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Adakite and Arkose Definition


Arkose 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   
Arkose is a sedimentary rock, specifically a type of sandstone containing at least 25% feldspar   

History
  
  

Origin
Adak, Aleutian Islands   
France   

Discoverer
Defant and Drummond   
Alexandre Brongniart   

Etymology
From Adak, Aleutian Islands   
From Auvergne region of France used by a French geologist Alexandre Brongniart in 1826 who applied this term to some feldspathic sandstones   

Class
Igneous Rocks   
Sedimentary Rocks   

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

Family
  
  

Group
Volcanic   
Not Applicable   

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

Texture >>
<< Summary

Definition of Adakite and Arkose

The general Adakite and Arkose 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, Arkose is a sedimentary rock, specifically a type of sandstone containing at least 25% feldspar. Along with definition of Adakite and Arkose, get to know about Properties of Adakite and Arkose. Get to know more information about Adakite and Arkose origin and discoverer, etymology and class.

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History of Adakite and Arkose

The history of Adakite and Arkose 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 Arkose Origin and Discoverer

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

Etymology of Adakite and Arkose

Along with Adakite and Arkose definition, know more about the etymology of Adakite and Arkose. Etymology of Adakite and Arkose gives information about origin and formation of a particular rock. Know more about Formation of Adakite and Formation of Arkose. The etymology of Adakite is From Adak, Aleutian Islands while that of Arkose 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 belongs to Igneous Rocks while Arkose belongs to Sedimentary Rocks. The sub-class, group and other categories of Adakite and Arkose are listed below.

For Adakite,

For Arkose,

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