felsite Origin and Discoverer

Adakite and Felsite definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Adakite and Felsite. In this section, you will know about Adakite and Felsite Origin and Discoverer. Origin of Adakite is Adak, Aleutian Islands whereas Origin of Felsite is Unknown. It is interesting to know the name of Adakite and Felsite discoverer. The Discoverer of Adakite is Defant and Drummond and the discoverer of Felsite is Unknown.

Etymology of Adakite and Felsite

Along with Adakite and Felsite definition, know more about the etymology of Adakite and Felsite. Etymology of Adakite and Felsite gives information about origin and formation of a particular rock. Know more about Formation of Adakite and Formation of Felsite. The etymology of Adakite is From Adak, Aleutian Islands while that of Felsite is From Adak, Aleutian Islands. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Adakite and Felsite belong to Igneous Rocks. The sub-class, group and other categories of Adakite and Felsite are listed below.

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For Felsite,

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